... Comment specifications may appear in the body of dataset, table and array specifications. There is no limit to the number of comment specifications which may appear in each of the allowed specification bodies. ... comment is the comment designator keyword. This is used to begin a new comment specification. string is the text which comprises the comment. ... This is used to begin a new comment specification. free-format-text is the text which which comprises the comment (delimited by and ). ...

... Bad Astronomy . ... Bitesize Astronomy . ... Last week's Snack talked about how black holes can affect the environment around them in such a way as to be very bright . ... It's a common misconception that black holes always have matter swirling into them. ... As this matter gets closer and closer to the black hole it piles up and a large, fairly flat disk forms. This is called the accretion disk , because matter from this disk accretes (that is, falls in) on the black hole. ... 2008 Phil Plait. ...

... Archives . ... It is a very powerful tool, but I can never remember how to use it, and I have an amazing knack for not finding what I need in the documentation. ... Often for Chandra spectra, the background is included in that same file. ... Q: how in god?s name does one avoid plotting those damned error bars? ... it is much easier to update and make changes there than in the blog format. 06-12-2010, 11:11 pm . ... vlk on Everybody needs crampons . Doug Burke on Everybody needs crampons . ...

... Apache HTTP Server Version 2.4 . ... User-specific directories . ... A request for http://www.example.com/~bob/one/two.html will be translated to: . ... http://www.example.com/users/bob/one/two.html . ... http://www.example.com/bob/usr/one/two.html . ... With a request for http://www.example.com/~bob/one/two.html , will try to find the page at ~bob/public_html/one/two.html first, then /usr/web/bob/one/two.html , and finally it will send a redirect to http://www.example.com/bob/one/two.html . ...

Title: A Dark-Matter Spike at the Galactic Center? Authors: Piero Ullio , HongSheng Zhao , Marc Kamionkowski . ... Title: The Galaxy Environment of Quasars in the Clowes-Campusano Large Quasar Group at z~1.3 . ... Title: The Galaxy Environment of a Quasar at z=1.226: A Possible Cluster Merger . ... 16 matches for the search pattern galaxy environment . The URL for this page is: http://xxx.itep.ru/find/astro-ph/1/galaxy+environment/0/1/0/past,all/0/0 www-admin@xxx.lanl.gov ...

User catalogs allow you enter positions for your objects into a file, to save time during an observing run. ... Before diving into the details, here is an example: # default coordinate system and object # (these are the standard defaults, so if you like them you can omit this line) CSys=FK5; Date =2000; RotType= Object ; RotAng=0 # some random objects # Name Pos1 (e.g. RA) Pos2 (e.g. Dec) Options in keyword-value format NGC6543 rot 90 ... Object Data . Defaults . Catalog Options . ...

Comment lines follow the same rules as FORTRAN. Note lines are identified by an N in column 1, the text area being columns 2 to 72. In the line printer listing the text of a Note line is printed in columns 75 to 124 and on the same line as the statement following the Note line. If the next line is also a Note, the text is printed in the same columns of an otherwise blank line. ... Eject lines are identified by an E in column 1, the text area being columns 7 to 72. ...

... Chapter 5: Visits, Exposures and Exposure Groups > 5.16 Exposure-level Comments [Comments] . ... Information that cannot be made to conform to the required formats may be entered as a comment. Comments are not interpreted by the software, but are maintained in the database and do appear on printouts of the programs. Comments should be used sparingly, if at all. ... Please contact your Program Coordinator before entering comments that would affect the execution of an exposure. ...

... Mars . ... Rock appears in front of Opportunity rover on "Murray Ridge" . ... Rock that appeared in front of Opportunity on "Murray Ridge." ... This before-and-after pair of images of the same patch of ground in front of NASA's Mars Exploration Rover Opportunity 13 days apart documents the arrival of a bright rock onto the scene. ... The site is on "Murray Ridge," a section of the rim of Endeavour Crater where Opportunity is working on north-facing slopes during the rover's sixth martian winter. ...

Apollo 17s Moonship . ... Credit Copyright: Apollo 17 , NASA (Image scanned by Kipp Teague) Explanation: Awkward and angular looking, Apollo 17's lunar module Challenger was designed for flight in the vacuum of space. This sharp picture from the command module America , shows Challenger's ascent stage in lunar orbit. ... This spaceship performed gracefully, landing on the moon and returning the Apollo astronauts to the orbiting command module in December of 1972 - but where is Challenger now? ...

