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| | HEASARC On-line Service |
 | | The catalog summarizes information on the photometric, spectroscopic, orbital, and physical properties of the systems as well as space motions and positions. | | | The Smithsonian Astrophysical Observatory Star Catalog (SAO; SAO Staff 1966) has partially met those requirements, but its positions brought to current epochs now contain errors on the order of 1 second of arc, plus the proper motions in the SAO differ systematically with one another depending on their source catalogs. | | | The OPTICAL database is a newly-revised master catalog containing selected parameters from several optical source catalogs. |
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http://heasarc.gsfc.nasa.gov/docs/journal/online_service6.html
(4822 words)
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| | Space Guide - Messier Objects |
| | Initially Messier listed 103 such objects, but subsequently 7 further entries were included (M104-110); these were objects observed by Messier and colleague Pierre Michain, but omitted from the initial published list. | | | The Virtual Messier is a graphical interface to the SEDS Messier Object Database. | | | A listing of Messier Objects is provided, with images, links to further information on associated constellations and links to further information about the Objects. |
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http://www.psigate.ac.uk/newsite/spaceguide/messier
(725 words)
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| | Schmidt Cassegrain telescope advice - lists of objects for visual observing |
| | The Messier objects are present in the databases of all GoTo scopes, and | | | Most all GoTo scopes include the Messier, Revised NGC, and IC catalogs in their computer databases for automatic go-to capability. | | | There are now much larger catalogs of double/multiple stars but the Struve doubles tend to be the ones most observed by amateurs because they are the brightest (again due to the more limited optical capabilities of Struve’s time). |
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http://sctscopes.net/Observing_with_an_SCT/Observing_Lists/observing_lists.html
(2367 words)
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| | Messier Certificate |
| | They feature all of the important data about each Messier object and a generous area for making notes and drawings. | | | Exploring the Messier Catalogue is an excellent observing project as it contains many showpiece objects. | | | Note: the file may take a few moments to load and it may be best to print just a few pages at a time. |
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http://www.rasc.ca/observing/page3.html
(483 words)
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| | Charles Messier |
| | Since the publication of my catalog, I have observed still others: I will publish them in the future in the order of right ascension for the purpose of making them more easy to recognize and for those searching for comets to have less uncertainty.'' (As it came out, Messier never carried out this plan). | | | Unfortunately, there was a mistake in Delisle's calculations, so that Messier always looked at the wrong positions. | | | He added that the objects observed might be atmospheric phenomena, but "more probably small meteorites". |
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http://www.messiermarathon.com/about.htm
(3313 words)
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| | Stargazer Online Messier Marathon |
| | The catalog was first published in 1771 and contained 45 objects. | | | The other side gives information such as the Messier objects Right Ascension and Declination, plus the magnitude so you'll know if you're looking for a faint object or a bright one. | | | Messier Objects Search List that I've provided on this site. |
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http://my.voyager.net/stargazer/marathon.html
(3264 words)
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| | Observing Programs - Outline |
| | Approximately 25% of the objects in the Herschel program are also found in the Messier Catalog and 110 Best NGC. | | | The initial deep sky programs include the Urban List, Messier Catalog and the 110 Best NGC and have been selected because they contain the showpieces of the night sky. | | | With the remainder of the NGC, the entire IC as well as many other popular catalogs to choose from, finding the correct number of objects is not a problem; the problem will be which ones! |
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http://www.saguaroastro.org/content/print-friendly/print-observing-programs-outline.htm
(1730 words)
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| | SEDS Messier Database |
| | Also, we have constellation images which show Messier and NGC (New General Catalog) objects down to 12th magnitude. | | | It was one of the first major milestones in the history of the discovery of Deep Sky objects, as it was the first more comprehensive and more reliable list: Only four objects were initially missing because of data reduction errors, which could be figured out later though. | | | View Messier objects by Right Ascension, by Declination, or by visual magnitude |
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http://www.obspm.fr/messier
(1136 words)
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| | Catalogs |
| | If you've created or come across a data catalog which you feel would be of interest to other users, and you'd like to contribute it to this library, please send e-mail to chris@skymap.com for instruction about how to do so. | | | Add the catalog to SkyMap Pro using the procedures described in the "External Data Catalogs" chapter of the manual. | | | Click the catalog link to download the file to your hard disk. |
