System of astrometric databases of Pulkovo observatory. ... The purpose of these observations is the determination of precise coordinates of Solar system bodies, which is necessary for development and improvement of motion theories, and for studying the evolution of the Solar system. ... Accuracy of photographical observations is about 0.2-0.3 arcsec for equatorial coordinates and 0.1-0.3 for relative coordinates of planetary satellites, depending on object and observational conditions. ...

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• Pulkovo Database of Observations of Solar System Bodies: Help

... Exposure Time Calculator (ETC) . ... ESO - Public Surveys . ... the recommended values to use for DIT, . ... Detector on-chip integration (DIT): seconds. to your chosen value - a separate page gives recommended values to use for DIT - for modes 1 and 2 below you may wish to start with the maximum recommended values as these will minimize the effect of read noise (a total object exposure of Y secs with DIT=X secs will produce Y/X lots of read noise) and give you a lower limit on the time needed. ...

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• VISTA - Visible and Infrared Survey Telescope for Astronomy

... Over the first 4 years, its X-ray telescopes eROSITA and ART-XC will survey the whole sky with a record sensitivity in the 0.5-10 keV energy band. ... The goal of the second international Spectrum-RG conference is to discuss the different scientific topics addressed by the mission, synergies with surveys at other wavelengths, and requirements to follow-up observations.Contributed talks and poster presentations are invited on the topics related to the SRG science goals. ... Active galactic nuclei . ...

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• Zeldovich-100 / International Conference / Moscow, Russia
• RTT150, Russian-Turkish 1.5-m Telescope
• Пширков Максим Сергеевич (ПРАО АКЦ ФИАН)

This service contributes to the International Service of Geomagnetic Indices (ISGI) of the IAGA . ... The Kp numbers of the previous month are available in tabular format . ... There are available also historical and current Kp and derived indices per anonoymos FTP (see below). ... U.S.A. FTP server: ftp://ftp.ngdc.noaa.gov/STP/GEOMAGNETIC_DATA/INDICES/KP_AP/ . monthly update) . ... contains the monthly Kp / ap tables in a simple text format readable for both humans and computers (*.tab). ...

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• Current Solar Wind Conditions
• Parallax
• FM-3I Instrument

... Variation of systematic errors for USNO A2 (in mas per year) 23 .914 0.082 0.250 0.418 0.586 0.753 0.921 1.089 1.257 1.425 1.593 4 4. 3. 3. 3. 3. 3. 3. 3. 3. 3. 15 ± 7± 1± 3± 3± 10 ± 10 ± 11 ± 6± 10 ± 12 ± and their errors USNO UCAC USNO UCAC A2.0 2 3 B1.0 4 (1998) (2006) (2003) (2012) 37 27 11 4 732 529 778 501 050 078 775 387 (34 610 829) (17 209 447) (9 744 401) () Distribution of observations ( ...

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• http://www.gao.spb.ru/english/personal/malkin/publ/zm12o.pdf
• http://www.gao.spb.ru/english/as/j2014/presentations/suvorkin.pdf
• http://www.gao.spb.ru/russian/lg/dbase/comztf_eng.doc

Crater Gassendi . ... I made this drawing was made on the 26th of november 2001. If you compare this one with the previous drawing of Gassendi (below) the differences are clear. ... This drawing was made on the 28th of september 2001. After nearly a full month without observations I had a one hour gap between the thicker clouds. ... This drawing was made on the 29th of august 2001. ... This drawing was made on the 27th of august 2001. ... This drawing was made on the 25th of august 2001. ...

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APO/GIFS Instrument Factsheet The Goddard imager and Integral Field Spectrograph (GIFS) has recently been commissioned on the APO 3.5 m telescope. This factsheet presents a high level overview of the GIFS instrument. ... GIFS Imaging The GIFS imaging mode is used for imaging science and target acquisition for the IFS mode. ... Imaging Mode pixel scale: 0.168"/pixel · Comparison to Other APO 3.5m instruments: The GIFS field of view is smaller than SPICAM, but the filter set is far more extensive. ...

