The close position of main satellite and subsatellite (distance between them about 1000 km) and using the similar sets of Faraday cups (VDP and VDP-S) with high resolution measurements (up to 16 Hz for the main satellite and up to 10 Hz for the subsatellite) allow us to determine the small-scale variations of the magnetopause shape and position and to estimate the velocity of the magnetopause motion. ... Two point observation of the magnetopause motion: the INTERBALL project. ...

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• Events on January 10-11, 1997 - INTERBALL observations

... Research objects and scientific purposes . Space scientific program includes development and launch of two supersmall spacecrafts "Universitetskiy" and "Kompas-2" intended for monitoring of radiation conditions near the Earth. ... All the studies conducted in the near-Earth space are characterised by strong radiation fields. ... The circular polar orbits, which cover all the near-Earth space, are the most favorable for comprehensive studies of the radiation conditions near the Earth. ...

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NASA's Galileo spacecraft radioed confirmation late this week that it has entered Jupiter's environment, crossing over the boundary from interplanetary space into the giant magnetic cocoon around Jupiter called the magnetosphere. ... On Thursday, December 7, Galileo's previously deployed atmospheric probe will plunge into Jupiter's cloud tops at 5:56 p.m. EST and descend into the giant planet on a parachute. ... Jupiter's magnetosphere is like a giant bubble around the planet. ...

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• FM-3I Instrument
• Saturn's Possible New Moons
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GRANAT is the Russian x-ray sattelite launched to the high apogee orbit (200,000 km) and operated almost for 10 years (1989 -1999) , carrying out four major instruments: French SIGMA coded-mask hard x-ray telescope (30-1000 keV), Soviet ART-P coded-mask telescope (2??-60?? keV), all-sky monitor WATCH (6-150 keV), and a gamma-burst detector PHEBUS . ... Since September 1994, GRANAT is in the survey mode. ... Explore pages devoted to individual GRANAT instruments (including main scientific results): . ...

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Galileo Crosses Boundary Into Jupiter's Environment . NASA's Galileo spacecraft radioed confirmation late this week that it has entered Jupiter's environment, crossing over the boundary from interplanetary space into the giant magnetic cocoon around Jupiter called the magnetosphere. ... On Thursday, December 7, Galileo's previously deployed atmospheric probe will plunge into Jupiter's cloud tops at 5:56 p.m. EST and descend into the giant planet on a parachute. ... Space History Galileo . ...

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• New Satellites of Saturn
• Jupiter's Moon Amalthea
• Galileo to Jupiter

Arecibo radar observations help fly NASA spacecraft . Arecibo Radar Observations of 103P/Hartley . The Arecibo planetary radar system was used to make images of comet 103P/Hartley, the target of the EPOXI spacecraft mission . ... Model . This pair of mosiacs shows twenty radar delay-Doppler images (left) and model images (right) of the nucleus on (from top to bottom) Oct 25-27 and 29-31. ... COMET 103P/HARTLEY . ... radar images and radar doppler spectra for Comet 103P/Hartley on . ...

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• radar calibration via satellites

... ISC Kosmotras . ... Dnepr launch record 17 August 2011. ... On 9 September 2009, a contract was signed between ISC Kosmotras and SSTL for the launch of Nigeria-2 and NigeriaSat- у satellites on Dnepr rocket as part of 2010 cluster launch from Yasny Launch Base. According to information provided by SSTL the NigeriaSat-2 satellite is being built for the Nigerian government (NASRDA) as a follow-on to the NigeriaSat-1 satellite that was launched in 2003. ... E-mail: info@kosmotras.ru . ...

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OBSERVATIONS OF COORBITAL SATELLITES OF SATURN Emel'yanov N., Varfolomeev M. Sternberg State Astronomical Institute, Moscow, e-mail : emelia@sai.msu.ru Institut de MИcanique CИleste et de Calcul des иphИmИrides, Paris, e-mail : emelia@imcce.fr Abstract. To improve the orbital parameters and masses of coorbital satellites of Saturn, Janus and Epimetheus, new observations of these satellites are necessary. ... IN: Saturn. ... New observations of Saturn's coorbital satellites" - Icarus. ...