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http://www.skymap.com/Data_Catalogs.htm
(446 words)
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| | Charles Messier's Original Catalog |
| | On the 23rd, he determined its position by comparing it with the star 2 Cygni, according to Flamsteed: it is near the Milky Way; and close to it is a star of 10th magnitude. | | | However, his description matches well with an existing object, NGC 5866, as does Messier's position measurement, if one takes an error of exactly 5 degrees in right ascension into account. | | | Messier never published a further upgrade, although he has expressed plans to do so, e.g. |
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http://www.seds.org/messier/xtra/history/m-cat.html
(8357 words)
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| | Labeling Objects in TheSky6 |
| | For example, Messier objects are of type Mixed Deep Sky. | | | Extended Labels can be configured to show catalog specific information, such as catalog number and magnitude. | | | Mixed Deep Sky node in the tree list. |
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http://www.bisque.com/help/TheSkyV6/Lableing_Objects_Explained.htm
(388 words)
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| | Astronomy Resources |
| | Once he observed an object and determined that it wasn't a comet, it was added to his list to avoid mistaking it for one in the future. | | | I'd like to include a copy of the Caldwell Catalog here, but apparently Sky Publishing Corporation considers these objects to be their property (and will not allow me permission to list them). | | | The Messier list is an ideal first "long-term" observing project. |
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http://www.centuryinter.net/lphilpot/astrores.html
(2340 words)
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| | The Astronomical Society of Harrisburg |
| | Messier neglected to include a number of bright deep-sky objects in his catalog, the Double Cluster (NGC 869 and NGC 884) being one obvious example. | | | Messier's lasting legacy to amateur astronomy, the Messier Catalog, includes most of the best deep sky objects visible in the northern hemisphere. | | | But Messier was no mathematician and relied on his aristocratic friend Bouchart de Saron, who was the President of the French Assembly, to compute the orbits of his comets. |
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http://www.astrohbg.org/mitsky/messier.php
(1134 words)
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| | Messier Club Introduction |
| | Thus, the Messier Catalog is a happy hunting ground for any amateur with a taste for deep sky objects. | | | The novice is sure to find some spectacular object pictured and designated by its "Messier Number" with the universal abbreviation "M". | | | The catalog was published in several stages as additions were made to it, the first 45 entries being printed in 1771. |
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http://www.astroleague.org/al/obsclubs/messier/mess.html
(777 words)
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| | Messier Maps |
| | Well, simply put, they are 110 of some of the best examples of deep sky objects viewable from mid-northern latitudes. | | | The internet is also where I gathered a very useful guide to observing the Messier Objects. | | | I have uploaded all 110 of my new TelRad(R) Messier Maps in Portable Document Format (PDF). |
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http://www.e-odonnell.com/myweb6/messierindex.htm
(588 words)
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| | Messier Objects Page |
| | The catalog was a major milestone in the history of astronomy, as it was the first comprehensive list of deep sky objects. | | | The catalog has undergone some slight revisions since Messier's time, correcting the mistakes in the original. | | | Ironically, Charles Messier wasn't all that interested in the objects in his list. |
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http://www.ac.wwu.edu/~jonesn5/cs112/labs/lab4/part2/messier.htm
(236 words)
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| | Educational Observatory - Messier Objects |
| | Messier Objects with Data - Homogenous data for all the Messier objects of their various types are plainly unavailable from professional sources, so our compilation is necessarily preliminary and far from being perfect, even if we completely disregard the generally poor availability of acurate distances. | | | Only some minor corrections have been included in our online database. | | | Bill Arnett for helpful hints and support, and the admins of SEDS who provided the appropriate hardware and software basis for this service. |
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http://www.edu-observatory.org/eo/messier.html
(480 words)
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| | Messier Objects |
| | They were taken with an Apogee AP7 CCD camera. | | | The Apogee AP7 contains a SITe 24 micron 512 x 512 CCD chip that has excellent quantum efficiency throughout the visible spectrum and into the near-infrared portion of the spectrum. | | | Since late 2000, color images of the Messier Objects have been taken with a |
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http://www.3towers.com/messier.htm
(595 words)
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| | Grasslands Observatory |
| | Grasslands Observatory Color CCD Images of the entire Messier Catalog (M1-M110) |
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http://www.3towers.com
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| | Sky Publishing - Names of Deep-Sky Objects |
| | These are among the 20 names of this one galaxy listed in the NASA Extragalactic Database (NED), a bibliographic computer catalog maintained by the Jet Propulsion Laboratory. | | | Like Messier's optical list, these early radio surveys corralled most of the best objects. | | | But Messier certainly included some of his new "nebulae" (as practically everything nonstellar was called back then) just because they were new. |
