Ok next step is a small sequence of watching the asteroid fly past us, we start out falling towards the planet earth at ~16.5 kilometres per second looking at the asteroid falling towards the earth at 17.5kilometres per second. ... The Earth is a sphere with a suitable targa image of the continent mapped onto it, a layer of clouds are also added 5km is probably too high to be totally realistic but I wanted to have some clouds catching illumination where the land was below the horizon. ...

... Current APO Weather . ... Search Site . ... Information for New Users . ... Technical Staff pages . Night Logs and Mailing Lists (maintained by APO) . ... Technical Documents and Database Search . ... Observer's Documentation and Procedures . ... Problem Reporting and APO Technical Documents Database Search . ... APO Drawing/Document Management Procedures . ... APO Technical Documents Database Search . Home Astrophysical Research Consortium . ... Mail Lists (maintained by APO) . ...

... Bad Astronomy . ... Bad Astronomy : The Moon appears larger on the horizon than overhead because you are comparing it to foreground objects. Good astronomy : The Moon does appear larger on the horizon, but it is because of the way we perceive the sky. ... The most common misconception is that it is because you are unconsciously comparing the Moon to foreground objects like trees and houses, or even the horizon itself, and that makes the Moon look bigger than when it is all alone in the sky. ...

Next: Signal-to-Noise Ratio Up: Restoration of FOC Imaging Previous: Pattern Noise . The appearance of the HST aberrated PSF is, by now, so familiar to everyone that I see no point in depressing people with more pictures of it. ... The second effect related to edge proximity, and already mentioned, is geometric correction. ... The effect of this variation in the secondary mirror despace on the HST point spread function is that it produces a radial movement in the structures in the halo. ...

... The Earth's orbit is not a perfect, sun-centered circle. At aphelion, the most distant point in Earth's orbit, the Sun is 150 million kilometers away and at perihelion, the closest point, Earth approaches the Sun to within about 147 million kilometers. ... Venus Once Molten Surface . ... This computer reconstruction of the surface of Venus was created from data from the Magellan spacecraft. Magellan orbited Venus and used radar to map our neighboring planet's surface between 1990 and 1994. ...

... One of the more amusing ones is the mysterious ability to balance eggs on end at the Vernal Equinox (curiously, no such claims are made at the Autumnal Equinox). ... Every year, without fail, some TV station broadcasts a news segment showing local school children standing eggs on end on the first day of spring. ... If you can stand an egg on its end on the Spring Equinox, surely you can on the Autumnal Equinox as well! ... At any day of the year, grab a carton of eggs and try to stand each one. ...

... system performance with all of the data combined (old, new horns, all sources) (.ps) ( .pdf ) . compare the gain and beam width of the horns (.ps) ( .pdf ) . ... compare the focus curves for the two horns (.ps) ( .pdf ) . ... Repeated 04may06 but no cal fired. 10may06 focus curve sbn Tx (new horn) with B2251+158. ... Focus curves were done using the old sbn tx horn (28apr06) and with the new sbtx horn (10may06) . ... Top : Platform focus height for the old horn (red) and the new horn (black). ...

... Classes . ... Classes and global functions for general use. ... Binary search a sorted, linear, data structure. ... casa::Copy_global_functions_throw . ... Internal Utilities_module classes and functions. ... This module is a bag of unrelated mini-modules, classes and global functions. ... A signature for comparison functions is defined (required for comparison functions used in the Sort class), and one such function is provided. objcopy/objmove/objset copies objects from one place to another. ...

... NB The next 2 columns will only be present if the parameter usecat has been set to true . ... Source parameters such as count-rates, magnitudes and semi-major axes, are given in sub-tables-eg the column CORR_RATE is actually a vector column containing the values for each filter. ... QUALITY FLAGS Each source has an associated ``quality flag''. ... 0 1 Source lies above one or more bad pixels . ... QFLAG The quality flag for each source in each filter obtained from the input source-lists. ...

... Hidden Hollow 2008 . ... Prizes . ... door prizes! ... May 2 - 4, 2008 . ... The Hidden Hollow weekend Star Party at Warren Rupp Observatory . ... As always, we raffle our door prizes by allowing you to purchase tickets for only the items you select. ... Your door prize raffle ticket purchase is key to continuing the Legend of Hidden Hollow. We'd like to thank all of our fine guests from 2005 on for their generosity in raffle ticket purchases and have allowed us to venture into a 2008 star party! ...

