... The file names' construction . The flight (m) stage's file set . ... the orbital data used for the flight operation monthly (m) long-term planning, . ... The orbital calculations are based on the initial orbital data determined by KIAM RAN using the orbital radio measurements treatment.The determined initial orbital data are presented as a state vector (satellite position and velocity) in the J2000 reference. ... Accept the file with extension '.bgr', where the Moscow time (MT=UT+3h) is used. ...

Еще в разделе: (Показать все результаты (>1428) - www.cosmos.ru/ )

• INTERBALL TAIL PROBE SITUATION ANALYSIS
• INTERBALL AURORAL PROBE SITUATION ANALYSIS
• Corrected Geomagnetic Coordinates

Russian Version [ MS-Win ] . ... Satellite data ] . SMIS ] . The application is designed to perform high-accuracy geographic referencing and calculate geographic coordinates of satellite data using orbital data. ... The program performs conversion of satellite images into conic or equidistant projection and overlays the coordinate grid over it. ... When necessary the program allows for setting control points for correction of the reference. Shareware version (APT NOAA data processing) . ...

Еще в разделе: (Показать все результаты (>148) - smis.iki.rssi.ru/ )

• SMIS IKI RAN (Equipment)

. The XMM-Newton website has moved to the following location: . http://www.cosmos.esa.int/web/xmm-newton

Еще в разделе: (Показать все результаты (>6447) - xmm.vilspa.esa.es/ )

• The contour method of calculating source region shape
• Node-specific Exposure Maps

... Step 1: The Footprint position calculation by the magnetic field line tracing from the satellite position up to the Ionosphere by using IGRF + Tsyganenko [1987] magnetic field model (the stop trace altitude 110 km). Step 2: Tracing back from the Footprint (produced on the Step 1) to the dipole equatorial plane (by using only IGRF magnetic field model up to the geocentric distance 8 RE and dipole field model after this distance). ... Back to the description . ...

Еще в разделе: (Показать все результаты (>797) - www.iki.rssi.ru/ )

• How Orbital Motion is Calculated

... 8, ``Celestial Mechanics'', 2002 Station coordinates from observations of DORIS system TOPEX/Poseidon satellite M. V. Vasiliev, E. I. Yagudina Institute of Applied Astronomy, St. Petersburg, Russia The satellite system DORIS (Doppler Orbitography and Radiopositioning In­ tegrated by Satellites System) is the effective means of space geodesy and geody­ namics. ... Along with SLR, GPS observations of DORIS system are used also for EOP parameters de­ termination. ...

Еще в разделе: (Показать все результаты (>715) - www.ipa.nw.ru/ )

• AY2015 (preface)
• AY2016 (contents)
• AY2014 (preface)

Databases (NSDC) of the Natural Planetary Satellites. ... NSDC: Database of astrometric observations of Natural Planetary Satellites . ... They are thoroughly looking for observations in different sources, creating their owndatabases which are then mostly inaccessible to other researchers. ... In the file "content" with explications, the reference is given to the data source as well as the bibliographic reference. ... Data sources. ... Why a specific bibliographic database for Natural satellites? ...

Еще в разделе: (Показать все результаты (>543) - lnfm1.sai.msu.ru/ )

• Natural Satellites Service. Apparent Encounters of the Outermost Satellites of
• Natural Satellites Data Center. Objectiv.

National Research Institute for Physical-Technical and Radio Engineering Measurements IMPROVEMENT OF THE SOFTWARE BERNESE FOR CALCULATION OF THE EARTH ROTATION PARAMETERS ACCORDING TO THE DATA OF SATELLITE LASER RANGING (LAGEOS 1, LAGEOS 2) IN THE MAIN METROLOGICAL CENTRE OF THE STATE TIME AND FREQUENCY SERVICE Tsyba E. N., Kaufman M. B. 141570, Mendeleevo, Moscow region, Russia tel. +7-903-194-7575; tsyba_e_n@mail.ru ABSTRACT Preparatory ...

