Сетевой Информационный Центр . Сетевой Информационный Центр ИКИ РАН: . занимается разработкой и представлением пользователям сети информационных ресурсов в области освоения космического пространства и смежных отраслях знаний; . ... Проект ИНТЕРБОЛ . ... Mars Polar Lander . ... Персонал Сетевого Информационного Центра ИКИ РАН. Список рассылки Сетевого Информационного Центра ИКИ РАН: nic@rssi.ru . ... О сети RSSI Политика История Топология Статистика Управление Услуги Пользователи Новости . ...
... Tonight's Sky . ... Moon . ... Observing . ... solar system . ... The double star 54 Leonis, spiral galaxy NGC 3198, and emission nebula NGC 3199 . ... The anatomy of an asteroid . By making precise measurements, astronomers have found that different parts of the asteroid Itokawa have different densities. ... Only registered members of Astronomy.com are allowed to comment on this article. ... Receive news, sky-event information, observing tips, and more from Astronomy's weekly email newsletter. ...
Fpack and Funpack User's Guide FITS Image Compression Utilities William Pence, NASA Goddard Space Flight Center, Greenbelt, MD 20771 Rob Seaman, National Optical Astronomy Observatory, Tucson, AZ 85719 Rick White, Space Telescope Science Institute, Baltimore, MD 21218 February 2011 1. ... Compression versus noise When losslessly compressing images, the amount of compression that can be achieved depends almost completely on one simple factor: the amount of the noise that is present in the pixel values. ...
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Ссылки http://www.astro.louisville.edu/software/sbig/archive/xmccd-4.1/xmccd-4.1e/libcfitsio/libcfitsio-3.310/fpackguide.pdf -- 534.2 Кб -- 04.05.2011 Похожие документы
Field centres for 6dF/FLAIR observations of the 6QZ survey. # 6dF fields have radius 2.844 deg. and were defined in the # J2000 system. FLAIR fields are square and are 5x5 deg # centred on UKST survey positions and defined in the B1950 # system. # 6dF : coordinates ( B1950 ) coordinates ( J2000 ) # Field hh mm ss.ss dd mm ss.s hh mm ss.ss dd mm ss.s sgp001 21 51 31.25 -30 11 45.4 21 54 25.40 -29 57 33.0 sgp002 22 10 08.35 -29 50 17.3 22 12 59.50 -29 35 25.0 sgp003 22 30 24.34 ...
... Printed in U.S.A. ( FACEON GALAXIES NGC 524 AND NGC 6340 : CHEMICALLY DECOUPLED NUCLEI AND INCLINED CIRCUMNUCLEAR DISKS O. K. SILоCHENKO1 Sternberg Astronomical Institute, Moscow, 119899 ... Moscow Branch ; olga=sai.msu.su Received 1999 September 1 ; accepted 2000 May 2 ABSTRACT The central regions of the earlytype disk galaxies NGC 524 and NGC ... 2, 2000 FACEON GALAXIES NGC 524 AND NGC 6340 743 emission line [N II] j6583, which is strong in the centers of NGC 524 and NGC...