... X-ray sources in galaxies: active nuclei, primodal black holes or microquasars . The last findings in observations of point-like X-ray sources in galaxies are reported. ... A new class of objects has been discovered - the Ultraluminous X-ray (ULX) sources, which could be as black holes of intermediate mass (100-1000 suns), being captured by galaxies and spiralling in because of dynamical friction, or microquasars (SS433-like stars), being orientated "face-on". ...

XMM-Newton SAS Scientific Validation and Data . ... the level of accuracy associated with those products The outcome of the SAS science validation for each test dataset is summarized in a report, available along with the dataset. ... The Scientific Validation Report v2.1(.ps.gz) is available for the SAS v6.5 Scientific Validation SAS v6.5 Scientific Validation Preliminary Report . The Preliminary Report (.ps.gz) is still available for SAS v6.5 Scientific Validation SAS v6.0 Scientific Validation . ...

A team of U.S. and German astrophysicists have made the first ever detection of X-rays coming from a comet. ... Following the initial detection, the team reported repeated X-ray emissions from the comet over the next 24 hours. ... One preliminary theory is that X-ray emission from the Sun was absorbed by a cloud of gaseous water molecules surrounding the nucleus of the comet, and then were re-emitted by the molecules in a process physicists call "fluorescence." ... Comets . ...

Общая Астрономическая Конференция > Все про астрономическое оборудование > Астрономическое оборудование > Новое чудо в семействе рефракторов НПЗ. ... Просмотр полной версии : Новое чудо в семействе рефракторов НПЗ. ... Just a note on TAL-100 chromic aberration. ... I reported that I saw a hint of chromic aberration when viewing . ... that suggested chromic aberration. ... aberration. ... interpreting as chromic aberration was actual Jupiter colors . ...

... Seminar archive . ... Seminar archive 2013 19 July . ... Wide-field transient surveys and supernova shock breakout . ... Many transient surveys are performed intensively in these days and time-domain astronomy comes under the spotlight. ... The shock breakout is the bolometrically brightest phenomenon in supernovae but it is difficult to observe the shock breakout due to the short duration and X-ray/ultraviolet-peaked spectra. ... All seminars: . ...

Stellar astrophysics has entered a new golden age, thanks to wonderfully precise measurements being returned by NASA s Kepler mission. Kepler is a 0.9-metre space telescope that has been monitoring the brightness of more than 100,000 stars with extraordinary accuracy for more than four years. ... The mission has been spectacularly successful, with thousands of candidates reported. ... Key results include detecting gravity modes in red giant stars and characterizing stars found to host exoplanets. ...

Astronotes Armagh Planetarium's Stellar Blog! ... As example you have only to look at the recent discovery of a supernova by Irish astronomer David Grennan . ... The last confirmed supernova in the Milky Way to be observed was in 1604 (known to history as Kepler ?s Star; it was bright enough to be seen in the daytime sky). €а Ever since then all supernovae examined by astronomers have been denizens of other galaxies. ... Tweets that mention Supernova spotted by Irish astronomer -- Topsy.com . ...

... SUPERNOVAE 2005bv AND 2005bw . ... IAUC 8515; 0.60-m automated supernova patrol telescope ). ... Offset 2005bv љ Apr . ... IAUC 7178). SUPERNOVAE 2005bf AND 2005bq . ... IAUC 8515), obtained in the course of the Carnegie Supernova Project on Apr. ... IAUC 8507, 8509) is undergoing an unusual photometric behavior, brightening from u' = 18.69 on Apr. 7 to u' = 17.90 on Apr. 13, and declining to u' = 18.61 on Apr. 21, after which it has been re- brightening (reaching u' = 17.92 on Apr. ...

... Bad Astronomy . ... Bitesize Astronomy . ... Hey, it's either this or one of those really irritating PayPal donation buttons here. ... I have always loved supernovae, stars that explode. ... Late in the evening of February 23 rd /24 th * , 1987, an astronomer named Ian Shelton was taking images of the Large Magellanic Cloud (LMC), a satellite galaxy of the Milky Way. ... Shortly thereafter, Ian Shelton developed the plates he had been taking of the LMC and immediately saw the new star. ...

... Liyong Liu (NAOC) . Site testing on seeing conditions of the astronomical observatories over China are briefly reviewed, including Xionglong station of NAOC, Gaomeigu station of Yunnan Observatory, Delingha station of Purple Mountain Observatory. ... PDF [3.0€аMB] October 8, 09:55 10:20 . ... In this paper, we will review the site survey activities in the past years, and present the site-testing results on the Oma site, including cloud cover, seeing, water vapor, transparency and sky brightness. ...