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• http://lnfm1.sai.msu.ru/neb/nss/coorb/ReadMeT.txt
• IMCCE-SAI: Natural Satellites Data Center. Observations
• Natural Satellites Service. Observations

... They are concerned with Attitude Control System of the spacecraft, satellite visibility from tracking stations, limits on the satellite autonomous operations during the orbit, and needs for auxiliary operations with the spacecraft. ... Among the operational constraints the most important one is the number of programmed slews per orbit, which determines the maximum number of radio sources to be observed during one orbit. ... System temperature (K) . ... Progress of the RadioAstron Project in Pictures...

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• DPC Post-Observations Products
• Contingency Plans
• RadioAstron Mission Element Overview

... Solar System . ... Comets and Asteroids . ... Vision of Vesta: a dark feature with a diameter of approximately 100 kim near the asteroid's equator can be seen in this image from Dawn (Image credit: NASA/JPL-Caltech/UCLA/MPS/DLR/IDA) . Between Mars and Jupiter lies the Asteroid Belt. ... The Dawn space probe is expected to go into orbit around Vesta on 16 July, from there it will return some detailed images and other data, staying at the asteroid for about a year before setting off to visit Ceres. ...

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• Earth and Moon from Juno spacecraft: image of the month | Astronotes
• Stellar Nursery NGC 6357: Image of the Month | Astronotes
• ESO reveals end of cosmic Dark ages | Astronotes

The major satellites of Uranus as viewed by Voyager 2 in January 1986. ... An international team of astronomers led by Apostolos Christou at Armagh Observatory has made the first ever observation of one of the satellites of the planet Uranus passing in front of another. ... Collectively, occultations and eclipses are called mutual events. ... At the time of the last Uranian mutual event season, Man had yet to walk on the Moon. ... See also: Mutual Events of the Uranian Satellites . ...

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• Irregular Satellite Research
• Titania Ireland Mini-Campaign: Information and Documentation
• Small-Scale Dynamic Events in the Solar Atmosphere

WFPC2 . Images: version1 , version2 . Catalogs: Version 1 HDF-S , HDF-N ;Version 2 HDF-S . STIS . ... NICMOS . Images: Camera 3 , V2 of psf-convolved STIS 50CCD on NICMOS . ... Images: WFPC2 FF , STIS FF ; Version2: WFPC2 FF , STIS FF , NICMOS FF . Catalogs: Version2 WFPC2 FF , STIS FF , NICMOS FF . ... Check the instrument specific technical pages for a description of the data products and the implemented data reduction steps: STIS , WFPC2 , NICMOS , Flanking Fields . ...

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• A Little About How HST and GHRS Work
• Observing Windows [Windows]
• Polarization Observations

Many new Saturnian moons are now confirmed; the pre-2000 reports are probably in error. ... The image above shows Epimetheus on the left and S/1995 S 3 on the right. ... S/1995 S 3 orbits just outside the F ring and is apparently a shepherd moon . ... Ring plane crossings are particularly favorable for seeing small moons since the normally bright glare of the rings is absent. 13 of Saturn's 18 known moons were discovered during ring plane crossings. ... IAU Circular 7538 . IAU Circular 7539 . ...

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• APOD: 2014 February 23 - Cassini Spacecraft Crosses Saturns Ring Plane
• APOD: 2005 May 4 - Cassini Spacecraft Crosses Saturns Ring Plane
• APOD: 2010 February 15 - Cassini Spacecraft Crosses Saturn's Ring Plane

Spacecraft Simulator (SPSIM) 4.0 Hassan Siddiqui and Jorgo Bakker January 12, 2005 This is a paper version of the SPSIM help. ... SPSIM forms part of the XMM-Newton Science Simulator SciSim for the XMM-Newton satellite. ... 4 3.8 exposure . ... 4 3.9.1 attitude . ... 2 Usage The following command illustrates how to execute SPSIM from the command line: spsim --exposureTime 10000 > spsim.out In this example, exposureTime is the total exposure time, during which the Spacecraft e ects must be calculated. ...

