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1. APOD: 2014 October 15 - Mysterious Changing feature on Titan
... Each day a different image or photograph of our fascinating universe is featured, along with a brief explanation written by a professional astronomer. 2014 October 15 . Mysterious Changing feature on Titan . Image Credit: Cassini Radar Mapper , Cornell , JPL , ESA , NASA . Explanation: What is that changing object in a cold hydrocarbon sea of Titan? ... Subsequent observations in 2014 found the object remained -- but had changed! ... About APOD | ... A service of: ASD at NASA / GSFC . ...
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Ссылки http://www.sai.msu.su/apod/ap141015.html -- 5.5 Кб -- 10.04.2016
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2. Mysterious Changing feature on Titan
... Mysterious Changing feature on Titan . ... 15.10.2014 . ... Credit Copyright: Cassini Radar Mapper , ASU , JPL , ESA , NASA Explanation: What is that changing object in a cold hydrocarbon sea of Titan? Radar images from the robotic Cassini spacecraft orbiting Saturn have been recording the surface of the cloud-engulfed moon Titan for years. ... Subsequent observations in 2014 found the object remained -- but had changed! ... Publications with keywords: Titan . Publications with words: Titan . ...
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Ссылки http://www.astronet.ru/db/xware/msg/1323339 -- 15.1 Кб -- 16.10.2014
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3. Proxima Centauri is a red dwarf star, so would it appear red from the surface
... Star Atlas . ... stars . ... Globular cluster NGC 2808, elliptical galaxy NGC 2986, and the Sextans Dwarf . ... Proxima Centauri is a red dwarf star, so would it appear red from the surface of an Earth-like planet in that star's habitable zone? ... Astronomers haven t found planets around our Sun s nearest neighbor, the red dwarf Proxima Centauri. ... Most exoplanets orbit red dwarfs the most common and longest-lived type of star. ... Get instant access to subscriber content on Astronomy.com! ...
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Ссылки http://www.astronomy.com/magazine/ask-astro/2015/05/the-suns-red-neighbor -- 64.1 Кб -- 10.04.2016
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4. Archive of VLBI Observations Majordomo List
ATNF Home . About ATNF . ... About ATNF overview . ... Governance overview . Australia Telescope Steering Committee . ... Australia Telescope User Committee . ... Our people overview . ... Staff list | Student list | ... Parkes radio telescope . ... Australia Telescope Online Archive (ATOA) . ... Parkes | ... VLBI . ... CSIRO ATNF Data Archives . ... Visiting Parkes radio telescope . ... Parkes radio telescope webcam . ... This message : [ Message body ] [ More options ( top , bottom ) ] . ...
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Ссылки http://www.atnf.csiro.au/lists/vlbiobs/2015/07/1664.html -- 32.2 Кб -- 10.04.2016
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5. The Ever-changing Circumstellar Nebula around UW Centauri
We present new images of the reflection nebula surrounding the R Coronae Borealis Star, UW Centauri. ... Instead, the morphology of the nebula appears to change as different parts are illuminated by light from the central star that is modulated by shifting thick dust clouds near its surface. ... In this way, the central star acts like a lighthouse shining through holes in the dust clouds and lighting up different portions of the nebula. ... ADS Citation Query . citations = 21 . ...
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Ссылки http://www.stsci.edu/~kgordon/papers/1999ApJ...517L.143C.html -- 4.1 Кб -- 21.01.2016
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6. http://xmm.vilspa.esa.es/docs/documents/CAL-SRN-0174-1-0.ps.gz
XMM-Newton CCF Release Note XMM-CCF-REL-174 pn telescope e ective area modi cation M. Kirsch June 9, 2004 1 CCF components Name of CCF VALDATE List of Blocks changed CAL VERSION XSCS ag XRT3 XAREAEF 0009 2000-01-13T00:00:00 ONAXISXAREAEF 3.169 NO 2 Changes XMM EPIC-pn observations with very high statistic show residuals at the Silicon edge around 1.8 keV and gold edge around 2.2 keV (see Figure 1). The gold edge feature can be explained by not perfect calibration of the telescope e ective area. ...
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Ссылки http://xmm.vilspa.esa.es/docs/documents/CAL-SRN-0174-1-0.ps.gz -- 154.5 Кб -- 09.06.2004
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7. ASP: Guest Observer
home publications > mercury . ... Astronomy Beat . ... Nearly four centuries ago, Galileo's simple observations of Earth's planetary sibling, Venus, buoyed the proponents of a Copernican universe. ... The Italian astronomer had settled into a new house in Florence and had begun to observe Venus, which in November 1610 would have appeared as an evening star, bright in the western sky after dusk. ... From these two observations, Galileo inferred that Venus must orbit closer to the Sun than does Earth. ...
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Ссылки http://www.astrosociety.org/pubs/mercury/9601/venus.html -- 22.8 Кб -- 20.04.2012
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8. The AstroStat Slog Blog Archive Change Point Problem
... Archives . ... X-ray summer school is on going. ... Recently I went to JSM 2007 and tried to attend talks about (bayesian) change point problems, which frequently appears in time series models, often found in economics. ... Tags: ARCH , Bayesian Block , challenges , change point problem , GARCH , light curves , summer school , X-ray . ... I received another type of changing point problem, defining a peak precisely, from a x-ray school student, who tried bayesian block but said it didn?t work. ...
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Ссылки http://hea-www.harvard.edu/AstroStat/slog/groundtruth.info/AstroStat/slog/2007/change-point-problem/index.html -- 24.5 Кб -- 01.03.2014
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