... 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 . ...

... Jellyfish Nebula (IC443) – Narrowband Color . The Jellyfish Nebula (IC443) or Sharpless 248 (Sh2-248) is a supernova remnant in the constellation of Gemini. ... The nebula is an extended object with an angular diameter of 50 minutes of arc. ... Takahashi Epsilon -180, f/2.8 hyperbolic astrograph, SBIG STL-6303E CCD camera, Losmandy Gemini G-11 EQ mount. Image acquisition by CCD Soft V5. Processing by CCD Stack and Adobe Photoshop. ... Copyright (c) Amateur Telescope Makers of Boston, Inc. ...

... Copyrightї1997 Bob Yen (byen@ix.netcom.com) (http://www.comet-track.com/hb/hb.html) . ... Information on Comet Hale-Bopp for the Non-Astronomer Hale-Bopp rotates about twice a day (3/14/97) . ... The Comet Observation Home Page was been selected to receive the Griffith Observatory Star Award for the week of February 2 - 8, 1997 for excellence in promoting astronomy to the public through the World Wide Web. ... Typically, about 1,000 individual users/computers access this page every day. ...

... 322, P L21-L24 (1997). Abstract . ... 322, P L25-L28 (1997). ... 322, P L29-L32 (1997). ... 322, P L33-L36 (1997). ... 322, P L37-L40 (1997). ... 322, P L41-L44 (1997). ... 322, P 709-718 (1997). ... 322, P 719-729 (1997). ... 322, P 730-746 (1997). ... 322, P 747-750 (1997). ... 322, P 751-755 (1997). ... 322, P 756-763 (1997). ... 322, P 764-777 (1997). ... 322, P 778-784 (1997). ... 322, P 785-800 (1997). ... 322, P 801-806 (1997). ... 322, P 807-816 (1997). ... helpdesk@link.springer.de . ...

Astronotes Armagh Planetarium's Stellar Blog! ... Armagh Planetarium . ... Stars . ... Space Flight . ... Monthly Sky Notes . ... NGC 6357's inner star forming region glows with the emission of ionized hydrogen gas. Image credit: ESO/VVV Survey/D. Minniti. ... Located around 8000 light years away in the constellation of Scorpius , NGC 6357 (sometimes called the Lobster Nebula ) is a typical stellar nursery, filled with vast clouds of gas and tendrils of dark dust. ... Subscribe to Astronotes . ...

astro-ph/0212099 . Обнаружение двойного активного ядра в мощной инфракрасной галактике NGC 6240 (Discovery of a binary AGN in the ultraluminous infrared galaxy NGC 6240 using Chandra) . Authors: Stefanie Komossa et al. astro-ph/0212499 . ... astro-ph/0212507 . Наблюдения гигантских всплесков от Cygnus X-1 (Observations of giant outbursts from Cygnus X-1) . ... Излучение нейтронных звезд, порождаемое сверхтекучим ядром (Radiation of Neutron Stars Produced by Superfluid Core) . ...

RADIO EMISSION OF THE MOON BEFORE AND AFTER THE LUNAR PROSPECTOR IMPACT Berezhnoi A.A.*, Gusev S.G.**, Khavroshkin O.B.***, Poperechenko B.A.**, Shevchenko V.V.*, Tzyplakov V.A.*** * Sternberg Astronomical Institute, Universitetskij pr., ... For the registration of lunar RSR after the Lunar Prospector impact radio observations of the Moon on the two 64-m radio telescopes of the SDO MEI at Medvezh'i Ozera and Kaliazin were conducted during July 30 - August 2, 1999. ...

SPECTRA OF SPLIT COMET C/1999 S4 (LINEAR) K. I. CHURYUMOV1 , I. V. LUK'YANYK1 , V. V. VLASSYUK2 and N. V. BORISOV 1 Astronomical Observatory, Kyiv National Shevchenko University, Kyiv, Ukraine; 2 Special 2 Astrophysical Observatory of RAS, Russia (Received 5 March 2002; Accepted 12 July 2002) Abstract. ... On July 22/23, before the splitting of the cometary nucleus, several emission lines, such as C2 , C3 , CN, NH, CH, NH2 , CO+ , H2 O+ were clearly identified in the spectra. ... 2, 2000. ...

... July 22, 2009 - The X-ray Solar Eclipse . The Russian TESIS (FIAN) Solar Observatory has transmitted observations back to Earth of the solar eclipse made on July 22nd, 2009. ... And 4 hours later, when almost all the inhabitants of the Earth had already said goodbye to the eclipse, TESIS telescopes captured images of the second deepest transit of the Moon across the Sun ( film 1.2 MB, wmv format ). ... July 20, 2009 - The TESIS Observatory will observe two solar eclipses from space . ...

... We have compiled the Catalogue of extragalactic supernovae using the GCVS card catalogue. ... Doubtful (?), or rejected (-) SN 8 A1 --- RemFlag [*] The '*' indicates a remark in sn_rem.dat 10- 19 A10 --- Gal Parent galaxy designation 21- 22 I2 h RAh Right Ascension 1950 of Parent galaxy 23- 24 I2 min RAm Right Ascension 1950 (minutes) 25- 28 F4.1 s RAs Right Ascension 1950 (seconds) 29 A1 --- DE- Declination 1950 (sign) 30- 31 I2 deg DEd Declination 1950 of Parent ...

