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 . ...

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• Supernova 2009js in NGC 918

... Globular cluster NGC 2808, elliptical galaxy NGC 2986, and the Sextans Dwarf . ... Astronomers recently discovered brown dwarfs of only a few hundred degrees fahrenheit, which seems about the same temperature as some planets. So what is the difference between a brown dwarf and a planet? ... RELATED TOPICS: BROWN DWARFS . This is an excellent question, and it s one that even astronomers have a hard time agreeing on. ... Get instant access to subscriber content on Astronomy.com! ... Discover | ...

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• Astronomers recently discovered that Scholz's star passed close to the Sun
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... By means of deep optical images obtained at the Special Astrophysical Observatory 6-m telescope it was discovered that some Seyfert galaxies that were earlier considered to be non-interacting objects displayed signatures of elongated tidal envelopes belonging to satellite debris. ... Our results suggest that statistic studies based on popular imaging surveys (for example SDSS) can lead to an underestimation of the fraction of minor mergers among galaxies with active nuclei (AGN). ...

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Galaxies are diffuse objects which are imaged against a background of finite brightness and noise. Galaxies which have the maximum contrast with respect to this background are the ones that are first discovered. ... These galaxies have been missed to date but active surveys for them are underway. ... In this page we present several examples of these newly discovered Low Surface Brightness galaxies as well as examples of high surface brightness galaxies. ...

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... A prominent politician was recently walking past a block of apartments in Civic when they were narrowly missed by a falling flower pot. ... Nobody saw who dropped the flowerpot, or where it came from. ... The impact of the flowerpot was, however, caught on a security camera. ... The flowerpot is clearly visible in two consecutive frames from the security camera. ... In the first frame, you estimate that the pot is 1.2 m 2cm above the pavement, while in the second frame the height is 16 2cm. ...

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• Worked Example 02
• Worked Example 04

... Archives . ... Anyway, while poking around the myriad lectures, courses, and talks that are now online, I came across a popular Physics lecture series at UMichigan which listed a talk by one of my favorite speakers, Owen Gingerich . ... Owen says about 39 1/2 minutes into the lecture: . ... Tags: astrostatistics , curve fitting , Earth , ellipses , epicycles , Galileo , history , inference , iTunesU , Kepler , Mars , Owen Gingerich , planetary motion , Ptolemy , Quotes . ... Chandra Blog . ...

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... The Frothy Milky Way . ... The dust between stars in our galaxy appears.. ... Polaris: The North Star . ... Based on recent results, this artist's vision of the double star Phi Persei, 720 light years away, shows a bright, rapidly rotating massive star surrounded by a disk of gas. ... New Stars In 30 Doradus . ... Massive Stars Of 30 Doradus . ... This gorgeous visible-light Hubble Space Telescope image shows a young cluster of massive stars at the center of the 30 Doradus Nebula. ...

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EURO­ASIAN ASTRONOMICAL SOCIETY R o u n d G r o u p lang lang uage uage Obs XX XX International Astronomy Olympiad , , 15 ­ 23. X. 2015 Kazan, Tatarstan, Russia English Code of participant Draw number . ... 10.1. ... Recently, astronomers have discovered a new open cluster. ... Draw configuration of the «stars». Answer 10.2. ... One of astronomers recognized familiar constellation in the outlines of the cluster. Write the standard threeletter designation of that constellation. ...

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• Comet Observation Home Page (Chernogolovka)

G1.9+0.3 has been recently identified as the youngest known Galactic supernova remnant, about 150 years old at most. ... The Youngest Galactic Supernova Remnant: G1.9+0.3 . ... X-ray spectral variations in the youngest Galactic Supernova Remnant G1.9+0.3 . ... Radioactive Scandium in the Youngest Galactic Supernova Remnant G1.9+0.3 . ... Expansion of the Youngest Galactic Supernova Remnant G1.9+0.3 . ... Supernova Ejecta in the Youngest Galactic Supernova Remnant G1.9+0.3 . ...

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... Unfortunately, a bug in emproc was recently discovered, whereby hkgtigen is called with the option: instrument=epn . ... The only workaround is to calculate off-line the housekeeping GTI (file, e.g. , gti.ds ), and applying it to emproc with the option withgtiset=yes and gtiset=gti.ds , simultaneously disabilitating the call to hkgtigen in emproc , through the option runhkgtigen=no . ... Pages maintained by SAS librarian . Any question about SAS should be addressed to the XMM-Newton help desk . ...

