Program Number . ... Weidong Li, University of California - Berkeley . ... Abstract . ... The observations are taken well after maximum, with the aim of using the high spatial resolution of WFPC2 to identify the fading remnant and perhaps determine its origin. ... Following the ACS failure in January 2007, the program was re-designed, focusing on WFPC2 observations of the larger galaxies within ~3.5 Mpc, as program GO 11307: Completing the ACS Galaxy Survey with WFPC2. Past weeks: . ...

The Network Time Protocol (NTP) is used to synchronize the time of a computer client or server to another server or reference time source, such as a radio or satellite receiver or modem. ... Information on the NTP architecture, protocol and algorithms can be found in the following articles and reports, which are available online . Mills, D.L. Internet time synchronization: the Network Time Protocol. ... Mills, D.L. Network Time Protocol (Version 3) specification, implementation and analysis. ...

XmCCD ----- The programs provided here offer a Linux graphical user interface to astronomical and scientific CCD cameras. SBIG has provided the library used here. It is essentially the same library used by commercial software for control of their cameras under Windows. ... This distribution includes source code to utilize the Santa Barbara Instrument Group (SBIG) shared library libsbigudrv.so with a Motif-based graphical user interface program to control SBIG astronomical CCD cameras. ...

... The ADS abstract service at: http://adswww.harvard.edu has been updated considerably in the last year. New capabilities in the search engine include searching for multi-word phrases and searching for various logical combinations of search terms. ... The ADS is currently used by over 10,000 users per month, which retrieve over 4.5 million references and over 250,000 full article pages each month. ... Quick Updates: The quick updates allow us to quickly enter new data into the database. ...

... Partial matching is allowed Cone Search Right ascension Right Ascension measurement in hh:mm:ss.ss (J2000) Declination Declination measurement dd:mm:ss.ss (J2000) Search window Field of view to search around the RA/Dec measurement (arcmin) Project ID This is the OPAL project ID in which an observation was observed Observation date (DD MMM YYYY) Allows searching for pulsar observations by observation date in dd mmm yyyy format ...

Next: The sample description Up: Spectral survey of Case Previous: Spectral survey of Case . Several large objective-prism surveys have been done during last two decades. ... Other surveys, such as Tololo (Smith et al. ... 1993 ], [ 1994 ]; Thuan et al. ... Thus we carried out the follow-up spectroscopy for those Case candidates, which left behind the scope of the previous slit-spectroscopy studies, in order to combine all available data and produce the BCG sample in the zone of Case survey. ...

... The INTEGRAL 20-40 keV AGN Survey and Luminosity Function . ... Monday: X-ray luminosity functions and evolution, Tuesday: AGN correlation functions, LSS, environments . ... Monday: X-ray luminosity functions and evolution . ... This study allows us to constrain the broad band continuum and intrinsic X-ray absorption properties of type-1 AGN and investigate their dependence with X-ray luminosity and redshift. ... Monday: Type I and II AGN, Absorption, XBONGs, Tuesday: Cluster Formation and Evolution...

... Natalya V. Raguzova and Sergei B. Popov . ... We present a compilative catalogue of Be/X-ray binaries and candidates in the Galaxy and in the Large and Small Magellanic Clouds. This catalogue contains 160 sources and provides information on names and spectral types of optical components, distances, on spin characteristics of neutron stars, and on orbital and X-ray properties of binary systems. ... Be/X-Ray Binaries and candidates in the Galaxy . Galactic sources: comments to the Table 1 . ...

... We selected 11 PC's at the Institute and try to provide them with the access to resources earlier reachable only from Mercury , Ursa . ... Some access to A and A as well as other Springer and IOP journals is now available via the Sci.Dig.Lib. of the RFBR. ... During 2001 we lost access to recent issues of Astron. ... An information about our access to electronic journals is now available in Russian as a ( TeX file ). ... Access to more issues of the journals of Kluwer , Elsevier , etc appeared. ...

... An artificial comet holds secrets to Earths life . ... Astronomers recently discovered that Scholz's star passed close to the Sun 70,000 years ago. Wouldn't its gravity have sent Oort Cloud comets raining into the inner planets? ... COMETS | OORT CLOUD . Based on the number of long-period comets that enter the inner solar system, astronomers estimate there are probably trillions of them in the Oort Cloud. Get instant access to subscriber content on Astronomy.com! ... Discover | ...