Astronomy Discussion Forums . ... God and Science ћ SETI ћ Software ћ UFO ћ XEphem . ... SETI Assumes ET Doesnot Care About Can Being Detected What If . ... Post Message | ... My search on how to go undetected in space and SETI Search for Extraterrestrial Intelligence SETI. ... www.astronomy.net . About Astronomy Net | Advertise on Astronomy Net | ... Forum posts are Copyright their authors as specified in the heading above the post. "dbHTML," "AstroGuide," "ASTRONOMY.NET" & "VA.NET" . ...

... Seminar archive . ... Type Ia Supernovae (SNe Ia) have an important role to measure a distance to an anonymous galaxy because they have a good correlation of the decline rates of the light curves with the absolute luminosity. ... First, super-Chandrasekhar SNe which have extremely high luminosity, slow decline rate of the light curves, slow expansion velocity and strong carbon features. ... As another example of diversity of SNe Ia, I would like also to introduce Type Iax SNe. ... All seminars: . ...

... Bad Astronomy . ... Bitesize Astronomy . ... Keep Bad Astronomy close to your heart, and help make me filthy rich. ... Basically, they were being shed in two phases: a slow dense wind, which was shaped like a squashed sphere, and a fast lower density wind, which swept up the slower wind. ... When we got the Hubble images, we were pretty surprised to see a ring of gas around the supernova. ... I have heard people refer to it as ``Plait's star'' which I'll admit is pretty cool. ... 2008 Phil Plait. ...

Natural Satellites Service. Special ephemerides . Ephemerides of the coorbital satellites of Saturn . for infrared observations . ... It is a good idea to use the disk of Saturn to occult or to eclipse the bright ring and to observe the satellites as they pass through superior conjunction. ... The next epoch when these observations are possible arrives in 2013. ... 2020/01/05 – 2020/03/29, . ... 2033/10/10 – 2033/11/22, . ... New observations of Saturn's coorbital satellites” - Icarus. ...

Solar Wind 12 A. I. Efimov , L. A. Lukanina, L. N. Samoznaev, I. V. Chashei , M. K. Bird , M. Patzold, and S. Tellmann QUASI-PERIODIC FLUCTUATIONS DETECTED IN MARS-EXPRESS CORONAL RADIO SOUNDING OBSERVATIONS A. I. Efimov , L. A. Lukanina, L. N. Samoznaev, V. K. Rudash , I. V. Chashei , M. K. Bird , M. Patzold, and S. Tellmann CORONAL RADIO SOUNDING EXPERIMENTS WITH MARS-EXPRESS: SCINTILLATION SPECTRA DURING LOW SOLAR ACTIVITY ...

Электронная библиотека астронома-любителя. ... retrieved from JPL: Mon 04/06/98 09:05 PDT Quick Reference to Mars Global Surveyor Mirror Sites Sites with Fast Update Capability Name MGS Mirror Site Address Bandwidth Update Delay Digital - USA http ://entertainment.digital.com/mars/JPL/mgs300 Mbps 10 Minutes Sun - USA http ://www.sun.com/mars/ mgs 225 Mbps 20 Minutes Silicon Graphics - http ://mars.sgi.com/ mgs 200 Mbps 3 Minutes USA SDSC - USA http ://mars.sdsc.edu/ mgs 155 ...

MNRAS Advance Access published January 27, 2014 MNRAS (2014) doi:10.1093/mnras/stt2365 Decoupled gas kinematics in isolated S0 galaxies Ivan Yu. ... Seven of 12 galaxies have revealed the presence of extended ionized-gas discs whose rotation is mostly decoupled from the stellar kinematics. ... Isolated galaxies are such galaxies. ... Similarly, we have found the shock-like excitation of the emission-line gas in the inclined gaseous disc of S0 galaxy NGC 7743 (Katkov, Moiseev & Sil'chenko 2011). ...

The direct detection of gravitational waves is one of those events long-expected by physicists that are nevertheless a significant occurrence which excites the world scientific community as if something unexpected has happened. ... Many rumors leaked ahead of the conference, and the fact that something (that is, a signal corresponding to gravitational waves) was discovered by LIGO (Laser Interferometer Gravitational-Wave Observatory) was discussed on the sidelines. ... arXiv:1602.03868 . ...

MAIN PAGE . ... Nova Cygni August 1975! ... 1975/76: Comet West! ... Dr. Richard West (4th from left) & AAL members visiting SES Betzdorf on occasion of our club's 25th anniversary - October 1996 . Comet West Information . ... It was the brightest comet visible from Earth since Comet West in 1976. ... 1997: Comet Hale-Bopp! ... Thus Comet Hale-Bopp never got closer to Earth than Earth gets to the Sun. ... Comet Hale-Bopp JPL Page . ... 1999: Total solar eclipse over Luxembourg! ...

... IN SCIENCE HARDWARE SUPPLY TO MIR ORBITAL COMPLEX . In essence, the Mir manned station not only concentrated the experience of solving various applied tasks in orbital flight conditions but also extended the sphere of applying scientific methods in space, that had been beyond the reach of Mankind before. ... INTERNATIONAL SPACE STATION | SEA LAUNCH . LAND LAUNCH | UNIVERSAL SPACE PLATFORM | ... LAUNCHERS | ... Official WEB-site of S.P.Korolev RSC Energia . ...