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http://www.wwnorton.com/astro21/sandt/dsonames.html
(2133 words)
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| | Hawaiian Astronomical Society - Messier Listing |
| | Jay Wrathall has photographed all the Messier Objects, mostly with a 4" Takahashi refractor and an SBIG ST-8 CCD camera. | | | Below is a listing of all Messier objects. | | | This report was created with the help of dObjects. |
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http://www.hawastsoc.org/deepsky/messier.html
(93 words)
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| | Search Results for catalog - Encyclopædia Britannica |
| | The great survey catalogs furnished magnitude estimates, but since photometric procedures are quite... | | | A complete mapping of the sky includes magnitudes (and colours) as well as positions and motions. | | | Sets of entries generally are arranged in one of three catalog systems. |
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http://www.britannica.com/search?query=catalog&submit=Find&source=MWTEXT
(422 words)
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| | MESSIER CATALOG |
| | The "M" stands for "Messier," and the number refers to the Messier catalog of comet-like objects. | | | Many deep sky objects are named by numbers prefaced with an "M." What does the "M" stand for? | | | In the late 18th century, Charles Messier (MESS-ee-ay) catalogued all the cloudy patches he could find in the sky so that he would not mistake them for comets. |
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http://homepage.mac.com/kvmagruder/bcp/aster/messier/clusters.htm
(128 words)
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| | 06: FINDING OBJECTS |
| | This catalog lists over 15 million objects (and forms the basis of the more detailed layers of Guide's data), but provides no more information about each star than its location and brightness (or magnitude. | | | For example, M-51 is better known as the Whirlpool Galaxy, and NGC 5128 is better known as Centaurus A. Clicking on "Common Name" leads to a menu listing some of these objects. | | | Not only is it the epoch used when you enter a position; it is also the epoch in which your current position is shown, and in which all positions are shown in ephemeris and "more info" data. |
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http://www.projectpluto.com/manual/finding.htm
(3777 words)
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| | Astronomical Leage - Template for new pages |
| | Ancient City Astronomy Club (A. C.) members began the difficult process of separating his objects, which used a rather unique classification system with eight sub-categories; each individual object was placed into a particular subcategory. | | | With this idea in mind, the formation of the Herschel Club began. | | | You will notice a few Messier objects in the listings, also the Double Cluster, along with most of the brighter deep-sky objects that did not find their way into Messier's Catalog. |
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http://www.astroleague.org/al/obsclubs/herschel/hers400.html
(705 words)
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| | Meade Instruments Corporation - Magellan II Telescope Computer System Instruction Manual |
| | You will notice that the Messier (M) objects, and the NGC objects have been incorporated into the Meade Instruments CNGC listing. | | | Naturally smaller telescopes and/or less optimal observing conditions will lower the apparent quality of all objects. | | | CNGC stands for "Computerized New General Catalog of Non-Stellar Astronomical Objects." The CNGC is an enhancement from the RNGC (Revised New General Catalog) in many ways. |
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http://www.meade.com/manuals/mgn2mn/v.html
(495 words)
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| | Messier Objects |
| | Below is a list of Messier objects sorted by Messier number. | | | For your convenience, we have posted the list in a Microsoft Excel 97 (XLS) format. | | | As he came across these objects, he would catalog them so that he could go back to these objects later to verify if they were in fact comets or some other object. |
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http://www.synapticsystems.com/sky/messier.html
(353 words)
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| | The Messier Catalog -- Mirrors |
| | The original SEDS Messier Catalog online database has its home on the machine of SEDS (http://www.seds.org/), the Students for the Exploration and Development of Space at the University of Arizona: | | | Comments and other input on the contents of the Messier pages (which is highly appreciated) in English or German should be sent to Hartmut Frommert or Chris Kronberg, while correspondence in the following other languages is also welcome: | | | Polish Language Messier Catalog ("Katalog Messiera") is in preparation by Piotr Wolak |
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http://www.obspm.fr/messier/mirrors.html
(406 words)
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| | K3's Astronomy - Deep Sky (Messier Catalog) |
| | Here is the start of my long-time project - create my own Messier catalog. | | | Computer generated images, real images, drawings and texts are property of the author and may not be reproduced or used without permission of author. |
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http://www.pk3.org/Astro/sky_deepsky_messier.htm
(71 words)
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| | The Messier Catalog : Starshine.com |
