Taking the opportunity of the Gaia reference star catalogue for observing the Solar system in the past D. Hestroffer , J.-E. Arlot , V. Lainey , V. Robert 1 1 1 1,2 1 - IMCCE ... Institut Polytechnique des Sciences AvancИes (IPSA), 7-9 rue Maurice Grandcoing, F-94200 Ivry-s/-Seine, France Abstract The Gaia astrometric catalogue of reference stars will provide proper motions of stars until mag 18 with an accuracy better than 6 mas over one century ...

... Karpachev A.T., IZMIRAN, e-mail: karp@izmiran.ru . ... The empirical median model of the shape and position of the MIT (Main Ionospheric Trough) in the Northern and Southern Hemispheres is presented. ... Geomagnetism and aeronomy, v.26, ? ... Karpachev A.T., Afonin V.V. Dependence of the ionospheric trough occurrence probability on the season, local time, longitude, and level of magnetic activity Geomagnetism and aeronomy, v.38, ? ... Karpachev A.T. Characteristics of a Ring Ionospheric Trough. ...

... 248, 2007 W. J. Jin, I. Platais & M. A. C. Perryman, eds. c 2008 Intern atio nal A stro nom ical U nion doi:10.1017/S1743921308018838 A compiled catalogue of reference stars around the selected ERS in the northern sky V. P. Ryl'kov1 , N. Narizhna ja1 , A. Dement'eva1 , N. Maigurova2 , G. I. Pinigin2 and Y. I. Protsyuk2 1 Main Astronomical Observatory of RuAS, MAO RuAS, Russia email: vryl@gao.spb.ru; 2 Nikolaev Astronomical Observatory, NAO, Ukraine email: pinigin@mao.nikolaev.ua Abstract. ... Pul...

The database contains references to the papers, data files and links to the Internet resources related to measurements and calculations of the optical constants in the wavelength interval from X-rays to radio domain. ... References to some useful books and reviews on the subject (e.g. the classical handbooks edited by E.D.Palik) and links to Internet collections of optical constants and personal WWW pages with related software were also placed in the database. You have arrived at our welcome page. ...

Peremennye Zvezdy", . ... V348 Aql, USNO-B1.0 0904-0422027 . ... Meinunger (1966) classified it as an eclipsing binary with a period very close to 1 day, noting however that the period and derived minima times were uncertain due to the low variability amplitude. As of July 2011, the O C gateway (Paschke Brat 2006; Paschke 2009) lists, in addition to Meinunger's photographic data, 2 visual and 3 CCD times of minima from Paschke (1988, 1996, 2006), Stepan (1995), Br t et al. ... Meinunger (1966) . ...

... General information . ... Staff . Research staff . Technical, administrative & librarian staff . ... Staff in alphabetic order . Research . ... Projects . ... General interest seminars . ... IT Services . ... Information . Resources and catalogs . ... Historical highlights . Historical research . Historical archive . ... Projects and events . Online resources . ... Archive . ...

... Stone, R.C., and Harris, F.H. (2000), CCD Positions Determined in the International Celestial Reference Frame for the Outer Planets and Many of Their Satellites in 1995-1999 The Astronomical Journal, v. 119, p. 1985-1998. 2000AJ____119_1985S Stone, R.C. (2000) Positions for the outer planets and many of their satellites IV: FASTT observations taken in 1999-2000. ... Year of the moment of observation 2. ... Hour of right ascension (alpha, h) 8. ... Degree of declination (delta, deg) 11. ...

... All contributions must be prepared in English. Contributions, written in other languages, including Russian, will not be accepted. ... The style file sao1.sty is available at the anonymous ftp server ftp.sao.ru:/pub/texSAO/saosty/ . ... November, 1, 2010 . All contributions (including papers of the SAO staff) should be submitted to Dmitry Kudryavtsev ( ). ... Magnetic Stars-2010 . ... Laboratory for the Stellar Magnetism Study of SAO of the RAS . ...

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). ...

Формат DjVu требует для своего просмотра установки на машину специальной программы (Plug-in), которую можно свободно скачать как для Windows-машин (около 5 Mb), так и для Unix-машин (около 2 Mb). ... The following keyboard shortcuts allow you to quickly navigate through a DjVu document. They work when you type them while the plug-in window has keyboard focus (click on the DjVu document anywhere except within a hyperlink to gain keyboard focus). ... Page Up . ... Display the DjVu Help page. ...

