On Thursday, 1998 February 26, a total eclipse of the Sun was visible from within a narrow corridor traversing the Western Hemisphere. The totality path (or path of the Moon's umbral shadow) began in the Pacific, continued through northern South America and the Caribbean Sea, and ended at sunset off the Atlantic coast of Africa. ... Some of the best placed sites along the totality path were in Venezuela. ... Exposure time was 1/2 second. At this location totality lasted 3min 36sec. ...
Example 2: Figure 8 (90 Kbytes) shows an image of M31. While this is not a particularly spectacular image of M31 it is nevertheless unique as it was taken in a suburban backyard using a Lynxx CCD camera. The exposure is unfiltered. ... The image scale in this system is 41 arcseconds per pixel which yields a total field size of 2.2 x 1.9 square degrees. At this pixel resolution M32 blends into the light of M31, although NGC 205 (marked with a red arrow) is plainly visible. ... Page 6 . ...
... Breaking News | Hubble asteroid images help prepare ... http://www.spaceflightnow.com/news/n0706/20hubbledawn/ Spaceflight Now + Subscribe to Spaceflight Now Plus for access to our extensive video collections! ... Video archive Complex 36 demolition Hubble asteroid images help prepare for spacecraft visit NASA NEWS RELEASE Posted: June 20, 2007 These Hubble Space Telescope images of Vesta and Ceres show two of the most massive asteroids in the asteroid belt, a region between Mars and Jupiter. ...
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Ссылки http://www.stsci.edu/~mutchler/documents/Ceres_Vesta_Spaceflight.pdf -- 203.2 Кб -- 05.07.2007 Похожие документы
... Role of the Facility The Mt Pleasant and Ceduna antennas play an important role in the Australian Long Baseline Array, a national facility operated jointly by the Australia Telescope National Facility and the University of Tasmania. ... When not participating in VLBI observations the telescopes are in constant use for staff and student research projects and as a teaching facility for undergraduate students. ... It is envisioned that the wide-field optical telescope will be used in transit mode. ...
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Ссылки http://www.atnf.csiro.au/nca/University%20Infrastructure.pdf -- 401.5 Кб -- 20.09.2005 Похожие документы