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• Examples
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... Star Clusters . ... Stars@ESO . ... By discovering the first double star where a pulsating Cepheid variable and another star pass in front of one another, an international team of astronomers has solved a decades-old mystery. ... This embarrassing discrepancy has been known since the 1960s. To resolve this mystery, astronomers needed to find a double star containing a Cepheid where the orbit happened to be seen edge-on from Earth. ... It contains a Cepheid variable star pulsating every 3.8 days. ...

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Several tiny moons have been discovered recently, most from ground based imagery! With these discoveries, Uranus joins the jovian planets in having a number of small moons in irregular orbits. ... Two new moons of Uranus , provisionally known as Uranus XVI (S/1997 U 1) and Uranus XVII (S/1997 U 2), have been discovered. ... Caliban was discovered by Brett Gladman , Phil Nicholson, Joseph Burns, and JJ Kavelaars using the 200 inch Hale telescope ; the first images were taken 1997 Sept 6 and 7. ...

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... Our Galaxy . ... Stars . ... Space Flight . ... NGC 2841: a spiral galaxy some 46 million light years away. ... It is especially hard to explain this process of star birth in some spiral galaxies. ... Targets include both star clusters and galaxies, and star formation rates seen range from the starburst galaxy M82 (the Cigar Galaxy) which is creating about ten new stars in its core alone every year to the much less fecund star producer NGC 2841. ... Tweets that mention Baby stars of NGC 2841 | ...

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Dr John Butler making adjustments to the recently restored . Calver 18-inch telescope at the Armagh Observatory. The International Astronomical Union's Minor Planet Center recently named an asteroid after Armagh astronomer, Dr John Butler. ... Christopher John Butler (b. 1940) has worked on cool stars, the effects of solar variability on climate, and preserving Armagh Observatory's scientific heritage for future generations. ... John Butler was born in Cambridgeshire. ...

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• Armagh Observatory Preprint No. 305
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... 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 . ...

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• Vladimir Mikhaylovich Lipunov
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... Proposal Type: General Category: Observation Category: Total Time Requested: Minimum Useful Time: Prop osal Title: ABSTRACT: Regular Pulsars FRB 16 Hours ALFA monitoring observations of FRB130628 Recent Arecibo observations of FRB121102 have discovered that it repeats and opened the question of whether all FRBs can be observed to repeat given sufficient sensitivity and observing time. Repeat bursts are a powerful clue because they rule out cataclysmic progenitor models. ...

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• http://www.naic.edu/vscience/schedule/tpfiles/NolantagR2297tp.pdf
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... Data . ... Science Blog . ... WFPC2 Home . ... Instrument . ... Calibration . ... Data Analysis . Data Analysis Home . ... CTE . ... Polarization Calibration Update . ... Instrument Science Report: "WFPC2 Polarization Calibration" (WFPC2 ISR 97-11) . ... An instrument science report ("WFPC2 Polarization Calibration," WFPC2 ISR 97-11) has been released which details the current state of the WFPC2 polarization calibration. ... Instrument Science Report WFPC2 97-11: "WFPC2 Polarization Calibration" . ...

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• Ultraviolet through Far-Infrared Spatially Resolved Analysis of the Recent Star
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... We considered our current level of technology compared to that of an average alien civilization. Regardless of any modest value of L chosen?500 years, 5000 years, or longer?their level of technology is vastly advanced compared to ours. Thus, most science fiction gets it right by having advanced alien technology, but gets it wrong by not making them sufficiently advanced. ... What would alien civilizations at a distance of 100 or 1000 lightyears know of us (hypothetically)? ... Education . ...

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• ASP: The Biggest Bang of Them All
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. Album : asv-album :: Travels to distant places and countries :: 1998/06 Nauchny, Katsively (Crimea, Ukraine) :: В Научном . Up . << Prev . On the Observatory park alleys. After recent rains, everything is emerald green . Next >> . Photo album generated by album generator a tool by Dave Madison on Tue Jun 23 14:46:46 2015 .

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• Bugs found so far in XFree86/OS2 3.3.3
• Bugs found so far in XFree86/OS2 3.3.1
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To compare two versions of the same SCCS file: /usr/sccs/sccsdiff -r1.3 -r1.5 s.foo.c SCCS/s.foo.c: 1.3 vs. 1.5 21c21 < static char exname[] = "Template Xternals"; --- > static char exname[] = "Template XTernals"; . This displays a line by line difference between versions 1.3 and 1.5 of the SCCS file s.foo.c which is in the current directory. ... To compare two versions of two or more SCCS files: /usr/sccs/sccsdiff -r1.2 -r1.3 s.part[1-3].c . ...

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• Example of comparing directories with the diff command
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• Comparing files under SCCS control