Catalogue of eclipsing variables (CEV) is the world's principal database of eclipsing binary systems with available classification. CEV contains identifications, classifications, photometry, periods, eclipses data, spectral types, references and notes for 7179 systems. Format of the current CEV . CEV main table (~1.0MB) . ... List of systems, erroneously classified as eclipsing binaries in GCVS (they are not included in the CEV main table) Download all files as a single archive (~0.6MB) . ...

... CBET now has an M31 novae page , M33 novae page , and an M81 novae page . ... Also, see W. Pietsch's M31 (apparent) optical nova catalogue , M33 novae catalog , and M81 novae catalog Please note that I do not keep track of galactic novae . Nova M81 2016-04a? (= PNV J09560598+6900401 ), ATEL 8904 discovered 2016/04/02.876 by Kamil Hornoch and H. Kucakova . ... Nova M31 2016-03a? (= PNV J00421695+4059098 ), CBAT TOCP discovered 2016/03/01.721 by unknown . ... other extragalactic Novae from 2016 . ...

Download Izmccd (~2.7 MB). ... for 1-5 bytes is number of a numbered minor planet, . ... Positions 1-80 file "mpcreportiz.txt" are similar to positions of file "mpcreport.txt". 83-95 – errors of unit weight, . ... If this tag is " 1 0 " , this record contains results of measurements of an image of object (approximation by "PSF"),  . ... 57-66 – error in X (pixels), for first star in a multicentric image, for subsequent it is error in (distance between first star in the image and this), . ...

... The Russian Academy of Sciences, Federal Space Agency (ROSCOSMOS), the Ministry of Defense of the Russian Federation, the Ministry of Communications and Mass Media of the Russian Federation (MINCOMSVYAZ), Federal Agency on Technical Regulating and Metrology (ROSSTANDART), Federal Service for State Registration , Cadaster and Cartography (ROSREESTR), Scientific Council of the Russian Academy of Sciences on PNT problem and the ... Ipatov А. V. (Institute of Applied Astronomy of RAS) ? ...

Blackholes2 Forum Message . Forums: . ... Discussion Forums | ... Post . ... Please Give The Reference. Forum List | ... Post Message | ... Posted by Becky on October 3, 2003 05:27:58 UTC . ... Reference - yanniru - October 3, 2003 - 12:54 UTC . Login to Post . ... 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" . ...

Next: Web Links Up: Problem Based Learning in Previous: Acknowledgements . ... 0.5 truecmResearch & Development in Problem Based Learning, Vol 1, 1993, ed. Ryan, G. (PROBLARC, University of Newcastle) . 0.5 truecmResearch & Development in Problem Based Learning, Vol 2, 1994, ed. Ostwald, M. & Kingsland, A. (PROBLARC, University of Newcastle) . 0.5 truecmResearch & Development in Problem Based Learning, Vol 3, 1995, ed. Little, P., Ostwald, M. & Ryan, G. (PROBLARC, University of Newcastle) . ...

. Sternberg Astronomical Institute, Moscow, Russia . GENERAL CATALOGUE OF VARIABLE STARS: References . File Summary: . GCVS References . NSV References . NSV Supplement References . The list of the abbreviations in the References .

XmTel ----- XmTel is a Motif-based program including a command line utility cmdtel developed by John Kielkopf (kielkopf@louisville.edu) to operate a telescope connected to a Linux computer system. ... In other words, slew to a bright or easily recognized target, center it in the field, and click Reference -> Target. ... See the main README for cautions.) ... XmTel assumes that target coordinates entered from the keyboard are in the Epoch that the telescope coordinates are currently displayed in. ...

... Volume Number** **Author** c **Copyright Year** Astronomical Society of the Pacific ASP Author Template Sample Author11 , Sample Author22 , and Sample Author33 1 2 3 Institution Full Address for Author1 Institution Full Address for Author2 Institution Full Address for Author3 Abstract. ... This sample author template includes the ASP author checklist. ... Article is within page limitations set by editor. ... All acknowledgments and discussions are in proper format. ... Acknowledgments. ...

... 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 . ...