| | M108 is another one of the extended objects added to Messier's catalog in 1954 (based on his original notes). | | | Due to Messier recording it at a location 4 degrees away, it was considered "missing" for long time until his descriptions were paired up with the object NGC2548. | | | M76, the "Cork Nebula" "Little Dumbbell Nebula?" is called one of the dimmest of the Messier objects. |
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http://www.starshine.com/frankn/astronomy/messier.asp
(4931 words)
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| | KenPress |
| | Messier published three Deep Sky Object catalogs, each growing in size. | | | Delisle was born an aristrocrat and Messier was not. | | | In Messier's catalog, the objects are actually numbered but the letter "M" is now placed in front of each number to signify his catalog and object number. |
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http://www.kenpress.com/Teachers.aspx?ArticleID=77&PageID=4
(984 words)
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| | Cosmic Voyage-The Online Resource for Amateur Astronomers |
| | You may enjoy visiting the SEDS Messier Database, a Web site maintained by the Students for the Exploration and Development of Space featuring information about Charles Messier and his catalog. | | | This observing challenge is known as the Messier Marathon. | | | This catalog was compiled by French astronomer Charles Messier during the late 1700's and includes many of the best deep-sky objects that can be observed with a small telescope. |
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http://members.aol.com/billferris/messier.html
(128 words)
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| | Messier object: Information From Answers.com |
| | Many of these objects are still known by their Messier number. | | | A first list, compiled and published in 1771 by Charles Messier, contained 45 objects. | | | He therefore compiled a list of these objects. |
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http://www.answers.com/topic/messier-object
(370 words)
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| | Messier catalog |
| | A website with photographs of all the Messier objects can be accessed at http://seds.org/billa/dssm/messier.html, with informative essays on each object (click on the “more” link). | | | The original list contained 103 objects; seven more were added later by others. | | | These objects were fuzzy like comets, but they couldn't be comets because they didn't move: unlike comets they were known to keep their place among the fixed stars. |
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http://www.sizes.com/natural/messier_catalog.htm
(214 words)
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| | Cousin Ricky's Amateur Astronomy--Will the Real Messier Catalog Please Stand Up? |
| | When Sir Patrick Caldwell-Moore compiled his list of favorite objects, he stopped at 109 to match the number of Messier objects. | | | This version probably numbers all the objects that Messier intended to catalog. | | | I therefore refer to these by their new Messier numbers. |
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http://cac.uvi.edu/staff/rc3/astro/m102.html
(600 words)
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| | Astronomical Catalogs: Addendum G |
| | This has been my first truly homogeneous observing program. | | | tied for most distant independent Milky Way Messier Globular | | | first Messier object discovered by Messier was a Globular |
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http://home.earthlink.net/~ngc5139/SCI/catalogsG.html
(2191 words)
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| | SkyEye - Messier Catalogue |
| | Unfortunately, he kept coming across fuzzy-looking objects in his telescope that could easily fool the unwary, so he began to compile a list of these objects which eventually became known as the Messier Catalogue. | | | Ironically, Charles Messier is now more famous for his list of galaxies, nebulae and clusters than he is for his comet discoveries. | | | Some think that Messier made a mistake and re-identified M101 as M102. |
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http://www.obliquity.com/skyeye/misc/messier.html
(114 words)
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| | The Messier Objects |
| | The Digitized Sky Survey is available directly on the Web at STScI (a basic, simple interface) and NASA GSFC (a more complex interface) | | | Amateur telescope Messier images from Manchester Astronomical Society |
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http://astro.nineplanets.org/dssm
(219 words)
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| | 2005 All Arizona Messier Marathon |
| | A description of the object is not necessary, especially since it will take precious time needed to find the remaining objects. | | | The results will be posted, after some verification, on the Messier Marathon Observer's Results web page referenced above as well as the SAC site. | | | So after this review it definitely appears we will be able to observe all 110 entries in Charles Messier's catalog - weather permitting. |
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http://www.saguaroastro.org/content/messier.htm
(1409 words)
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| | Calvin College Observatory: Images - The Messier Catalog |
| | Click on any picture below to see a larger image and read more information about the object. | | | Charles Messier published the catalog in the 1770s and 1780s, as an aid to comet hunters – these objects can look like comets in a small telescope, but Messier found they do not move with respect to the stars as comets would. | | | Below are images taken by Calvin students in courses and in independent projects, using the Calvin Observatory and the Calvin-Rehoboth Robotic Observatory. |
