The coordinates, diameters, altitudes and morphological features of all the craters of Mars exceeding 10 km in diameter, totaling 19 308, are compiled. ... The catalogue is intended for use by investigators of Mars, students, in comparative planetology and in the selection of craters for naming. ... 1 one terrace . 2 many terraces . ... 6 many hills and one ridge . 7 one hill and many ridges . ... 1 one crater . 2 many craters . ... Sample craters of different morphological categories . ...

THE 75th NAME-LIST OF VARIABLE STARS. ... The 75th Name-List consists of two tables. ... the literature, taken from positional catalogues, including USNO A1.0/A2.0 and GSC, or determined by the authors); the range of variability (sometimes the column Min gives, in parentheses, the amplitude of light variation; the symbol ( means that the star , in minimum light, becomes fainter, than the magnitude indicated); and the system of magnitudes used ( P are photographic ...

... The draft classification (version August 9, 2006) for new GCVS versions . IAU XXVIth General Assembly, . ... Along with the "+" sign (coexistence of two types), it is suggested to introduce the "|" sign (meaning "or") – for classification options for the same object, e.g. EC|Ell, EC|RR. Pulsating variables . Present: . ... L, Lb (for red stars) . ... Eruptive variables . ... Move to rotating variables . ... ACV, SXARI . ACV . ... Cataclysmic variables and other stars with outbursts . ...

... Initially SAI Supernova Catalogue was presented in the form of filebased system. ... The current version of SAI Supernova Catalogue presents data on supernovae together with data on their parent galaxies. ... The main source of data for the galaxies was LEDA database. ... In some cases our data were compared with the ones from the Asiago Supernova Catalogue and from List of Supernovae at Harvard-Smithsonian Center for Astrophysics, but the compilation of our Catalogue is carried out independently. ...

CATS home ] [ Back to CATS list ] [ ftp ] . 2009A .. 495.. 691M+ Massaro, E.; Giommi, P.; Leto, C.; Marchegiani, P.; Maselli, A.; Perri, M.; Piranomonte, S.; Sclavi, S. Astronomy and Astrophysics, Volume 495, Issue 2, 2009, pp.691-696 (A Homepage) We present a new catalogue of blazars based on multifrequency surveys and on an extensive review of the literature. Blazars are classified as BL Lacertae objects, as flat spectrum radio quasars or as blazars of uncertain/transitional type. ...

... Globular cluster NGC 2808, elliptical galaxy NGC 2986, and the Sextans Dwarf . ... What would cause Earthт??s orbit to become more circular instead of its present elliptical orbit, and has this ever happened before? ... Gravitational interactions among the planets cause the ellipticities of the orbits to oscillate periodically by a few percent over millions of years. Get instant access to subscriber content on Astronomy.com! ... If you are already registered on Astronomy.com, please log in below. ...

All teams have to inform the Olympic Coordinating Council (OCC) and the Local Organizing Committee (LOC) about their participation not later than the dates determined by the Acting Statutes/Regulations on the International Astronomy Olympiad . ... Leaders of official teams of states have to present to the OCC necessary personal information about every leader, participant and observer (if any) not later than 9 weeks before the beginning of the Olympiad. ... Passport data: 8.1.( Passport no . ...

... The Astronomical Society of the Pacific (ASP), in partnership with the American Astronomical Society (AAS), has presented the annual Priscilla and Bart Bok Awards to two high-school seniors at the Intel International Science and Engineering Fair held May 9 to 14 in San Jose, California. ... The Priscilla and Bart Bok Awards are given jointly by the ASP and the AAS. ... Upon his death in 1983, the ASP established the Bart Bok Memorial Fund to support educational projects. ...

... Recent Topics . ... Astronomy in Ukraine: Past, Present and Future . ... В?д: "Cambridge Scientific Publishers" . ... Тема: FW: Astronomy in Ukraine: Past, Present and Future (MAO-2014) . ... Subject: Astronomy in Ukraine: Past, Present and Future (MAO-2014) . ... Re: Astronomy in Ukraine: Past, Present and Future (MAO-2014) . ... I read about your recent conference: Astronomy in Ukraine: Past, Present and . ... Astronomy in Ukraine: Past, Present and Future (MAO-2014) as a special issue . ...

... Science . ... Science Users Information > Science Publications > Science Announcements > Presentation "ESO: Present and Future" at AAS Meeting . ... Observing Facilities . ... Instrumentation Development . Future Facilities and Development . ... Data Handling and Products . ... ESO Data . ... The ESO Director General, Tim de Zeeuw, presented a plenary talk at the 223rd American Astronomical Society meeting , held in Washington DC, 5-9 January 2014, entitled "ESO: Present and Future". ...

