This page is devoted to information on Supernova 1999gn in NGC 4303 (= M61 ) Basic information on this SN, including the last reported brightness, on this Supernova can be found on the main supernova page. Information on the original web pages for many of these images can be found on the Supernova links web page. ... SEDS has a Supernova 1999gn page . ... Seiichi Yoshida has a 1999gn page . ... Kopernik 's M61 and supernova 1999gn page . ... vsnet-alert 3835 ] SN 1999gn in NGC 4303 = Messier 61 . ...

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• Supernova 1999ac in NGC 6063
• Supernova 2002fk in NGC 1309
• Supernova 2001fc in UGC 11683

Supernova 2011ht in UGC 5460 . This page is devoted to information on 2011ht in UGC 5460 . Basic information on this SN, including the last reported brightness, on this Supernova can be found on the main page . ... This supernova is in the Constellation Ursa Major . ... 2011/09/29.182 . ... 2011/10/02.10 . ... JM Llapasset . 2011/10/04.144 . ... 2011/10/17.185 . ... 2011/10/18.489 . ... 2011/10/20.497 . ... Andy Cason . 2011/10/21.494 . ... 14.1 . ... 2012/01/08.432 . ...

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• Supernova 2004eo in NGC 6928
• Supernova 2002cd in NGC 6916
• Supernova 2007aa in NGC 4030

... 81Trushkin+ The results of the multi-frequency radio observations of fourteen supernova remnants (SNRs) made with the RATAN-600 radio telescope in 1985 are reported. Flux densities of these SNRs are measured at least at two wavelengths: 31.3 and 7.6 cm. The radio spectra of some SNRs are precised. ... The radio sources detected inside or near the SNRs with the flux densities measured in the most sensitive 7.6-cm radiometer. The spectra of some point sources are discussed. ...

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• A 20 cm VLA survey of Abell clusters of galaxies
• A fast-scan extragalactic source survey at 4.755 GHz

... HST . ... Data . ... HST Overview . Overview . ... Cycle 24 Announcement . ... Changing Programs & Resolving Problems . ... Program Information . ... Hubble Observation Problem Reports (HOPRs) provide a mechanism for you to inform STScI when a problem has occurred with the implementation, scheduling, execution, or data processing of your observations. ... If one or more of your HST observations appears to have a problem, go to the Program Information Page and retrieve the program information. ...

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New Moons of Uranus . Brent Gladman's Home Page . ... The discovery of two probable distant satellites of Uranus was reported by B. Gladman, P. Nicholson, J. Burns and J. Kavelaars. ... This discovery was reported in the IAU Circular 6764 . ... Discovery image of S/1997 U 2 . This shows the discovery image of brighter of the two new moons of Uranus. ... This shows the discovery image of faint new moons of Uranus. ... This shows another discovery image of faint new moons of Uranus. ... Uranus . ...

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• Technical reports
• Marco reporter
• CHIANTI atomic database

Astronomy Discussion Forums . Forums: . ... Discussion Forums . ... Yes . Forum List | ... Post Message | ... Posted by L Madia on September 10, 2003 21:19:55 UTC . ... www.astronomy.net . About Astronomy Net | Advertise on Astronomy Net | ... Unless otherwise specified, web site content Copyright 1994-2016 John Huggins All Rights Reserved . Forum posts are Copyright their authors as specified in the heading above the post. "dbHTML," "AstroGuide," "ASTRONOMY.NET" & "VA.NET" . ...

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• Observation Report From Coyle 07/19/03 - an Astronomy Net Observation_reports
• Observation Report On Mars And ... - an Astronomy Net Observation_reports Forum
• So Where Is Mars Now? - an Astronomy Net Observation_reports Forum Message

... Solar System . ... European astronomers have discovered a planet with about the mass of the Earth orbiting a star in the Alpha Centauri system тАФ the nearest to Earth. ... Alpha Centauri is one of the brightest stars in the southern skies and is the nearest stellar system to our Solar System тАФ only 4.3 light-years away. ... The European team detected the planet by picking up the tiny wobbles in the motion of the star Alpha Centauri B created by the gravitational pull of the orbiting planet [2] . ...

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• The Brightness of the Night Sky
• DFS Problem Reporting rules and recommendations
• Help for Night Report / Progress Pages

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! ...

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... See the exerpt below from AAVSO circular, courtesy of Martin McKenna. ... The attached map shows the approximate position, as seen from Cork, at 06.00 on 18 Feb. ... Discovered Independently by: - Yuji Nakamura, Kameyama, Mie, Japan (reported by H. Yamaoka, Kyushu University, IAU Circular 8803); - Yukio Sakurai, Mito, Ibaraki-ken, Japan (reported by S. Nakano, Sumoto, Japan, IAU Circular 8803) Discovery Date: - Nakamura: Feb. 4.8624 UT - Sakurai: Feb. ... Clear skies, Terry Moseley . ...

