... ATNF Home . ... About ATNF overview . ... Australia Telescope Steering Committee . ... Astrophysics graduate student programs . ... Australian Square Kilometre Array Pathfinder . Murchison Radio-astronomy Observatory . ... Parkes radio telescope . Australia Telescope Compact Array . Mopra radio telescope . ... Visiting Parkes radio telescope . Visiting Australia Telescope Compact Array . ... Parkes radio telescope webcam . ... Hipparcos Observations of Hydrogen-deficient Carbon Stars . ...

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• Acknowledgements
• Discussion
• Binary Variable Star Links

... PP diagnostics report for 7389 Generated on Tue May 13 11:25:28 EDT 1997 ** Preprocessor version: 7.1.1c ** Warnings -------- Target 1 - The epoch year should be before today's year {1997.53}. Exceptions: Hipparcos and PPM catalogs.} Target 10 - The epoch year should be before today's year {1997.53}. ...

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• http://www.stsci.edu/stsci/meetings/planets/abs/prog25.html
• Equinox for Coordinates [Equinox]
• New observations of 53 Persei

XEphem Forum Message . Forums: . ... Post . ... Re: Re: Re: Xephem Catalogs . ... I'm wondering if the discrepancy with the Hipparcos catalog positions is related to precession correction not being applied to the Hipparcos objects? ... www.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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• Re: Re: Re: Re: Xephem Catalogs - an Astronomy Net XEphem Forum Message

... Paper by Bessell on Hipparcos and Tycho Passbands . ... Paper by Sung and Bessell on 40inch CCD UBVRI extinction and standard transformations. ... Paper by Bessell on Standard Systems for Encylopedia of Astronomy and Astrophysics . ... Corrected fluxes for Hamuy et al. standard stars. ... Contact: Prof. Michael S. Bessell Research School of Astronomy and Astrophysics Mount Stromlo Observatory Cotter Rd, ACT 2611 Australia telephone: +61 2 6125 0268, fax: +61 2 6125 0233 email: bessell@mso.anu.edu.au...

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• Index of /~bessell/FTP

... Table of Contents -- Index -- PS reprint -- PDF reprint . ... The recently reshaped VizieR system, a unified query interface to an increasing number of catalogs (presently ), is presented. ... Besides the adoption of this new protocol, the most visible changes in this new version of VizieR are an easy access to notes, and possibilities of navigation between the tables of a catalog. ... There are presently rows in this table, i.e. an average of tables per catalog. ...

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• Remote Access to the Tycho Catalogue and the Tycho Photometric Annex
• Footnotes
• Information Mining in Astronomical Literature with Tetralogie

... Tonight's Sky . ... Star Atlas . ... stars . ... Sky Guide . ... Hubble pins down age of oldest known star . ... A team of astronomers using NASAт??s Hubble Space Telescope has taken an important step closer to finding the birth certificate of a star thatт??s been around for a long time. т??We have found that this is the oldest known star with a well-determined age,т?? said Howard Bond of Pennsylvania State University in University Park and the Space Telescope Science Institute in Baltimore,...

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• The distance to a stellar youngster | Astronomy.com
• June 2004 astro bytes | Astronomy.com
• November 2004 astro bytes | Astronomy.com

... The package includes a new ``hybrid'' symplectic integrator capable of handling close encounters, described at the conference: The Impact of Modern Dynamics in Astronomy , Namur, Belgium (Chambers 1998). ... NRC Research Associate, NASA/Ames Research Center , Moffett Field CA, USA, planetary accretion, formation of the asteroid belt and extra-solar planets. ... G.Laughlin and J.E.Chambers (2002) Astronomical Journal, , in press. ... American Astron. ... Home page of planet hunters Marcy and Butler ....

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• Press Release - Asteroid Occultation

... Home Articles Observing Resources for Amateur Astronomers ? Part 1: Beginning Observers Observing Resources for Amateur Astronomers ? Part 3: Advanced Observers . ... Observing Resources for Amateur Astronomers - Part 1: Beginning Observers . Observing Resources for Amateur Astronomers - Part 2: Intermediate Observers . Observing Resources for Amateur Astronomers - Part 3: Advanced Observers . Observing Resources for Amateur Astronomers - Part 4: Magazines and Miscellany . ...

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... NASA Sun Earth Connection Education Forum . ... Venus Transit 2004 . ... This was made possible by Johannes Kepler's understanding of the orbital behavior of celestial objects (his now famous three laws of planetary motion), careful inspection of Kepler's predictions by an English astronomer - Jeremiah Horrocks , the wisdom of Edmond Halley who not only discovered a comet but developed the first detailed plan for calculating the AU from transits of the sun, and a concept called "parallax"; . ...

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... Located in the constellation of Cygnus the swan and one point of the summer triangle asterism, this star is located around 1550 light years away from Earth. ... The supernova occurred 10 billion light years away, at the time when the Universe was still young. ... Hi Zeeshan, Its difficult to determine which exact single star is the most farthest in the Universe, but astronomers using the Hubble and Spitz Telescopes have discovered galaxy MACS0647-JD, which they reckon is 13.3 billion light years...

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This page is devoted to information on Supernova 1998S in NGC 3877 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 Supernova links web page. On this page you will find a list of images of Supernova 1998S in NGC 3877 . ... VSnet now has a SN1998S web page with observations and light curve. Perpignan Observatoire 's 1998S web page . ...

198. TCC Commands

199. ESA Hubble Information Centre

200. http://xmm.vilspa.esa.es/docs/documents/CAL-TN-0193-1-0.pdf