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• http://xmm.vilspa.esa.es/external/xmm_sw_cal/icwg/presentations/Calibration_management_kisch.pdf
• http://xmm.vilspa.esa.es/
• satvelsrc: SATellite VELocity in SouRCe direction

... Credit Copyright: Cassini Imaging Team , ISS , JPL , ESA , NASA Explanation: If this is Saturn, where are the rings? ... Later that century, it became understood that Saturn 's unusual protrusions were rings and that when the Earth crosses the ring plane , the edge-on rings will appear to disappear . ... In modern times, the robot Cassini spacecraft orbiting Saturn now also crosses Saturn's ring plane. ... Publications with keywords: Saturn - Saturn rings - cassini spacecraft . ... Neon Saturn . ...

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• Cassini Spacecraft Crosses Saturn's Ring Plane
• Астронет > Cassini Spacecraft Crosses Saturns Ring Plane
• Астронет > Cassini Spacecraft Crosses Saturn's Ring Plane

... 8, ``Celestial Mechanics'', 2002 CCD observations of planetary satellites and occultations and close approachments of stars by asteroids with 26­ inch refractor of Pulkovo observatory T. P. Kiseleva, I. S. Izmailov, M. A. Mozhaev Pulkovo Observatory, St. Petersburg, Russia ST--6 CCD camera has been used with 26-- inch Refractor at Pulkovo for ob­ servations of ... These estimates are \Sigma0:015 arcsec and \Sigma0:014 arcsec for X and Y correspondingly. ...

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• http://www.ipa.nw.ru/conference/2002/sovet/PS/YAGUDINA.PS
• AY2016 (contents)
• AY2015 (contents)

... Flux density at 1 GHz (/Jy): 250 . ... Radio: Distorted shell, brighter to the E, with pulsar and associated nebula. ... ADS . ... Molonglo at 408 MHz (3': S=299 Jy). ... Einstein observations. ... 1991, ApJ, 372, L99. ... VLA at 327 MHz (3'.6?3'.8: S=469 Jy). ... VLA at 1.4 GHz (15''), plus X-ray spectra. ... 1996, ApJ, 461, 820. ... VLA at 1.5 and 8.4 GHz (8".9?7".8) of pulsar nebula. ... Reach & Rho 1996, A&A, 315, L277. ... VLA at 74 MHz (36''?39'': S=634?70 Jy) and 324 MHz (13'': S=411?50 Jy). ...

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• G189.1+3.0
• Determination of the relative orientation between radio and dynamical reference
• G327.6+14.6

National Aeronautics and Space Administration . ... Bruce McCandless II (Captain, USN, Ret.) NASA Astronaut (former) . ... He was a member of the astronaut support crew for the Apollo 14 mission and was backup pilot for the first manned Skylab mission (SL-1/SL-2). ... A veteran of two space flights, McCandless has logged over 312 hours in space, including 4 hours of MMU flight time. ... With the completion of this flight McCandless logged 191 hours in space (including 4 hours of MMU flight time). ...

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• Astronaut Bio: John E. Blaha (05/2008)
• Astronaut Bio: Gregory Jarvis 12/03

... A further spin off of this project is that more reliable pointing information for all exposures is provided. In 1995 the ST-ECF introduced, along with the CADC, the re-calibration on-the-fly (OTF) of archived HST exposures. ... By correlating the HST Mission Schedule and the time-tagged engineering telemetry data stream downloaded from HST it is possible to reconstruct with great accuracy the pointing sequence of any given scientific observation. ... taken within the same HST visit . ...

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• ADASS 2003 Conference Proceedings
• A Graphical Planning and Scheduling Toolkit for Astronomical Spacecraft
• The Ground Support Facilities for the BeppoSAX Mission

Pulkovo Database of Observations of Planets and Their Satellites . Select object, time interval and type of observations . ... First year (optional) . Last year (optional) . ... satellite relative to planet . satellite relative to another satellite . ... Select database . ...

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• Pulkovo databases: photometric observation