Еще в разделе: (Показать все результаты (>275) - www.gao.spb.ru/ )

• http://www.gao.spb.ru/english/as/j2014/presentations/suvorkin.pdf
• http://www.gao.spb.ru/english/as/j2014/presentations/pasynok.pdf
• http://www.gao.spb.ru/english/as/j2014/presentations/bezmenov.pdf

... Previous: Generalized Linear Multi-Frequency Imaging in VLBI . ... At Astronomical Observatory of Valencia University (OAUV), CCD observations of asteroids and big planets satellites are obtained since 2001 with a big format camera and several telescopes. ... Software for comparison of single and overlapped CCD fields obtained at different epochs has been developed. ... After images measurement in CCD field, catalogue stars are identified and adjusted with images. ...

Еще в разделе: (Показать все результаты (>1474) - www.adass.org/ )

• Modern CCD Observations of Moving Celestial Objects: Algorithms and Software
• A New PROS Task for Calculating HRI Source Intensities or Upper Limits
• Calculating the Position and Velocity Components of HST

Function IRCO_SUNLONG Purpose calculate approximate ecliptic longitude of the sun from satcal Author 850927 A.R.W.de Jonge Category IRAS, WORLD COORDINATES File irco.shl Use doubleprecision function IRCO_SUNLONG( satcal ) I integer satcal satcal clock time in ticks Description The routine calculates the approximate ecliptic longitude of the sun from the time given in IRAS satellite clock ticks. ... Update DK adapted for Gipsy; satcal is now an integer ...

Еще в разделе: (Показать все результаты (>9568) - www.atnf.csiro.au/ )

• Satellite Tracking
• Categorized General Subroutine Lists
• PHYSICAL-COORDINATES general subroutines

... The European HST Archive has been moved to ESA's European Space Astronomy Centre ( ESAC ), Spain, where most of ESA's Space Science Archives are located and operated from. ... The Space Telescope European Coordinating Facility (ST-ECF), jointly operated by ESA and the European Southern Observatory ( ESO ) was, until the end of 2010, the European HST science facility, supporting the European astronomy community in exploiting the research opportunities provided by the Hubble Space Telescope. ...

Еще в разделе: (Показать все результаты (>208) - www.stecf.org/ )

... include "worldCoords.h" typedef struct { int hours; int min; double sec; double val; /* value calculated in degrees */ } WC_HMS; typedef struct { WC_HMS ra, dec; } WC; WC* wcInitNull(WC*); int wcIsNull(WC* wc); WC* wcInitFromHMS(WC*, int rh, int rm, double rs, int dd, int dm, int ds, double equinox); WC* wcInitFromDeg(WC*, double ra, double dec, double equinox); WC* wcInitFromStrings(WC*, char* ra, char* dec, double equinox); void wcPrint(WC* wc, char* ra_buf, char* dec_buf, double equinox); . ...

Еще в разделе: (Показать все результаты (>1283) - www.sao.ru/ )

• Coordinate Transformation of Images
• Averaging and Merging Frames

... Tonight's Sky . ... Astronomy for Kids . ... Do orbital motions between galaxies affect calculations of the cosmological redshift? ... RELATED TOPICS: COSMOLOGICAL REDSHIFT . ... The observed redshift, or wavelength shift due to motion, of a galaxy s characteristic light spectrum is a combination of the galaxy s motion with respect to its neighbors ( peculiar velocity ) and the expansion of the universe ( cosmological redshift ). ... Get instant access to subscriber content on Astronomy.com! ...

Еще в разделе: (Показать все результаты (>5730) - www.astronomy.com/ )

• What's the altitude of a typical artificial satellite, and how can I see one? |
• NASA research confirms it's a small world, after all | Astronomy.com
• A history of gamma-ray satellites | Astronomy.com

... Bad Astronomy . ... Bitesize Astronomy . ... Bad Astro Store . ... Site Info . ... It is from from Voyager 1 and shows a whopping big impact crater dominating the profile of the moon. Note that Mimas is about 400 kilometers across (about 250 miles). ... The wall around the crater is 5 kilometers high, and that central peak rises 6 kilometers above the surface (many impact craters have a large central peak which is caused by a pressure rebound from the impact). ... 2008 Phil Plait. ...