... About meteorites . ... Meteoritic data . Impact Crater Smerdyachee . ... Based on Smerdyachee's depth, near circularity, and its mounded wall, and analysis by N.A. Fillin of nearby Roshal, Russia, the Estonian scientists Yu.V. Krestlane and K.H. Mella proposed in 1987 that Smerdyachee Lake is a meteorite crater. ... In 2002, the Laboratory of Meteoritics of the Vernadsky Institute of Geochemistry and Analytical Chemistry of the Russian Academy of Sciences explored this mysterious lake. ...

Next: P1724 Up: Specific Stars Previous: Specific Stars . ... They reported a 2.5 day rotation period for this star which they confirmed with their 1995 results (Bouvier et al . 1995). ... only averaged one measurement per night, they were not sensitive to periods of < 2 days. ... TAP 26 was monitored from MTSB on 15 nights. ... If one confines the period search range for the MTSB data to be greater than one day, the results are nearly identical to those for the data presented by Bouvier et al . ...

README for XFree86 on OS/2 : Bug Reports for This Document . Previous: What and Where is XFree86? . Next: Hardware and Software Requirements . Send email to Holger.Veit@gmd.de (Holger Veit) or XFree86@XFree86.org if you have comments or suggestions about this file and we'll revise it. README for XFree86 on OS/2 : Bug Reports for This Document . Previous: What and Where is XFree86? . Next: Hardware and Software Requirements

... Bojan Nikolic web pages home . ... We have posted today three reports on ALMA phase correction performance when using the WVRGCAL program. ... Sarah F. Graves: WVRGCAL performance: early 2011 observations & smoothing, March 2012 . Marcel Clemens, The performance of wvrgcal тАФ The 4 quasar, band 9 experiment, uid A002 X2d1a7d X35b.ms , November 2011 . Marcel Clemens, The performance of wvrgcal тАФ The influence of self-cal, September 2011 . ... Copyright 2012, Bojan Nikolic feedback welcome ...

... Hiorter and Celsius note that the polar aurora is accompanied by a disturbance of the magnetic needle. ... Richard Carrington in England observes a violent and rapid eruption near a sunspot; 17 hours later a large magnetic storm begins. ... Using it he observes a solar flare and confirms the connection between flares and magnetic storms. ... Explorer 1, launched by the US January 31, observes the radiation belt; Explorer 3, launched in March, comes up with the first clear evidence for its existence....

PRESS-RELEASE . ... At S.P.Korolev Rocket and Space Corporation Energia under the chairmanship of N.N. Sevastyanov, Corporation President, General Designer, took place the next session of the General Designer’s Review Board on the Russian Segment of the International Space Station (ISS). ... The Report on the status of Soyuz TMA-9 manned transport spacecraft launch processing (reporter: Yu.I.Grigoriev, RSC Energia Deputy General Designer, Director of Orbital Complex Programs); . ...

... 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, . ...

... Euro/team . ... Euro/person . ... Euro . Observers: 800.– ... Small delays in reports or applications: the correspondent fees are 365 euro (830 euro for observers). ... The fee covers the board, lodging, transportation, excursions, sport, ceremonial, and general organization expenses since 12:00 September 22 th till 12:00 September 30 th . ... The fees are to be paid cash the first day of accommodation. Dr. Michael G. Gavrilov, Founding Chairman of the International Astronomy Olympiad, . ...

... We thank the Swift team for their rapid scheduling of this observation. ... 2455705.20851 V 14.15 0.03 2455707.83079 V 14.10 0.03 2455710.84028 V 13.53 0.02 2455713.64631 V 13.66 0.02 2455714.65479 V 14.11 0.03 2455714.71823 V 14.12 0.02 2455714.78596 V 14.20 0.02 2455717.39593 V 14.37 0.03 2455726.62861 V 14.83 0.04 2455727.16343 V 14.57 0.04 2455730.50586 V 14.57 0.03 2455730.57329 V 14.56 0.03 2455730.70360 V 14.66 0.04 2455738.32865 V 14.00 0.02 2455742.86146 V 14.21 ...

RELATIVE SUNSPOT NUMBERS Description of Data from SGD Explanation of Data Reports: Relative Sunspot Numbers -- The relative sunspot number is an index of the activity of the entire visible disk of the Sun. ... The provisional daily Zurich relative sunspot numbers, Rz, were based upon observations made at Zurich and its two branch stations in Arosa and Locarno and communicated by M. Waldmeier of the Swiss Federal Observatory. ... This indicates the uncertainty above and below the predicted number. ...