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• Armagh Observatory
• Leonid Reports 2001
• Leonid Reports

... the total power and averaged spectra: (.ps) ( .pdf) . The dynamic spectra for the 13 files (2136 seconds) (.gif) : . ... Each file has 178 seconds of data. ... Input the file averaging the spectra to 1 second. ... Also compute an average spectra for each file. Create a dynamic spectra covering the 13 files with 1 second resolution: . ... The total power was computed over the 50 MHz bandwidth after averaging in time to 1 second. ... An average spectra for each file (178 seconds) was computed. ...

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• RFI Reporting Form
• hydrocarbon lakes on Titan

... Northern and southern locales saw many a beautiful aurora over the last week, as particles from several large solar flares impacted the Earth. Many reported unusually red auroras, although colors across the spectrum were also seen. ... Hopefully, a star in one of the hundreds of high resolution galaxy images will explode in the coming years. ... Our Sun itself frequently has sunspots, relatively cool dark magnetic depressions that move across its surface. ... A Dark and Stormy Night . ...

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How do I report problems I've encountered using NEdit ? ... If you have a problem which is not covered in the on-line help, in this FAQ, or in the README file specific to your system, you can report it to discuss@nedit.org (usage questions) or, develop@nedit.org (error reports). ... Below are some suggestions for information you can provide to help in diagnosing your problem. ... As of version 5.2 a summary with build information is present under 'Version' in the Help menu. ...

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• Публикации
• V.Shergin's Home Page
• sostav

... 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 ...

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• ALMA Phase Calibration Techniques at the Cavendish Astrophysics Group
• Emily Curtis
• OptInt PmWiki : MROIFastTipTilt / Doc Man

... 2002 . I half-year . ... 2003 . ... 2004 . ... 2005 . ... 2006 . ... I half-year (pdf) . ... 2015 . ... Last update: 17/11/2015 ...

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• RATAN-600 reports
• Telescopes
• Reports

... Help . Before you report a problem you should check if it has already been reported in the help desk's SAS archive . If you decide to report a problem, then you can do so via the Observation Report (OR) form. Shortly thereafter you will be contacted by the XMM-Newton help desk . ... In most cases you'll be asked to send the following information, so you may consider enclosing it right away in your report (not all items apply in all cases): . ... Information about the CCF in use . ...

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• XMM-Newton SAS Scientific Validation Data
• Errors
• XMM-Newton SAS V5.1 Scientific Validation Data

... S/ 1981 S 15 174000 S/ 1981 S 16 220000 S/ 1981 S 17 231000 S/ 1981 S 18 185000 S/ 1981 S 19 186000 S/ 1995 S 1 137450 S/ 1995 S 2 139700 S/ 1995 S 3 141050 S/ 1995 S 4 146450 S/ 1995 S 5 140060 S/ 1995 S 6 139910 S/ 1995 S 7 139440 The first two groups are derived from analysis of Voyager 2 data reported in IAUC 6162 ; the third group is from HST observations during the May 1995 ring ... S/1995 S 3 orbits just outside the F ring and is apparently a shepherd moon . ... New Moons ....

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• Discovery of the Sunspot Cycle
• Sun-aligned arcs [Oulu]

... 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: . ...

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... 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". ...

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• PROBLEMS OF THEORETICAL COSMOLOGY - UISS2000
• Astronomy and Space News from Russia

... ATNF Home . ... About ATNF overview . ... Australia Telescope Steering Committee . ... Australia Telescope User Committee . ... Astrophysics graduate student programs . ... Australian Square Kilometre Array Pathfinder . Murchison Radio-astronomy Observatory . ... Parkes radio telescope . Australia Telescope Compact Array . Mopra radio telescope . ... ATCA . ... Visiting Parkes radio telescope . Visiting Australia Telescope Compact Array . ... Parkes radio telescope webcam . ...

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• Unified Radio Catalog: results for Version 1.1
• Archive of VLBI Observations Majordomo List
• A Search for Bright Kuiper Belt Objects

... Timeline . ... 16H. Schwabe, 1843 . 16a. Schwabe paper . ... The weather throughout this year was so extremely favorable that I have been able to observe the Sun clearly on 312 days; however, I counted only 34 groups of sunspots.. From my earlier observations, which I have reported every year in this journal, it appears that there is a certain periodicity in the appearance of sunspots and this theory seems more and more probable from the results of this year.. ... Year . ... 149 . ... 1843 . ...

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• Virtual Reports
• Reports
• CURRENT ASPECTS OF REMOTE SENSING OF EARTH FROM SPACE