... Le cartine la rappresentano divisa in due parti, ognuna centrata nel punto cardinale indicato al centro del disegno in basso. ... Nel disegno sono presenti, sullo sfondo, talvolta il reticolato delle coordinate alto-azimutali , con i cerchi di altezza di 20? in 20? e quelli di azimut di 30? in 30?, talvolta il reticolato delle coordinate equatoriali con i cerchi di declinazione di 20? in 20? e quelli di angolo orario di 2 ore in due ore. ...

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Revolution: 0225 . POS_0225_010301_600_00_0001.XMM . ... 2001-03-01 | ... PSF version: 0225_03 . ... Slew: 5731 secs . ... Obs_dur: 1840 secs . ... Slew: 916 secs . ... Obs_dur: 5870 secs . ... 004: 5806 sec . ... 005: 5806 sec . ... 006: 5324 sec . ... 007: 5324 sec . ... 003: 3563 sec . ... Obs_dur: 17267 secs . ... 400: 262 sec . ... 13:12:03 ... exp continues . ... 004: 16956 sec . ... 005: 16956 sec . ... Image . 006: 1256 sec . ... 401: 1320 sec . ... 003: 14713 sec . ... 402: 1320 sec . ...

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• XMM POS Summary for rev: 0224
• XMM POS Summary for rev: 2613
• XMM POS Summary for rev: 0304

... AstroStatistics and High Energy Astrophysics [.pdf] . ... 04.02] Aldcroft, T.L., Green, P., Kashyap, V., Kim, D., & Connelly, J., Robust Source Detection Limits for Chandra Observations . ... This is particularly useful for multiwavelength analysis of X-ray non-detections at the position of prior sources, for instance known optically-selected AGN from the SDSS that are covered in the ChaMP survey. ... We have verified this algorithm using the 2 Msec Chandra Deep Field South data. ...

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... Introduction: The Four Big Questions that JWST will address in Galaxy Assembly The James Webb Space Telescope (JWST; Gardner et al. 2006) will be a large, cold, infraredoptimized space telescope designed to enable fundamental breakthroughs in our understanding of the formation and evolution of galaxies, stars, and planetary systems (see Astro 2010 white papers by Gardner et al., ... In the current white paper, we describe the great potential of JWST in the theme of Galaxy Assembly. ... 2004). ...

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• NICMOS STScI Analysis Newsletter 24

... GSAOI Home . ... Science . ... For example, among the Milky Way's dE companions we see systems with dominant old populations, systems with minor intermediate-age (age ~ 2 to 10 Gyr) components, and systems where the intermediate-age component dominates the old stars. ... This variety of star formation histories is not restricted to the Galaxy's companions. ... To make progress in understanding the processes that govern dwarf galaxy evolution, we need to study systems beyond the Local Group. ...

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TABLE: The Constellations . ... The Hunting Dogs . ... But the stars that make up Orion lie at very different distances from the Sun. ... String . ... Tape or glue the string to the top of the cardboard so that the "star" will not move. ... Name of Star . ... Other Constellation Activities Given a star chart without constellation figures marked on it (whether real star charts or made-up star patterns), students can invent their own constellations, looking for patterns in the stars that appeal to them. ...

168. http://www.naic.edu/~gibson/starnames/starnames.lst

169. http://www.aaa.org/EyepieceFiles/aaa/2007_08_August_Eyepiece.pdf

170. http://www.wro.org/neumann/RNGC_List_by_Constellation_RA.pdf