The nasa.gov site requires that JavaScripts be enabled in your browser. ... Contact NASA . ... The term "astronaut" derives from the Greek words meaning "space sailor," and refers to all who have been launched as crew members aboard NASA spacecraft bound for orbit and beyond. Since the inception of NASA's human space flight program, we have also maintained the term "astronaut" as the title for those selected to join the NASA corps of astronauts who make "space sailing" their career profession. ...

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• Astronauts
• Cosmonaut Biographies

Next: *upspecrdf, downspecrdf* - Transform Up: Spectral Analysis Previous: *grid_plot* - Plot Results . The conversion of count rate to flux depends on the intrinsic spectrum of the source, so xflux must be used in conjunction with fit . Fit generates a table of the best fit intrinsic spectrum ( _int.tab extension). xflux uses this table to calculate either the integrated flux between two energy limits or the flux density at a specific energy. ... This produces ``..._obs.tab'' file. ...

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• SAOtng Memory Considerations
• TRANSFERRING PROS 2.5 FILES
• *calc_bary, apply_bary* - Barycentric Time Corrections

... The routine returns the offset (deltaX, deltaY) from the linear grid position for a specified detector location. ... the distortion (deltaX, deltaY) at the detector location (rawX, rawY) is derived from the distortion map stored in the extension FILTER-FilterId (e.g. FILTER-U, FILTER-V, FILTER-GRISM1 etc.) ... interpolate the extracted distortion points (RAWX_OFF ,RAWY_OFF ) and calculate the distortion (deltaX,deltaY) at the requested postion (rawX, rawY) . ... deltaX, deltaY . ...

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• Description

... 2003 July 23 . GRACE Maps the Gravity of Earth . Credit: GeoForschungsZentrum Potsdam , CSR U. Texas , JPL , NASA . ... To help better understand the Earth's surface , slight distance changes between a pair of identically orbiting satellites named GRACE have been used to create the best ever map of Earth's gravitational field . ... Maps like this also help calibrate changes in the Earth's surface including variable ocean currents and the melting of glaciers . ... About APOD | ...

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• Scratchbuilt CHU Receiver
• Magnavox MX4200 GPS Receiver
• Zen: 2005-10-27

... Third International Symposium UNIVERSAT-2009: UNIVERSITY SATELLITES IN SPACE SCIENCES EDUCATION is canceled . ... With great regret we have to inform you that the Third International Symposium UNIVERSAT-2009: UNIVERSITY SATELLITES IN SPACE SCIENCES EDUCATION scheduled to take place 28 September, 2009 - 4 October, 2009 in Moscow, Russia, has been canceled by the Organizing Committee. ... On behalf of UNIVERSAT-2009 Organizing Committee, . ...

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• Space Scientific and Education project of Lomonosov Moscow State University
• University Satellites and Space Science Education '2006

polimodel -- Produce model linear polarization and position angle images . ... Whether to apply random errors to output polarization and position angle values. seed = "" [integer] . ... This task produces a model linear polarization image and corresponding position angle image from an input image assumed to represent intensity (Stokes I parameter). ... A threshold for the input image can be defined such that polarization and position angle are not computed for input values less than this threshold. ...

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• stecf.impol - Package Tasks
• stecf.impol - an IRAF Imaging Polarimetry Reduction Package

Armagh Planetarium Events News of events at Armagh Planetarium . ... Education . ... Written by AP_admin on February 29, 2016 in Family Events . ... Over five weeks, the course takes a season by season look at the stars in their constellations and the mythology surrounding them.б We will look at how to spot satellites and planets too. If you want to discover the amazing objects we can all see at night, this is the course for you. ... Stargazing the Night Sky? ... 2016 Armagh Planetarium Events. ...

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• The Hubble bubble? | Astronotes
• Vesta: Asteroid seen by Dawn spacecraft | Astronotes
• Solar Sails Move from Theory to Fact | Astronotes

Figure 1a. This figure shows the secondary tilts required to correct for transverse flexures of both the telescope truss and the secondary mirror mounts as the telescope changes altitude. ... The circles show the x-tilts of the secondary needed to minimize telescope coma and the squares show the y-tilts required. ... The small negative slope which seen in the y-tilt data is possibly real. ... However, the y-tilt data are very consistent with the y-tilts measured on August 14 (Figure 1a). ...

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• Procedure to Install the 2.5m Secondary Truss
• Procedure to Remove 2.5m Wind Baffle
• Procedure to Install the 2.5m Wind Baffle

... ,E_=v_B_z,B_z0 Light cylinder at RL U = electric voltage created by rotating BH I = large scale current I U LK Centrifugal acceleration in BH magnetosphere Assume `reasonable' B and E fields, from current I : Bz = 0 = v/v 1 Motion of a test particle P ( ) Light cylinder Pz() P() z() Here = 0.01 and = rc,i/RL = 0.01 Growth of particle Lorentz factor ( ) log k At light cylinder : = Here with initial value is the absolute maximal reachable by this process (ie no ...

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• http://hea.iki.rssi.ru/integral06/pregistration.last
• http://hea.iki.rssi.ru/integral06/pregistration~
• http://hea.iki.rssi.ru/integral06/pregistration_old

... The relation between the metallicity of F stars and their loci on the c 1 , diagram is investigated for a semple 2000 galactic-disk F stars having uvby data. ... По данным uvby -фотометрии, для двух тысяч F-звезд диска Галактики изучена связь между их металличностью и положением на диаграмме c 1 , . ... Если считать, что распределение металличности звезд диска в диапазоне lg Z/Z (или [Fe/H]) от -0.5 до +0.3 непрерывно, то Y 0.02. ...

