... Indiana Jones is a registered trademark of Lucasfilm Ltd. ... There's the intrigue of the megaliths of Stonehenge, the ancient pyramids of Egypt, the earthen figures of Britain and Peru, and the bloody rituals of the Maya. ... To make sense of these great structures and sophisticated concepts, archaeologists and astronomers have pooled their talents. ... People could use these alignments to synchronize their calendars or track the exact path of a celestial object. ... Maya glyphs of Venus. ...

... October 9, 1997 . Hale-Bopp and the North American Nebula . ... Explanation: Comet Hale-Bopp 's recent encounter with the inner Solar System allowed many breath-taking pictures. Above, Comet Hale-Bopp was photographed on March 8th in the constellation of Cygnus . ... The North American Nebula is about 1500 light years away, much farther than the comet, which was about 8 light minutes away. ... About APOD > . ...

Next: Basic principles of Up: Time Series Analysis Previous: Time Series Analysis . In spite of enormous amounts of existing software and literature on time series analysis (TSA), only comparatively little work has been done concerning those time series which are most often encountered in astronomy, namely unevenly sampled series. Hence, our first reason for yet another TSA package is to provide tools to handle such series. ... A summary of the commands and their syntaxes is listed in Sect. ...

... Water Discovered in Moon Shadow . ... M83 is one of the closest spiral galaxies to our own Milky Way Galaxy and from a distance of 15 million light-years, appears to be relatively normal. M57: The Ring Nebula . ... Now known as M57 or NGC 6720, the gas cloud became popularly known as the Ring Nebula. ... NGC 2623: Galaxy Merger from Hubble . ... To help find out, astronomers imaged the nearby galaxy merger NGC 2623 in high resolution with the Hubble Space Telescope in 2007. ...

. To copy a file belonging to another user you must: . know the pathname of the file . have permission to copy the file . Examples . Did You Know? .

... 2011 June 5 . Another Nearby Supernova in the Whirlpool Galaxy . ... Explanation: One of the brightest supernovas in recent years has just been recorded in the nearby Whirlpool galaxy (M51). Surprisingly, a seemingly similar supernova was recorded in M51 during 2005, following yet another one that occurred in 1994. ... Pictured above are two images of M51 taken with a small telescope: one taken on May 30 that does not show the supernova, and one taken on June 2 which does. ... About APOD | ...

... R. E. Jackson . ... H.-M. Adorf . ... D. C. Wells . ... AstroWeb is a World Wide Web (WWW) interface to a collection of Internet accessible resources aimed at the astronomical community. ... The goal of AstroWeb is to be the most complete, up to date, and useful listing of Internet accessible astronomical resources available anywhere. ... Jackson, Wells, and Adorf noticed that they and others had created largely overlapping lists of Astronomical resources. ...

Общая Астрономическая Конференция > Товары для астрономов > Полезное для астрономии . Содержимое диска . ... Поиск . ... Just another astronomer . ... Меня интересует содержимое диска, прилагающегося к ней. ... Отправить личное сообщение для Just another astronomer . Найти еще сообщения от Just another astronomer . ... Евгений, вот содержимое компакт диска: . ... Созвездия (поиск и описание) .. Созвездия южного неба (поиск и описание) .. Осенние созвездия (поиск и описание) .. ...

... January 8, 2007 . ... SENTINEL CORRESPONDENT . Astronomers at UC Santa Cruz have discovered a surprisingly massive halo of bright, old stars around our galactic neighbor Andromeda, pushing the outer limits of the galaxy to 1.5 million light years, and teaching them how spiral galaxies behave. ... Younger stars may be remnants of a galaxy devoured, but older stars could have formed with the birth of the galaxy. ... http://www.santacruzsentinel.com/archive/2007/January/08/local/stories/03local.htm . ...

Please enter the lightcurve file name and period search parameters: . Lightcurve file: . ... Apply the Heliocentric correction and convert all dates to Terrestrial Time (TT)? ... Also, the Heliocentric correction cannot be applied to such lightcurves. ... This period search service is also available at the mirror sites: Mirror 1 , Mirror 2 , Mirror 3 , Mirror 4 . You may download the latest source code distribution and install the period search service at your own web server. ...

... omdetect (omdetect-5.14.2) [?? Meta Index / Home Page / Source Flagging Algorithms Since the object producing a read-out streak may lie outside the image, another algorithm is also used by omdetect. ... nMin = int( 0.6 (ny + 1)) where ny is the number of rows in the image (image height) . ... Loop through all the columns of the image . ... n4 = count(image(i0, :) image(i0 + 1, :) ) Count the number of pixels along column i0 that have a greater value than their neighbour in column i0 + 1 . ...

... Henry Draper, a doctor by trade, was a prominent American amateur scientist and an early pioneer of astronomical photography. ... Aside from the star catalog bearing his name, Henry Draper is best known for obtaining the first photograph of an astronomical nebula, recording the Great Nebula of Orion on the night of September 30, 1880. ... Draper, Henry", by Charles A. Whitney, 1971, in the Dictionary of Scientific Biography , ed. Charles Coulston Gillispie (New York: Scribner), v. 4, p. 178 . ...