... We had a unique diagnostic tool for determining whether or not the secondary was fractured during the dark run in that we had 3 sets of focus sweep data for the imaging camera taken on the nights of 05 October 1999, 11 October 1999, and 14 October 1999. ... Figure: 05 October 1999, CCD g1 . ... Surface plot. ... Figure 32 plots the same data but for CCD g3. ... Figure: Comparison of normalised brighness for the out-of-focus doughnuts for the nights of 05, 11, and 14 October 1999 for CCD g1. ...

... STScI previously used Microsoft Word and Microsoft Access, a Sybase ODBC driver, and the Adobe Acrobat PDF writer, along with a substantial amount of Visual Basic, to generate a variety of documents for the internal Space Telescope Grants Administration System (STGMS). ... To create a document, the internal STGMS application invoked a VB program which launched Microsoft Word and Microsoft Access, Access extracted the required data from a Sybase database using ODBC into an Access table. ...

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. ...

... Bojan Nikolic web pages (r. 329) . ... Using high-resolution three-dimensional realisations of turbulent fields, we investigate the limits on achievable performance of atmospheric phase correction using water-vapour radiometers arising from following effects: the incoherent measurement of power from water by the radiometers (in contrast to coherent detection of the astronomical signal); the different tapers of the response patterns of the astronomical and radiometer receivers; and, the ...

Astronotes Armagh Planetarium's Stellar Blog! ... Space Flight . ... December . ... By admin December 9, 2012 Posted in: Armagh Planetarium . Patrick Alfred Caldwell-Moore was born in 1923 and began his life-long interest in astronomy from a very early age. ... Demonstrating a good-natured wit, Moore impressed both viewers and programme makers. ... In 1965 Patrick Moore was invited to Northern Ireland to be the first director of Armagh Planetarium which was already under construction. ...

This page is devoted to information on Supernova 1999an in IC 755 . Basic information on this SN, including the last reported brightness, on this Supernova can be found on the main supernova page. Information on the original web pages for many of these images can be found on the Supernova links web page. 1999an got lost in the glow of IC 755. It originally shows up on an image at BAO on Jan 22nd, and also showed up on an image taken by Mike Schwartz on Feb 8th. ... 3/14.2/1999 . ...

... ARTICLE: The Adventurous Search For The Astronomical Unit . ... Kepler himself had suggested to use the rare occasions of Venus transiting (crossing) the solar disk to measure our distance to the planet. ... Due to the orbital inclination of Venus against the ecliptic of 3.5°, a Venus transit is so rare that it happens only at intervals of 121.5 years, 8 years, 105.5 years, 8 years and so on. ... Crabtree witnessing the transit of Venus 1639 . ... Transits of Venus - The Quest for the Solar Parallax...

In order to assist folks upgrading we are now going to maintain a document describing information critical to existing Apache users. Note that it only lists differences between recent major releases, so for example, folks using Apache 1.1 or earlier will have to figure out what changed up to Apache 1.2 before this document can be considered relevant. Old users could look at the src/CHANGES file which tracks code changes. ... There have been numerous changes to the default config files. ...

... Home Articles Why is the Moon so high (or so Low)? ... Clear Sky Chart . This Month's Sky . ... Beyond New York City . ... Why is the Moon so high (or so Low)? ... Observing Resources for Amateur Astronomers - Part 1: Beginning Observers . Observing Resources for Amateur Astronomers - Part 2: Intermediate Observers . ... A History of the First Forty Years of the Amateur Astronomers Association . ... 2016 Amateur Astronomers Association of New York Designed by Press Customizr Powered by . ...

STEP INTO THE BLUE - MEADE INSTRUMENTS PRODUCT GUIDE . ... LX850 Series . ... Software & Firmware . ... Firmware & StarLock Updates . ... May 31, 2013 - LX600 (10"-14") Firmware Update Version 1.1g . An update to the LX600 firmware (version 1.1g) is now available through Meade's Autostar Updater 6.0 program. ... Note: Version 1.1g requires updated Starlock firmware (version 1.1x). To update your Starlock firmware to version 1.1x, download the firmware here and follow these instructions. ...

... Mais qu'en est-il en rИalitИ ? Pour le savoir, nous l'avons dИcortiquИ par des essais sur le ciel et sur banc optique. ... Mais il faut bien garder Ю l'esprit que cet instrument n'est pas pour autant un tИlescope haut de gamme. ... Mais il est bien sШr plus Иconomique d'utiliser des accus ou une batterie. ... 86 > Ciel & Espace > Novembre 2004 Test_414_ternew 2/02/06 12:54 Page 2 test Le Sky-Watcher 254 est un instrument imposant, que nous avons testИ sur une monture Иquatoriale allemande EQ6. ...

JSC Celebrates 40 Years of Human Space Flight . ... A full house was on hand to witness the dedication ceremonies held at JSC Aug. 27, 1973, commemorating the renaming of the center. ... As these events took place on the ground, the crew of Skylab 3 was making one of what would finally be 858 Earth orbits. ... A bust of the late chief executive was unveiled at ceremonies held on August 27, 1973, in Building 1 dedicating the Lyndon B. Johnson Space Center. ... The crew returned to Earth on June 22. ...

Winer Observatory P.O. Box 797, Sonoita, Arizona 85637-0797, USA . ... Projects . ... 2/3-m Telescope . ... Site . ... Donations . ... In 1995, Hughes Danbury Optical Systems (now Goodrich Optical and Space Systems Division, Electro-Optical Systems) donated to Winer a 2/3-m (26.5-inch) Corning Ultra Low Expansion ULE lightweighted mirror. Using this donation as a basis, we entered into a project with a private, non-sectarian school to design and build a telescope for the school and one for us. ...

... GALAXY: A galaxy is made up of billions or trillions of stars bound together by their own gravity. ... HELIUM (He): The second element in the periodic table, has 2 protons, 2 neutrons, and is a noble gas. ... Helium melts at -272.2 degrees Celsius, and boils at -268.934 degrees Celsius. ... HYDROGEN (H): The first element on the periodic table, is a gas, and has an atomic mass of 1.00794 amu. ... Hydrogen melts at -259.34 degrees Celsius, and freezes at -252.87 degrees Celsius. ...