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21. ASP: The New and Improved Hubble Space Telescope
... We can help students grasp the significance of Hubble's extremely keen eye, and learn a bit about angles and math in the process, with the following in-class activity. ... Looking through binoculars or telescopes allows us to magnify a small section of the sky. To measure sizes or distances in that small section, astronomers divide a degree into 60 smaller pieces called arcminutes, and further subdivide minutes into 60 smaller sections called arcseconds. ... 30 feet = . ... 36 seconds . ...
[ Сохраненная копия ]  Ссылки http://www.astrosociety.org/edu/publications/tnl/26/hubble2.html -- 16.0 Кб -- 02.10.2012
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22. Representations of Celestial Coordinates in FITS
... The initial descriptions of the FITS format provided a simplified method for describing the physical coordinate values of the image pixels, but deliberately did not specify any of the detailed conventions required to convey the complexities of actual image projections. ... They were CRPIX n for the reference pixel location on pixel axis n , CRVAL n for the coordinate value at that pixel, CDELT n for the increment at that pixel in the coordinate value, and CTYPE n for the type of coordinate. ...
[ Сохраненная копия ]  Ссылки http://www.adass.org/adass/proceedings/adass94/greisene.html -- 12.3 Кб -- 03.11.2000
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23. Apache module mod_expires
This module provides for the generation of Expires HTTP headers according to user-specified criteria. ... This module controls the setting of the Expires HTTP header in server responses. The expiration date can set to be relative to either the time the source file was last modified, or to the time of the client access. ... ExpiresByType . ExpiresDefault . The ExpiresDefault and ExpiresByType directives can also be defined in a more readable syntax of the form: . ... Module: mod_expires . ...
[ Сохраненная копия ]  Ссылки http://neptun.sai.msu.su/manual/mod/mod_expires.html -- 10.9 Кб -- 25.01.2002
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24. The magnetic conjugation numerical file description
... Corrected geomagnetic coordinates | Let us consider as an example two numerical files with names tp.cng This files contain the information about INTERBALL Tail Probe and POLAR magnetic conjugations. ... The predicted magnetic conjugations correspond to the less then 5 deg geocentric angular distance between the footprints. ... dlt - the difference between two satellites corrected geomagnetic local times (on the second line), . ... GLAT (deg) - the satellite geographical latitude, . ...
[ Сохраненная копия ]  Ссылки http://www.iki.rssi.ru/vprokhor/descr/nfdescr.htm -- 3.4 Кб -- 19.11.1999
[ Сохраненная копия ]  Ссылки http://www.cosmos.ru/vprokhor/descr/nfdescr.htm -- 3.4 Кб -- 19.11.1999
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25. Astronaut Bio: Peter J. K. Wisoff 11/2001
... Peter J.K. "Jeff" Wisoff (Ph.D) . NASA Astronaut (former) . ... A veteran of four space flights, STS-57 in 1993, STS-68 in 1994, STS-81 in 1997 and STS-92 in 2000, Dr. Wisoff has logged a total of 42 days, 56 hours, 1 minute and 48 seconds in space, including , 19 hours and 53 minutes of EVA time in three space walks. ... Following 183 orbits of the Earth in 269 hours and 46 minutes, the eleven-day mission ended with Space Shuttle Endeavour landing at Edwards Air Force Base, California. ...
[ Сохраненная копия ]  Ссылки http://www.jsc.nasa.gov/Bios/htmlbios/wisoff.html -- 9.3 Кб -- 07.07.2015
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26. SAI OCL Catalog Description
... Description . Catalog . ... In the Catalog, we publish equatorial (ЮБ 2000 , ЮД 2000 ) and galactic (l,b) coordinates of cluster centers derived as the position of overdensity in 2MASS catalog (Koposov et al. ... Distances, color-excesses and ages are the mean-square values calculated using all available evaluations from different color-magnitude diagrams. ... There are individual pages for every cluster where all available plots and parameters are published. ... 2002). ...
[ Сохраненная копия ]  Ссылки http://ocl.sai.msu.ru/description/ -- 5.9 Кб -- 09.04.2016
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27. Astrophysics Group NVSS
... Astrophysics Group . ... To facilitate faster access and downloading for UK users, MRAO Cambridge is providing a UK Mirror of the NRAO VLA Sky Survey (NVSS), produced at NRAO. ... The NRAO VLA Sky Survey (NVSS) is a radio continuum survey covering the sky north of -40 deg declination. ... The 1998 data were then processed, and the resulting image and catalog updates brought even closer to completion by some reanalysis work by NRAO to fill in some of the gaps in the previous (May 1998) archive. ...