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• Vladimir Marsakov Publication List

Astronomy Terms - To Help You Study The Universe . Articles | ... Learning about the universe, or the study of astronomy, can be fun for the individual or for the whole family. ... Learning a few simple terms will help you with this fascinating study. ... You will use a telescope or binoculars for your observation of the sky at night. ... Celestial Terms . ... Meteor or a shooting star – the light caused when a meteoroid burns up in Earth's . ... www.astronomy.net . About Astronomy Net | ...

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• Magnification (Power) And Using Eyepieces - an Astronomy Net Article
• I'm Bald - an Astronomy Net Blackholes2 Forum Message
• The Rules Of The Universe - an Astronomy Net General Forum Message

... Satellite data ] . ... Data organization and access. ... The following data types are used for storage of information relevant to the project: . ... All data available within the Pavodok-96 project are copyright ї Space Monitoring Information Support laboratory (SMIS IKI RAN). Neither the data themselves nor any materials obtained with the use of these data can be used for commercial purposes and/or by any mass-media or public information system without prior writting permission from SMIS IKI RAN. ...

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• SMIS IKI RAN (Equipment)
• Software Development

... Bojan Nikolic web pages (r. 329) . ... Building CASA . ... /ccm/CCM_Local/CCM_OCL/OclHelpers.h 2009-09-29 14:30:42.000000000 +0100 @@ -123,10 +123,10 @@ OCL_Collection T excluding( const T object ) const { OCL_Collection T result; - const int s = size(); + const int s = vector T ::size(); for( int index=0; index s; index++ ) { - const T element = operator[](index); + ... Building CCMTools as required by CASA . ... Building . ... Copyright 2005 -- 2016, Bojan Nikolic feedback welcome ...

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• OptInt PmWiki : PmWiki / Edit Variables
• OptInt PmWiki : Derived Requirements Document Outline | Attach
• OptInt PmWiki : Derived Requirements Document Outline | Edit

... FIELD | ... METHOD . ... static int . ... Set this flag to have the ImageProcessor that is passed to the run() method converted to a FloatProcessor. static int . ... Set this flag if the filter wants its run() method to be called for all the slices in a stack. static int . ... Set this flag if the filter does not want its run method called. static int . ... Set this flag if the setup method of the filter should be called again after the calls to the run(ip) have finished. static int . ...

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• EDM (ImageJ API)
• Timer

... Star Atlas . ... stars . ... Nuclear fusion of hydrogen into helium powers stars, but fusion requires a lot of energy. Where does this energy come from? ... You re in good company: This question also stumped the physicists who first tried to understand nuclear fusion in stars. In a star s core, all atomic nuclei have been separated from their electrons, so each hydrogen atom is really just a proton and thus holds a positive charge. ... Get instant access to subscriber content on Astronomy.com! ...

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• Astronomy Insights
• LISA Pathfinder takes major step in hunt for gravity waves | Astronomy.com
• Herschel measures dark matter required for star-forming galaxies | Astronomy...

Contents. planet: 5 - Jupiter satellites: J1 - Io : 8, J2 - Europa : 0, J3 - Ganymede :11, J4 - Callisto : 7 total number: 26 type: relative (heliocentric) dates: 1997-1997 observatory: 210 - Alma-Ata 168 - Kourovskaya 083 - Golosseevo-Kiev 084 - Pulkovo 095 - Crimea-Nauchnij K01 - Dushak-Erekdag (see comments) K02 - Voronezh (see comments) Reference. ... For usual using of the apparent angular heliocentric coordinates X, Y the data in the columns 1 to 6 are sufficient. ...

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• jg0021
• IDL programs

... In spite of the fact that the orbit assumes a zero gravity (the scientists count on it by growing super-clean crystals and other materials impossible on the earth), in fact, none spacecraft provides such conditions. ... This question is answered by the device developed by SSAU scientists - Micro-acceleration Compensation Space System (MCSS). ... Then, the computer will give commands to the magnets that compensate micro-accelerations. ... Tags: 'photon-m4' mcss . ... SAMARA STATE AEROSPACE UNIVERSITY...

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• Кучеров Александр Степанович. Публикации
• SSAU scientists continue to prepare for the first launch campaign from the

... The perceptron structure, on the basis of which the database is built, is defined by a number of the input and output parameters and a required accuracy. ... The output perceptron data are the expansion coefficients of the scattering matrix elements in series of the generalized spherical functions. ... As the cluster structure depends on the generation conditions the expansion coefficients were averaged over 5--7 realizations of the clusters (for N . ... is the coefficient number. ...

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... 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 . ...

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... Radio Astronomy . ... ASRAS Board Members . ... To see the most up to date news and events happening with ASRAS log in with your user name and password and then click on the Activities page. ... Messier Marathon (Member Observing) CANCELLED Saturday, April 9, 2016 9:00 PM Location:Farash Center Ionia NY . ... ASRAS Members meeting - Friday May 6 at Farash Center - Ionia NY . ... ASRAS Board members meeting - monday May 9 @ Farash Center Monday, May 9, 2016 7:00 PM Location:Farash Center Ionia NY . ...

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• Mees Observatory