... From Stargazers to Starships", overview , home page . stargaze/Sintro.htm . The Great Magnet, the Earth", overview home page . earthmag/demagint.htm . ... home page Education/Intro.html . Ideas which have motivated these sites . ... A chronology of astronomy, physics and space study , attached to the "Stargazers" site. ... The home page is outreach/outreach.htm . ... Many web pages exist about such subjects, but they often leave the reader no wiser, and at times, more confused. ...

... 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. ...

... Armagh Observatory, College Hill, Armagh BT61 9DG, +44 (0)28 3752 2928 . ... Two of the most interesting of these images, that is, a montage of last September s total lunar eclipse and a montage of a bright double rainbow that evolved into a rare spoked wheel rainbow, were recently selected for display at the exhibition of astronomical photographs, Images of Starlight , in the National Botanic Gardens of Ireland, Glasnevin, Dublin. ... Click on image for larger version. ...

This is a study of the interstellar matter associated with the Pleiades star cluster. ... Since that time, the project has been extended to include more thorough tests of dust scattering models, more detailed analyses of the gas kinematics, and power spectrum studies of the multiscale structure of the nebulosity. ... The Pleiades Reflection Nebula. ... Gibson, S. J., & Nordsieck, K. H. 2003, Astrophysical Journal , 589 , 347 . ... B&W preprint: local gzipped PS . Color preprint: local gzipped PS | ...

... My plan is to schedule four sessions at IUM on June 3, 5, 9, and 10, room 310. Each seminar will be dedicated to a separate topic; there are connections betweent topics 3 and 4 (see below), otherwise the seminars will be totally independent. Each seminar (including the last one) may be attended independently of the others. ... Tuesday June 3, 4PM . Selected topics in partial hyperbolicity . ... Thursday June 5, 4pm . ... Monday June 9, 4pm . ... 4.Tuesday June 10, 4pm . ...

... The distribution of redshifts among the DXRBS FSRQs identified so far (Figure 3) is quite similar to that of the 1 Jy and S4 samples. ... A more thorough comparison will have to await completion of our survey and the convolution of the redshift distribution with the WGACAT sky coverage. As has already been mentioned by Hook et al. (1996), selecting flat-spectrum sources is an efficient way of finding high-redshift, radio-loud quasars. ...

Astronomical Data Analysis Software and Systems VII ASP Conference Series, Vol. ... The WWW interface now uses WWW cookies to store and retrieve individual user preferences. ... This cross­linking between di#erent data systems pro­ vides the user with the means to find comprehensive information about a given subject. 1 http://adswww.harvard.edu 378 New Capabilities of the ADS Abstract and Article Service 379 2. ... Quick Updates: The quick updates allow us to quickly enter new data into the database. ...

In this gallery are many images of Low Surface Brightness Galaxies which have recently been discovered and analyzed. ... The central surface brightness of this galaxy is 24.28 . Malin 2 This galaxy is another huge disk galaxy with a scale length of 15 kpc and a redshift of 15000 km/a. The high surface brightness knot in one of its spiral arms actually has the same color, luminosity and H-alpha equivalent width as the entire Large Magellanic Cloud . ... Truly it is a Low Surface Brightness Galaxy. ...

Supernova 2002fk in NGC 1309 . This page is devoted to information on Supernova 2002fk in NGC 1309 Basic information on this SN, including the last reported brightness, on this Supernova can be found on the main page . Information on the original web pages for many of these images can be found on the updates and links web pages. ... 2002/09/19.848 . ... JM Llapasset image . ... 13.0 . ... Josep M. Bosch . ... Josep M. Bosch image . ... vsnet-campaign-sn 476 ] SN 2002fk in NGC 1309 . ...

... epatplot (epatplot-1.15) [xmmsas_20070708_1801-7.1.0] . ... The task reads the event pattern information of an input EPIC pn or EPIC MOS event set . ... The single and double pattern fractions are highly sensitive to pile-up effects in bright sources and in case of deviations from the model curves (at energies of about double the peak energy) wrong spectral fit results are expected. ... epatplot can then be used to verify the event pattern fractions in the remaining area used for the spectrum. ...