... Discussion of Declination Drive Design . ... It is held in my personal stock of parts to replace a drive that might go out of service for some reason on one of the two LX200 telescopes that I am responsible for keeping in good repair.  ... The photocells detect light from a pair of small lights through the encoder mask and encoder wheel encased in the gear box housing. ... In one case of declination drive runaway, the cause was breaking of one of the leads to one of the photocells.  ... All fixed!! ...

The Origin and Evolution of the Universe" edited by Zuckerman and Malkan. ... Afterglow of Creation" by Marcus Chown. ... A book with beautiful pictures and a good non-technical introduction to cosmology. ... I haven't read "The Runaway Universe : The Race to Discover the Future of the Cosmos" by the same author, but it covers the accelerating expansion seen in the recent supernova data. ... Ripples in the Cosmos" by Michael Rowan-Robinson. ... Astronomy: The Evolving Universe" , Michael Zeilik. ...

... ARTICLE: Ein aussergewЖhnlicher Abend mit John Dobson in Saarlouis . ... John L. Dobson, der Erfinder des weltbekannten Dobsonteleskops und BegrЭnder der „Sidewalk Astronomers“ zu Beginn der 60er Jahre in San Francisco Эberraschte sein Publikum am vergangenen 14.September 2006 bei einem Vortrag in Saarlouis mit seinem direkten und unverblЭmten Stil. ... Hierzu braucht man Oeffnung, was Anfang der 60er Jahre im Amateurbereich fehlte. ... Ein aussergewЖhnlicher Abend mit John Dobson in Saarlouis . ...

... Public . Science . User Portal . ... Science Users Information Publications The Messenger jump to navigation jump to content . ... All Messenger articles must have some connection to ESO. ... Messenger articles are normally not refereed, although the editor may in some cases solicit the advice of other ESO astronomers before finally accepting an article. ... Articles, including figures, tables, etc. should not normally exceed four Messenger pages in total (see below for conversion factors). ...

... 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. ...

An article on the base of oral presentation “Design and Implementation of the Teen-Age Message” at the 1 st International Workshop “THE ART AND SCIENCE OF INTERSTELLAR MESSAGE COMPOSITION”, March 18, 2002, Paris , France , http://publish.seti.org/art_science . ... A radio signal with constant frequency and so, with zero initial information content, uses the "language of nature" to report to Them some useful astrophysical data about the interstellar medium. ... Continuous Function . ...

Supernova 2008ha in UGC 12682 . This page is devoted to information on Supernova 2008ha in UGC 12682 . 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. ... This is a pecular type Ia supernova. ... The story of SN 2008ha from Roger Moore. ... Wikipedia article . ... 2008/11/07.17 . ... Pepe Manteca . ...

The Astronomical Journal welcomes new submissions at IOP Publishing . ... From: Andrew Wray < andrew.wray@iop.org > . ... On behalf of the IOP-AAS Project Team, I am delighted to announce that IOP Publishing is now processing all new submissions to the AJ. Submitting a new article . To submit a new article to the journal, go to http://authors.iop.org/aj , where you will find our beta version of the new AJ web submission site. ... Refereeing an article . ... IOP Publishing . ...

... Robert L. Stewart (Brigadier General, USA, Ret.) ... SPECIAL HONORS: Awarded Army Distinguished Service Medal , Defense Superior Service Medal , 2 Legion of Merit, 4 Distinguished Flying Crossed, a Bronze Star, a Meritorious Service Medal , 33 Air Medals, the Army Commendation Medal with Oak Leaf Cluster and V Device, 2 Purple Hearts, the National Defense Service Medal , the Armed Forces Expeditionary Recipient of NASA Space Flight Medal (1984 & 1985). ...

... The ewavelet tasks detects sources using wavelet transforms. ... Figure: Solid line: The mexican hat wavelet function. Dashed line: a gaussian function with the same parameter . ... Since the image is convolved with the MH function the MH acts like a sort of sliding cell: the positive part being the source cell and the negative part being background area. From this it is clear that the wavelet scale should be smaller than the image itself in order to get a well defined image convolution. ...

Astrology . Skepticism . ... Skeptics Newsgroup . ... Russian . ... Are you sure all these things even exist ? ... We need proof and evidence. ... Well, articles on this website are not proofs that paranormal and supernatural phenomena don't exist: their aim is simply to encourage skepticism. ... So welcome to the Russian Skeptics Club . ... But some articles are already translated into English. ... Right now there is one article about Skepticism and two articles about Astrology. ...