[ Сохраненная копия ]  Ссылки http://www.mrao.cam.ac.uk/facilities/surveys/nvss/ -- 22.9 Кб -- 10.04.2016
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28. List of currently available KP AZ.
Orbital data : INTERBALL AZ GSE and GSM cartesian coordinates, GSE cartesian velocity (once per 10 minutes). ... Magnetic field data from IMAP experiment. Magnetic fileld absolute value and magnetic field index (the difference between absolute value and model value), status flag. ... Counts of H+ and O+ ions are accumulated during one spin period by detectors D6 (antisunward looking), D8 (spin plane), D10 (sunward looking) of TRICS2 subsystem (1.0-30 keV). ... TRICS1, TRICS2, TRICS3 subsystems: . ...
[ Сохраненная копия ]  Ссылки http://www.iki.rssi.ru/ibelova/az_key.htm -- 14.8 Кб -- 12.05.1999
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29. Thomas Earnshaw Clock Number 2
... Earnshaw's second clock has a 5-bar compensation pendulum of steel and zinc, an 8-day movement, rated at very nearly sidereal time. ... 8 day English regulator in mahogany case, signed by Thomas Earnshaw, London, C179O. Maximum external dimensions (Cms): Height:l84 Width:45 Depth:3O.5 . ... Original five bar Zinc and Steel gridiron pendulum, suspended on a gold painted,cast iron pendulum support, firmly screwed to the backboard of the case. ... The dial is signed: "Earnshaw London" across the centre...
[ Сохраненная копия ]  Ссылки http://star.arm.ac.uk/history/instruments/Earnshaw-clock.html -- 7.8 Кб -- 10.11.2014
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30. http://www.wdcb.ru/stp/data/Sym-easy/asyformat.txt
DESCRIPTION OF THE MID-LATITUDE GEOMAGNETIC INDICES ASY/SYM, ONE MINUTE FORMAT *** ****************************************************************************** RECORD SIZE 400 CHARACTERS, FIXED LENGTH *** RECORD FORMAT *** COLUMN FORMAT SHORT DESCRIPTION FROM TO FORTRAN/COBOL 1 12 12X X(12) FILLER (IDENTIFIER) VALUE 'ASYSYM N6E01' 13 14 I2 9(2) THE LAST TWO DIGITS OF THE YEAR 15 16 I2 9(2) MONTH '01' TO '12' 17 18 I2 9(2) DAY OF THE MONTH '01' TO '31' 19 A1 X(1) COMPONENT 'D' FOR D-comp. ...
[ Сохраненная копия ]  Ссылки http://www.wdcb.ru/stp/data/Sym-easy/asyformat.txt -- 2.3 Кб -- 18.01.2010
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31. MAO NASU :: Topic: The "Flame" description (1/1)
... Recent Topics . ... Forum . MAO main . Flame . The "Flame" description . ... The English description is not quite correct, I suggest something like: . ... Just testing forum . The administrator has disabled public write access. sekanato . ... Description changed. ... The administrator has disabled public write access. Board Categories MAO main - Info - MAO - news - Flame Technical - Technical Support(Forum)(Техподдержка(Форум)) . ... Powered by Kunena Forum . ...
[ Сохраненная копия ]  Ссылки http://www.mao.kiev.ua/index.php/ua/forum/flame/20-the-flame-description -- 19.3 Кб -- 10.04.2016
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32. Астронет > 6 Minutes 42 Seconds
... Астронет | ... 6 Minutes 42 Seconds . ... Credit: Babak Tafreshi ( TWAN ) Explanation: The July 22nd total solar eclipse was the longest of the 21st century . ... Публикации с ключевыми словами: total solar eclipse - полное солнечное затмение - полное затмение - Солнечное затмение - Солнечная корона . Публикации со словами: total solar eclipse - полное солнечное затмение - полное затмение - Солнечное затмение - Солнечная корона . ... Отчет о наблюдении полного солнечного затмения в Китае . ...
[ Сохраненная копия ]  Ссылки http://www.astronet.ru/db/msg/1235685/eng/ -- 23.3 Кб -- 30.07.2009
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33. Description of the RadioAstron project, english version
Orbit . ... The orbit of the RadioAstron provides four types of study: . rough images of radio sources with ultra-high angular resolution, using all baselines up to the radius of the apogee, that is much larger than Earth diameter; . ... high quality imaging of radio sources, with moderate resolution, by observing either with small projected base lines Earth-spacecraft, i.e. close to the orbital plane, or near the perigee. ... high accuracy orbit determination. ... Space Radio Telescope . ...