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http://www.calvin.edu/academic/phys/observatory/images/Messier
(107 words)
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| | Hawaiian Astronomical Society - Deepsky Atlas |
| | Finally, there is the Digital Sky Survey, a huge project entering its second generation. | | | Their cross-referenced Messier catalog (maintained by Hartmut Frommert) has become the Internet standard. | | | Thus, you will find many links to SEDS here. |
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http://www.hawastsoc.org/deepsky
(340 words)
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| | Cosmic Voyage-The Online Resource for Amateur Astronomers |
| | He published three catalogs describing and giving positions for 103 objects. | | | At first, Messier's duties were limited to making copies of important documents and maps. | | | Charles Messier would be credited with the discovery or co-discovery of 13 comets over the course of his career. |
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http://members.aol.com/billferris/marathon.html
(546 words)
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| | SignOnSanDiego.com > News > Science/Health -- You can order the cosmos with Messier's Catalog |
| | Ironically, Messier never achieved fame or fortune for his comet discoveries; instead it was his list of "nuisance" objects for which he is known. | | | But I wonder: If Messier had known what he was actually seeing, would he have been so upset at finding so many? | | | What these were didn't matter to Messier but, to avoid wasting any more time checking them out again and again, he compiled a list of all he found. |
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http://www.signonsandiego.com/news/science/20020703-9999_1c3star.html
(429 words)
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| | Sea and Sky: Messier Catalog |
| | The first object he observed was the remnant of a supernova explosion known as the Crab Nebula (M1). | | | On August 28, 1758, while searching for comets, Messier found a small cloudy object in the constellation of Taurus. | | | He began keeping a journal of these nebulous (cloudy) objects so that they would not be confused with comets. |
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http://www.seasky.org/astronomy/astronomy_messier.html
(162 words)
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| | The Messier Catalog |
| | This was the first installment of the now famous Messier Catalog. | | | One of the three Messier objects lying between the end of the Big Dipper's handle and Cor Caroli (the other two: M51 and M63). | | | To him these objects simply cluttered up the heavens, and in order to prevent other comet hunters from wasting time on them, he published a list 45 of these non-cometary objects in 1771. |
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http://www.lsus.edu/nonprofit/sbas/messier.htm
(3176 words)
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| | The Astronomy Connection - January Messier Tour |
| | M76 - Known as the little dumbell, this planetary nebula in Perseus is one of the dimmest objects in the Catalog. | | | M74 is arguably the most difficult object to find in the Catalog. | | | You will need very dark, clear skies to easily see it, anything less than perfect conditions will make M74 nearly impossible to find. |
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http://observers.org/observing/m-jan.html
(598 words)
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| | Messier45.com |
| | Great effort is made to provide as accurate data as possible in the most efficient and most accessible way. | | | The deep sky object Messier 45, number 45 on famous astronomer Charles Messier's list of clusters and nebulous objects, is a beautiful naked eye open cluster of mostly blue stars shrouded in dust reflecting the blue starlight, some of which is visible with binoculars. | | | The cluster is also called The Seven Sisters, where the sisters are seven of the brightest stars in the cluster. |
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http://messier45.com
(356 words)
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| | The Astronomy Connection - November Messier Tour |
| | This month we will search for seven more objects from the Messier Catalog. | | | Two of the objects are fairly easy in binoculars, while four others will require dark skies, patience, and keen eyes to find. | | | Medium to high power shows the view best described by Messier "cluster of three or four stars...containing very little nebulosity". |
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http://observers.org/observing/m-nov.html
(419 words)
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| | Welcome to M42's Home!! |
| | These objects was often confused with comets, so Messier's catalog was so useful to comet hunters. | | | The French astronomer Charles Messier published a catalog of fuzzy objects, which he observed while searching for comets. | | | 'M' means that this catalog is Messier's and the number is the order of Messier's catalog. |
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http://victorian.fortunecity.com/plath/210/em42.htm
(144 words)
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| | Cool Cosmos |
| | For selected astronomical objects in the famous Messier catalog, as well as for some non-Messier objects, we have gathered images taken at different wavelengths by a variety of ground-based and space-borne observatories. | | | By scrolling down through the Gallery, you will find copies of each image, accompanied by explanatory text which will explain the similarities and differences between images. |
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http://coolcosmos.ipac.caltech.edu/cosmic_classroom/multiwavelength_astronomy/multiwavelength_museum
(168 words)
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