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• field
• ARC 3.5m | Instrumentation
• TUI:Telescope:Coordinate Systems

... Cheers, -Mike Data Providers (e.g., data centers, archives) Provider Name: NOAO Collection: High Resolution Atlas of Arcturus Spectra - 0.92-5.36 microns Characteristics: 310 ASCII tables of wavenumber vs flux Storage Format: Text tables Available online: ftp://ftp.noao.edu/catalogs/arcturusatlas/ir Comments: Tables contain three flux values (arcturus spectrum, telluric spectrum and ratio) for both summer and winter observations. ... Linelists also available as text table ...

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• http://www.mao.kiev.ua/lao/presentation/shavrina_Ozone%20FTIR_Kiev%20SSch08.pdf

To list commands from the history list: fc -l 27 34 . This lists commands 27 through 34 from the history list. ... To edit a command from the history list: fc -e emacs 32 . This will start the EMACS editor together with the contents of command number 32. You can then edit the command and exit the editor to run the command. To edit several commands from the history list: fc -e vi 27 35 . ... You can then edit the commands and exit the editor to run the commands. ...

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• Previous and Proposed
• Editing a previous command line
• Our observations: 970311

To appear in "Fourth Workshop on Robotic Autonomous Observatories (2015)"RevMexAA(SC) METEOR OBSERVATIONS WITH MINI-MEGATORTORA WIDE-FIELD MONITORING SYSTEM S. Karpov, 1, 3 N. Orekhova2 G. Beskin, 1, 3 A. Biryukov3,4 S. Bondar,2 E. Ivanov,2 E. Katkova,2 A. Perkov, and V. Sasyuk3 RESUMEN 2 Favor de prop orcionar un resumen en espanol. ... The faintest detected meteors has the peak brightness about 10 mag, while the ma jority - from 4 to 8 mag. ... 2010; Karpov et al. 2013; Beskin et al. ...

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• astro-ph

As in the last years, the Ephemerides of Minor Planets for 2015 are prepared by the IAA RAS only in the electronic form. ... Orbital elements of all numbered planets have been determined in IAA all over again on the ground of available observations in the catalog of the Minor Planet Center. ... More detailed information on orbital elements used in the present volume of EMP and their accuracy is given in section "Information on new orbital elements". ... a) information on new orbital elements; . ...

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• ENGAMPLE
• NAA 2005-2006 (preface)
• NAA 2015-2016 (preface)

... The exercises are now available on the web and in six booklets (100 pages in total), titled: . ... Exercise 1: Measuring the Distance to Supernova 1987A", . Exercise 2: The Distance to Messier 100 as Determined by Cepheid Variable Stars", . Exercise 3: Measuring the Distance to the Cat's Eye Nebula" and . Exercise 4: Measuring a Globular Star Cluster's Distance and Age". ... More exercises will follow in the future. ... Exercise 3 - Measuring the Distance to the Cat's Eye Nebula . ...

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• ASP: Sharing the Universe
• ASP: Monster Comet Promises Big Show
• ASP: The Comet About to Smash into Jupiter

STEP INTO THE BLUE - MEADE INSTRUMENTS PRODUCT GUIDE . ... Telescopes . LX850 Series . ... Superb optical performance coupled with time proven computerized pointing and tracking has made the LX200 ACF series a best-seller in the high-performance telescope class. ... Meade's revolutionary LS LightSwitchтДв series of telescopes use advanced technologies to do what no other consumer telescopes have done before: take all the hassle out of using a telescope. ... Coronado€о Solar . ... Spotting Scopes . ...