Astronotes Armagh Planetarium's Stellar Blog! ... This image combines orbital imagery with 3-D modelling to show flows that appear in spring and summer on a slope inside Mars' Newton crater. ... Warm season flows on a slope in Newton Crater, possible evidence of salty liquid water active on Mars today. Image credit: NASA) . ... Frozen water is common on and under the surface of Mars but these images are the best evidence to date for the presence of liquid water on the Martian surface today. ...

... Submitted by Joseph Kristl on 01/22/2007 11:11:43 . ... 16:54:59 local 1/100 sec, f/5.6, ISO 400, fl = 400 mm . While Venus appeared somewhat brighter, it was much higher and thus in a considerably darker sky (and not through thin clouds). My impression at the time was that the comet was brighter than Venus (using calibrated eyeballs.. ... Copyright (c) Amateur Telescope Makers of Boston, Inc. ...

... 2002 January 5 . Apollo 17's Moonship . ... Explanation: Awkward and angular looking, Apollo 17's lunar module Challenger was designed for flight in the vacuum of space. This sharp picture from the command module America , shows Challenger's ascent stage in lunar orbit. ... This spaceship performed gracefully, landing on the moon and returning the Apollo astronauts to the orbiting command module in December of 1972 - but where is Challenger now? ... About APOD | ...

обзор! astro-ph/0207130 . ... Author: Bertil Dorch . Comments: Invited review, IAU coll. ... В обзоре рассматривается трехмерное моделирование магнитных трубок на Солнце. ... Comments: 55 pages, 35 figures -- low resolution figures to allow upload to astro-ph High-resolution version at http://www-sgk.harvard.edu:1080/~sylvain/preprints/ . ... Comments: 6 pages, 4 figures, Astron Nachr (accepted; proceedings of "1st Potsdam Thinkshop on Sunspots and Starspots", Potsdam, Germany, May 2002) . ...

... Standard-star files, however, must also have the standard photometric values (in place of the rough MAG column). The column label should be the usual name of the magnitude or index in the column, e.g., V or U-B or c1; see Table . ... MIDAS table files do not distinguish between upper and lower case in column labels. Thus, while it is possible to use 'u-b' as a column label for the uvby system, it cannot be distinguished from 'U-B' by programs or MIDAS procedures that read these files. ...

... Data Reduction FAQ > The reduced science spectrum displayed in the Reflex window appears good but when I try to plot it, it is quite different. How can I get it? ... Observing with ESO Telescopes . ... ESO-MIDAS . ... Reflex . ... ESO Data . ... ESO HST Image Galleries . ... ESO Data Access Policy . ... ESO Science Newsletter . ... ESO Annual Reports . ... Seminars at ESO Santiago . ... Seminars at ESO Garching . ... ESO Telescope Bibliography . ... Last Update: 01.04.14 ESO . ...

Обзоры hep-ex: тематический рубрикатор . ... hep-ex/0306011 . Рождение векторных мезонов и инклюзивного канала K s K s на HERA . ... Authors: M. Barbi (McGill University), for the H1 Collaboration, ZEUS Collaboration . Comment: 6 pages, 6 figures, to appear in the proceedings of the International Conference on the Structure and Interactions of the Photon, Frascati (Italy), 7-11 April 2003 . ... Comments: 9 pages 5 figures submitted to PRL . ... Comments: 13 pages, 1 table and 4 figures . ...

HTML is an application conforming to International Standard ISO 8879 -- Standard Generalized Markup Language (SGML). ... Every SGML document has three parts: . SGML declaration . ... For example, the SGML declaration in the HTML DTD specifies that the string that opens an end tag is </ and the maximum length of a name is 72 characters. ... Most HTML elements are identified in a document as a start tag, which gives the element name and attributes, followed by the content, followed by the end tag. ...

Astronomy Discussion Forums . ... Atm ћ Astrophotography ћ Blackholes ћ Blackholes2 ћ CCD ћ Celestron ћ Domes ћ Education . ... New Model: How Do The Sun And Moon Appear To Move Across The Sky . ... Post Message | ... focused on the Sun and the Moon as they appear from the given location of the Earth surface: . ... www.astronomy.net . About Astronomy Net | ... Forum posts are Copyright their authors as specified in the heading above the post. "dbHTML," "AstroGuide," "ASTRONOMY.NET" & "VA.NET" . ...