Fred Ewalt image: . I revisted my series of 5 raw images on SN1999gp. The attached UGC 1993 field image is the summation of five co-aligned and added one minute raw exposures (vice averaged, which was used for the processed image I submitted yesterday). ... The probable Foreground Star, SN1999gp and the Nucleus of UGC 1993 are all apparent in this field image. The second "Inset - A image", I blew up and normalized to the same pixel count as the field image. ... Back to 1999gp . ...

... Ciel Espace, le magazine qui vous guide toujours plus loin . ... des actualit–їs . ... les plus belles images de l'Univers d–їcrypt–їes pour vous . ... Accueil Suivez en direct le lancement de Maven . ... Suivez son lancement en direct sur le site de Ciel et Espace. ... Compte tenu des conditions atmosph–їriques, les chances que le lancement ait lieu aujourd'hui sont de 60% . ... 19/12/2013 - Le lancement de Gaia en direct ! ... 08/08/2013 - Les Nuits des –їtoiles 2013 : cвАЩest parti ! ...

... разработка теории и методов расчета лучевых дифференциалов первого, второго и третьего порядков в градиентных оптических системах; . ... разработка методов расчета геометрических аберраций второго и третьего порядка осесимметричных оптических систем, содержащих асферические поверхности и градиентные среды типа "псевдоаксикон"; . ... получены формулы для расчета смещения изображения и геометрических аберраций второго порядка в градиентных оптических системах с малыми нарушениями осевой симметрии; . ...

... Our Galaxy . ... Universe . ... One of the Hubble Space TelescopeтАЩs goals was to accurately observe Cepheids in the most distant galaxies known (we knew they were far away, the problem was saying just how far). ... This work is becoming ever more refined; in January this year astronomers revealed that they had identified the farthest galaxy yet seen in a Hubble image. ... Thanks to the Hubble Space TelescopeтАЩs superb observations we can say that the universe is 13.75 billion years old. ...

... click image to view discuss) . 30 sec exp. 6" f9 eyepiece proj Canon digital Rebel . ... Submitted by Peter Bealo on 10/29/2007 03:34:15 . ... 15 sec . No processing, same setup as 30 sec image, full image . ... 30 sec unprocessed . Same setup as other images. ... Copyright (c) Amateur Telescope Makers of Boston, Inc. ...

... Фотогалерея | ... М." Наука ", 1980. ... М. " Наука ", 1978. ... М. " МИР ", 1990. ... М." Мир ", 1990. ... М." Наука ", 1997. ... М." Наука ", 1992. ... М. " Наука ", 1979. ... Д.Д.Максутов. Астрономическая оптика ". 2-е изд. ... Телескоп астронома-любителя ". 3-е изд. М." Наука ", 1975. ... М." Наука ", 1988. ... Телескопы для любителей астрономии ". 1-е изд. М." Наука ", 1982. ... М." Наука ", 1990. ... Справочник любителя астрономии. ...

... VaST is a software tool for finding variable objects on a series of astronomical images. ... VaST performs object detection and aperture photometry using SExtractor on each image, cross-matches lists of detected stars, performs magnitude calibration with respect to the first (reference) image and constructs a lightcurve for each object. ... VaST FITS image viewer ./pgfv . ... Part I" PZP, vol. ... K. V. Sokolovsky, S. A. Korotkiy; "New Variable Stars Discovered by the NMW Survey" PZP, vol. ...