... Each day a different image or photograph of our fascinating universe is featured, along with a brief explanation written by a professional astronomer. 2015 July 13 . Last Look at Pluto's Charon Side . ... As the robotic New Horizons barrels toward its closest approach to Pluto and its moons tomorrow, images already coming back show Pluto's surface to be curiouser and curiouser . The featured image , taken two days ago, shows the side of Pluto that always faces Pluto's largest moon Charon . ...

... 295, 2003 H. E. Payne, R. I. Jedrzejewski, and R. N. Hook, eds. The MAST Pointings Tables Pro ject Karen Levay, Paolo Padovani1 , Randall Thompson, Megan Donahue, Michael Corbin Space Telescope Science Institute, 3700 San Martin Drive, Baltimore, MD 21218 Abstract. We have undertaken a pro ject to create a database of all HST imaging observations organized by position on the sky. ... Each sky region was called a "pointing." ... Users select the instrument pointings table they wish to search. ...

http :// hea-www.harvard.edu / AstroStat /slog/ 2007 / change - point - problem / Weaving together Astronomy+Statistics+Computer Science+Engineering+Intrumentation, far beyond the growing borders Fri, 01 Jun 2012 18:47:52 +0000 hourly 1 http ://wordpress.org/?v=3.4 http :// hea-www.harvard.edu / AstroStat /slog/ 2007 / change - point - problem /comment-page-1/#comment-64 vlk Fri, 17 Aug 2007 22:09:06 +0000 ... Defining peaks sounds like point estimation from functional data analysis. ...

You can make a symbolic link that points to a file that does not exist. The link becomes active when the file that it points to is created. ... Look at this example: ln -s $HOME/accounts/pending current (make a symbolic link to a non-existent file) more current cat: accounts/pending: No such file or directory (this is what happens if you try to page it) cp ~/accounts/may ~/accounts/pending (now to create the file that the symbolic link points to) more current XYZ Co. ...

... The basement, looking toward the stairwell (lтАж . Sidebar Left . Sidebar Top . No Sidebar . Sidebar Bottom . Sidebar Right . ... Title: The basement, looking toward the stairwell (left). The base of the tower is on the right. Description: NOTE: All images and movies are copyright and must not be reproduced or mirrored in any form without written permission. ... The basement, looking toward the stairwell (left). ...

... Future seminars . ... On Control of vortex interaction " . D.L. Vainchtein (IKI RAN; Dept. of Mechanical and Environmental Engineering, University of California Santa Barbara, USA) . ... In the present talk I look at two different methods of controlling the interaction of two 2D vortices. ... The setback of this method is that it destroys original flow structures and is very energy consuming, as it must overcome the original dynamics. ... We call this method "adiabatic control". ...

... As is known, the observed distribution of massive stars in the direction of the Galactic center looks very peculiar: the vast majority of all massive stars are concentrated towards the central 1 pc or so (Genzel et al. ... In order to compare the observed distribution of X-ray sources in the Galactic center with what would be expected from the population synthesis computations, we have considered two hypothetical scenarios for the location of the starburst. ...

Astronotes Armagh Planetarium's Stellar Blog! ... Moon . Planets . ... Monthly Sky Notes . ... February . ... The ringed planet will be quite bright, but unlike Jupiter it will not be the brightest point of light in the sky, this accolade will return to Sirius which is the brightest star in our night sky in the constellation of Canis Major. ... Seven days later on February 18, the Moon will be in its full Moon phase. ... Tweets that mention Wonders of the February Night Sky | ... Astronotes . ...

. Album : asv-album :: Travels to distant places and countries :: 1997/08 Kyoto, Nara (Japan) :: 20/08 Nijo castle (ancient shogun palace). Assembly opening. Maiko . Up . Nijo castle, Shogun palace. The main building. Comparing to temples and shrines, royal architecture looks modest. Next >> . Photo album generated by album generator from Marginal Hacks by David Madison on Tue Jun 23 14:46:11 2015 .

Astronomy Discussion Forums . Forums: . ... God and Science · SETI · Software · UFO · XEphem . ... Discussion Forums . ... Here's Another Way Of Looking At It . Forum List | ... Post Message | ... Posted by Dave Jay on August 20, 2003 04:44:17 UTC . ... www.astronomy.net . About Astronomy Net | Advertise on Astronomy Net | ... Forum posts are Copyright their authors as specified in the heading above the post. "dbHTML," "AstroGuide," "ASTRONOMY.NET" & "VA.NET" . ...