Еще в разделе: (Показать все результаты (>182) - www.badastronomy.com/ )

... AstroCC is a coordinate conversion utility for astronomy. It accepts an object designation or the coordinates of an object and calculates coordinates in alternative systems, and at different dates, times, and locations. It also provides lunar and bright planet coordinates to aid in planning observations. ... BJD values may also be retrieved from http://astroutils.astronomy.ohio-state.edu/time/utc2bjd.html which is based on Eastman et al. ... Coordinate data are obtained from SIMBAD. ...

Еще в разделе: (Показать все результаты (>392) - www.astro.louisville.edu/ )

... The described algorithm is suitable for measurements of complex images of stars. ... a) the zero-based number of stars in the complex (multicentric) image, . b) set of preliminary coordinates - x i , y i , for all stars, index i is number of a star, . ... i - index of a star in the complex image; . ... These parameters are calculated by a nonlinear method of a least squares.The main output parameters of this algorithm are x i , y i ; where the index i is number of a star in the multicentric image. ...

Еще в разделе: (Показать все результаты (>10) - www.izmccd.puldb.ru/ )

Stellarium 0.12.3 . ... FileљStructure . FileљList . FileљMembers . core . planetsephems . gust86.h . ... 8 љ obtained from above and rearranged it into this piece of software. ... 13 љ into the software supplied in this file. ... 34 љ SOFTWARE. ... 37 љ 1) Rotate results to "dynamical equinox and ecliptic J2000", . ... 50 љ #define _GUST86_H_ . ... 62 љ void GetGust86Coor( double jd, int body, double *xyz); . ... 82 љ IAU-sponsored J2000 frame of the Radio Source Catalog of the . ...

Еще в разделе: (Показать все результаты (>741) - astro.uni-altai.ru/ )

• Stellarium: gSatTEME Class Reference
• Stellarium: gTime Class Reference
• Stellarium: core/planetsephems/tass17.h Source File

... Data access . ... Updated data on the current orientation of the spacecraft Coronas-Photon in the ecliptic coordinate system. ... Data are updated 4 times a day. download the data for three months . download the data for all time . download the data for three months . ... The TESIS observatory (LPI) . TESIS: www.tesis.lebedev.ru . 1953-2016 Laboratory of X-ray astronomy of the Sun, LPI RAS, Russia . ... 7(499)132-65-96, Fax: +7(499)132-65-97 . ...

Еще в разделе: (Показать все результаты (>3417) - www.tesis.lebedev.ru/ )

... Time service of RATAN-600 outputs sideral seconds and impulses of minutes with time codes for feed-cabines. These signals are coincided with local sideral time, recalculated from coordinate time UTC, using of sideral time program (stm) having accuracy of 0.0001s. DeltaUTC can be received from Time service or from Astronomical Annuals. The program stm calculates mean sideral time on any date with high accuracy (usage: stm hh [dd/mm/yy] ). ...

Еще в разделе: (Показать все результаты (>641) - jet.sao.ru/ )

• [NEdit] FAQ: Editing techniques

... Note that the size of a region cannot be specified in celestial coordinates (e.g., arcminutes) for this task (1 pixel = 0.5 for the ROSAT HRI). xs srcint source qpoe file ( ): xdata$rh110267.qp source region descriptor ( ): c 2326 4406 120 background qpoe file ( ): bkgd region descriptor ( ): a 2326 4406 150 200 output root name (_ccr.tab): (arlac) --- Creating aspect histogram table from qpoe --- --- Computing vignetting ...

Еще в разделе: (Показать все результаты (>3005) - hea-www.harvard.edu/ )

• Calculation of errors in smoothed arrays
• Spatial Region Coordinates
• *tvlabel, xexamine* -- sky coordinates from a displayed image

Subject of Geodesy. ... The Main Problems of Geodesy. ... The Main Parameters of the Terrestrial Ellipsoid, Ratios between Them. ... The Main Equations of Geodesic Line. ... Geodesic Station Coordinates Calculation on the Ellipsoid Surface. Primal and Inverse Geodesical Problems, Methods of Their Solution. ... Geodesical Coordinats Determination by Gauss-Kruger Coordinates. ... Methods of Synchronous Observations and Orbital Methods of Artificial Satellite Use for Coordinates Determination. ...

Еще в разделе: (Показать все результаты (>100) - space.univ.kiev.ua/ )

• The Satellite Telescope of Electrons and Protons STEP
• Satellite Data Processing
• Introduction to Astronomy