... A hundred years later, a handful of Tunguska-sized asteroids have been spotted by telescopes, but most remain unseen. The asteroid designated 2008 TC3 , which made the news on October 6th before colliding with the Earth on October 7th was too small to constitute a part of the "Earth impact hazard". ... 2008 TC3, for example, finally exploded in the atmosphere above Sudan . ... Wednesday, 8 October 2008 01:15 . International Year of Astronomy, Ireland National Node . ...

Peremennye Zvezdy ( Variable Stars ) 35 , No. ... We present the results of our new observations of QS Draconis, a recently discovered double-mode high-amplitude Scuti variable, HADS(B) type. ... Our CCD observations in the Johnson bands were performed at the Tien Shan Astronomical Observatory of the V.G. Fesenkov Astrophysical Institute, at the altitude of 2750 m above the sea level. ... The finding chart (Fig. 1) identifies the variable star, comparison star, and check star. ... Fig. ...

... The Launch of "Stromlo, an Australian ObтАж . The sculpture presented to John Anderson . Sidebar Left . Sidebar Top . No Sidebar . ... Title: The sculpture presented to John Anderson . Description: The glass is a fragment of a flint glass lens and the base is a melted aluminium crucible. The plate was inscribed "Stromlo Observatory 2003". ... The sculpture presented to John Anderson The glass is a fragment of a flint glass lens and the base is a melted aluminium crucible. ...

... The information is submitted as the tables and is distributed on given years of the observation, each of that, according to an adopted classification, includes the information about six active basins of the World Ocean: · the Northwest Pacific; · the Northeast Pacific; · the Northern Atlantic; · the Northern Indian ocean; · the Southern Indian ocean; · the Southwest Pacific. ... Lat' is latitude in degrees (up to one tenth) of the geographical place of the disturbance's onset. ...

... Home Gallery Club Events AAA president Marcelo Cabrera presents AAA Amateur Astronomers Medal to Al Nagler of TeleVue Optics with AAA vice-president Susan Andreoli. ... A History of the First Forty Years of the Amateur Astronomers Association . ... AAA president Marcelo Cabrera presents AAA Amateur Astronomers Medal to Al Nagler of TeleVue Optics with AAA vice-president Susan Andreoli. by . ... 2016 Amateur Astronomers Association of New York Designed by Press Customizr Powered by . ...

We present a catalogue of galaxies for which spatially resolved data on their internal kinematics have been published; there is no apriori restriction regarding their morphological type. The catalogue lists the references to the articles where the data are published, as well as a coded description of these data: observed emission (E) or absorption (A) data, optical (O) or radio (R) data, velocity (V) or velocity dispersion (D), radial profile (1) or 2D field (2). ...

... Archives . ... Quote of the Week, June 27, 2007 . ... Spectroscopic Surveys: Present by Yip. C. overviews recent spectroscopic sky surveys and spectral analysis techniques toward Virtual Observatories (VO). ... Algorithms arXiv Astro Bad AstroStat Bayesian CHASC Cross-Cultural Data Processing Fitting Frequentist Galaxies gamma-ray High-Energy Imaging Jargon Job Languages MC MCMC Meta Methods Misc News Nuggets Objects Optical Physics Quotes Spectral Stars Stat Timing Uncertainty X-ray . ...

... Technical Information . RESURS-01 No.3 . ... Present State of RESURS Space System . ... MSU_E (Resurs O1 N3) . ... Operational Archive (MSU-E Data) . ... Data Search (MSU-E) . ... Request of Data . ... RESURS-01 Data on other Servers . For more information send a mail to: info@sputnik.infospace.ru . ...

Natural Satellites Service. ... Apparent Encounters . of the Tycho-2 Catalogue stars and the main natural planetary satellites . ... with the Tycho-2 Catalogue stars. ... Instead of three numbers (ntch1 ntch2 ntch3) describing a position of a star in the Tycho-2 catalogue, one conditional number is given. ... Apparent Encounters of the Tycho-2 Catalogue stars and the Galilean satellites of Jupiter . Apparent Encounters of the Tycho-2 Catalogue stars and the major satellites of Saturn . ...

... Next: Object Detection Using Up: Object Detection and Previous: Automated Classification of . ... A status report of the The GSC Object Classifier (GOC) project is presented. ... The GSC contains multiple entries for some objects due to plate overlap. It classifies objects as stars, non-stars, galaxies, blends and potential artifacts; the latter three classifications are rare, and only exist in GSC version 1.1, to which they were added manually. ... star, . ... non-star, . ...