[ Сохраненная копия ]  Ссылки http://www.asc.rssi.ru/RadioAstron/description/orbit_eng.htm -- 7.3 Кб -- 10.05.2008
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34. Phil Plait's Bad Astronomy: Misconceptions
... Bad Astronomy . ... Every few months, one of a series of questions comes up on the USENET group sci.astro involving tides, or the rotation of the Moon, or the recession of the Moon from the Earth. ... Why the Moon's rotation period is the same as the length of time it takes to orbit the Earth (same as number 1, but phrased differently). ... But when this happens, the time it takes for the Earth to rotate once will be slowed to exactly the same time it takes for the Moon to go around the Earth once! ...
[ Сохраненная копия ]  Ссылки http://www.badastronomy.com/bad/misc/tides.html -- 26.0 Кб -- 09.04.2016
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35. POLIMPLOT (V1.00) --- April99 --- POLIMPLOT (V1.00)
polimplot -- Plot a polarization vector map . ... inpol = "" [name] . Input linear polarization image (in %) to plot. inpopa = "" [name] . Input image for position angle of linear polarization vectors (degrees). poi_err = "" [boolean] . ... Name of corresponding polarization position angle error image (degrees). ... This task is a flexible tool for plotting a polarization vector map from two images of the polarization and the position angle of the polarization vector. ...
[ Сохраненная копия ]  Ссылки http://www.stecf.org/software/IRAFtools/stecf-iraf/impol/polimplot.help.html -- 7.6 Кб -- 06.06.2006
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36. VISTA - Visible and Infrared Survey Telescope for Astronomy
... Exposure Time Calculator (ETC) . Survey processing . ... VISTA is a 4-m class wide field survey telescope for the southern hemisphere, equipped with a near infrared camera (1.65 degree diameter field of view at VISTA's nominal pixel size) containing 67 million pixels of mean size 0.34 arcsec and available broad band filters at Z,Y,J,H,K s and a narrow band filter at 1.18 micron. A wide field visible camera, if constructed, could also be used on VISTA. ... Tile . ... ESO VISTA Public Surveys . ...
[ Сохраненная копия ]  Ссылки http://www.vista.ac.uk/ -- 31.7 Кб -- 27.11.2014
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37. Look-up Online Manual
. The command man gives you access to an on-line manual containing a complete description of every command available on this system. man can also provide you with one line descriptions of commands specified by name; or for all commands whose description contains any of a set of keywords. Understanding the organisation of the manual . Searching by keyword . Checking the description of a command . Viewing manual pages . Printing manual pages .
[ Сохраненная копия ]  Ссылки http://comet.sai.msu.ru/UNIXhelp/manual/index.html -- 2.2 Кб -- 17.01.1997
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38. Description of database
GENERAL DESCRIPTION OF DATABASE . It is a matter of common knoledge, that solar magnetic fields and, in particular, magnetic fields of sunspots, play important role in many solar events. In Pulkovo observatory the long-term data set of daily observations of magnetic fields of solar sunspots was accumulated, which contains great potential for further researches in solar physics. ... Second section includes files containing sum data about magnetic fields for every observational day. ...
[ Сохраненная копия ]  Ссылки http://www.gao.spb.ru/database/mfbase/baseinfo.htm -- 5.8 Кб -- 21.05.2007
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39. Explanation of table of equatorial coordinates of the Sun.
... Explanations. Each row contains at 0h of Time Dynamical Terrestrial: month, day, apparent right ascension (hours, minutes, seconds), apparent declination (degrees, minutes, seconds), hour difference of declination (seconds), apparent radius (minutes, seconds), equation of time (hours, minutes, seconds), hour difference of equation of time (seconds), time of upper culmination of Sun (hours, minutes, seconds), change in moment of upper culmination when longitude changes on 1 hour to west (seconds). ...
[ Сохраненная копия ]  Ссылки http://space.univ.kiev.ua/ephem/exp/Su1.html -- 2.1 Кб -- 16.10.2004
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40. General Catalogue of Variable Stars: Vols I-III (the new electronic version).
New GCVS Versions for Three Southern Constellations Peremennye Zvezdy (Variable Stars) 27, No. ... We are currently working on a version of the General Catalogue of Variable Stars (GCVS) revised taking into account the new data accumulated since the 4th GCVS edition. ... It will contain all stars of the 4th GCVS edition plus a complete catalogue of the stars added to the GCVS in the Name Lists of Variable Stars Nos. ...
[ Сохраненная копия ]  Ссылки http://www.sai.msu.su/gcvs/gcvs/GCVS5/ReadMe.htm -- 12.1 Кб -- 08.12.2010
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