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• Meade Instruments Corporation - How to Calculate Power
• Technology / Technology / Meade Instruments
• Meade Instruments Corporation - #497 Autostar Computer Controller for ETX-90EC,

THE PHOTOMETRIC RESEARCHS OF THE MERCURY'S SURFACE BY MEANS OF DIGITAL MODELS. ... The surface brightness of Mercury was measured Danjon (1933, 1949, 1953) and Harris (1961) in phase angle 3o-123o. The analysis of the various data of the integral photometric gives the results of determination of the main photometric constants for Mercury. ... THE PHOTOMETRIC RESEARCHS OF THE MERCURY'S SURFACE: S.G. Pugacheva The surface brightness of the Mercurian images was established on the geologic map Mercury. ...

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• http://selena.sai.msu.ru/Pug/Publications/ms42/m42_60.pdf
• http://selena.sai.msu.ru/San/Publications/m44_56_leikin_sanovich.pdf
• http://selena.sai.msu.ru/Bus/Publications/m44_14_busarev_etal.pdf

... This class is designed to be an up to date summary of the last 10-20 years of observations relevant to Cosmology. ... Theory today is bombarded by a vast array of observational data but there remains no clear and preferred model for the origin and evolution of structure in the Universe. ... The inflationary paradigm and the nature of the Dark Matter - Inflation solves a lot of problems that are inherent in the standard Big Bang Model. ... Kinds of Dark Matter and Observational Constraints . ...

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• Avgvel
• Astro-2 and the UIT Experiment
• More on Energy Storage

... The 8th International Astronomy Olympiad will be held in the first decade of October 2003. ... Having heard the report of the Chairman of the Coordinating Council of the International Astronomy Olympiad about these two possibilities the Euro-Asian Astronomical Society Board gives a card-blanche to Local Organizing Committee of Sweden for realization the VIII IAO at the end of September, 2003 in Stockholm. ... Information about the International Astronomy Olympiad 2004 will be known in the late 2003....

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• III International Astronomy Olympiad, Problems to solve
• IV International Astronomy Olympiad, Problems to solve
• VII International Astronomy Olympiad: information available before

... Kepler stars and planets are bigger than previously thought . ... In a new study using the National Optical Astronomy Observatory s (NOAO) Kitt Peak National Observatory Mayall 4-meter telescope, observations of a large sample of stars with candidate planets identified by the NASA Kepler mission have revealed that many of the stars, and hence their planets, are actually somewhat larger than originally thought. ... Only registered members of Astronomy.com are allowed to comment on this article. ...

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• Space telescopes reveal previously unknown brilliant X-ray explosion in Milky
• I have always heard that everything we see is "star stuff" from previous stars
• Previously understood that magnetic fields were directly related to rotation,

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? ...

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• Natural Satellites Data Center. Objectiv.
• Data bases of Natural Satellites. Documentation. Sources
• Links to Sites Related to Solar Physics

SAI 175 anniversary . ... Moscow University . Search for in SAI Moscow University Search for in Russian astronomical resources . ... SAI Astronomical Databases . ... Browse SAI Software archive(ftp.sai.msu.su) . ASTRONET.RU - Russian Astronomical Network (available in translit also) . ... SAI Supernovae Research Group . ... Department of the Galaxy and Variable Stars (in Russian) . Sternberg Astronomical Institute Seminars . ... All-Russian Astronomical Olympiad (in Russian) . ...

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• APOD: 2002 April 14 - RX J185635-375: Candidate Quark Star
• Zen: pg80-pr-en
• APOD Index - Stars: Neutron Stars

DIFFRACTION CAMERA FOR HUNTING UP THE MICROORGANISMS ' TRACES How to avoid a contradiction between a large-size file of a microscopic image and a narrow-band telemetry system Leonid Ksanfomality and Elena Petrova Space Research Institute RAS, Moscow, Russia Contacts: ksanf@iki.rssi.ru, epetrova@iki.rssi.ru Europa Lander workshop - IKI Moscow 2009 Why we may hope to find microorganisms ' traces on ... A buildup of ice at the poles may have prompted the migration. ... This image is 1 mm high. ...

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• Events on January 10-11, 1997 - INTERBALL observations
• PhSRM
• Data Archive