... Image Quality of the VLT . Total Optical Control . First light for the ESO VLT unit telescope 1 occurred during the workshop. ... The image shown (Figure 1 ) here was obtained with the VLT on May 16, 1998, in red light (R band), i.e. while the mirror was still uncoated. ... In this diagram (FIgure 2), the measured image quality of the VLT UT1 astronomical images is plotted versus the ``seeing", as measured by the Seeing Monitor, a small telescope also located on top of the Paranal Mountain. ...

NIST Spetial Publication 500-220 . Guide on Open System Environment (OSE) Procurements . ... An Open System Environment encompasses the functionality needed to provide interoperability, portability, and scalability of computerized applications across networks of heterogeneous, multi-vendor hardware/software/communications platforms. ... The Open System Environment concept has become ubiquitous throughout both the public and private sectors. ... ACQUIRING AN OPEN SYSTEM ENVIRONMENT 11 . ...

... ACCESSORIES . ... OEM COMPONENTS . ... ABOUT LOMO . ... MICROSCOPES . ... OEM OPTICAL COMPONENTS . ... MICROSCOPE APPLICATION GUIDE AND MODEL SELECTOR . ... LOMO stereo microscopes deliver crisp images for such demanding applications as industrial inspection, electronic component manufacturing, biological and botanical studies, classroom teaching, etc. ... LOMO manufactures the widest range of microscope accessories and components such as objectives, eyepieces, condensers, illuminators, stages, etc....

... Series 4000 filters thread into the barrels of virtually all 1.25" eyepiece brands. Meade Series 4000 filters are a large 26mm in clear aperture and are manufactured from the purest crown optical glass, dyed-in-the-mass ( not "color coated"); there are no finer filters available for telescopic applications. ... For visual applications Series 4000 filters thread into the barrels of all Meade 1.25" eyepieces, and into the barrels of virtually all other 1.25" eyepiece brands as well. ... Meade 4M | ...

... Structure of Data . ... Catalog . ... The SAI OCL Catalog site provides several VO-enabled modes of operation: . VO-enabled catalog data analysis from a browser . ... Endpoint URL is http://ocl.sai.msu.ru/catalog/conesearch/ . ... VO-enabled catalog analysis from a browser . Presently, this recipe works with Firefox (Windows, MacOS, Linux), Internet Explorer (Windows) and Opera (Windows) browsers with Java plugin 1.6 installed. ... Main TOPCAT window with SAI OCL catalog loaded will appear. ...

R.A.S. Online Application . Form Updated on September 17, 2008 . ... Type in requested information on form. ... Print form (ctrl-p) and mail form & check (or money order) to RAS. ... Hit submit form button, then mail in your check to RAS . RAS Membership is $40.00 per year. ... Email RAS president for details. First name: Last name: . Email: . ... Any additional information: . Send check/money order (made out to RAS) to: . ... Email Tammy Plotner . ...

Zelmanov Memorial Seminar on Gravitation and Cosmology . ... Cosmology, Extragalactic Astronomy, and Applied Astrophysics . 01.03.2004-04.03.2004 . ... Gurevich A.V. (Chairperson) . ... Alexeyev S.O. Capaccioli M. Cherepashchuk A.M. Gerasimov I.A. Ginzburg V.L. (Nobel Prix 2003) . Giraud-Heraud Y. Fridman A.A. Longo G. Rubakov V.A. Starobinsky A.A. Zharov V.E. (Descart Prix 2003) . ... International School-Seminar Dark Matter, Dark Energy, and Gravitational Lensing, June 19-23, 2002, Moscow . ...

... Today this year's largest group of sunspots will cross the Sun's central meridian. ... The next day, the number of spots in the group reached five, and the day after, on June 2nd, it was possible to count thirteen sunspots on solar disk, which had been clear prior to this. ... This year's two most powerful active areas, which passed across the solar disk at the beginning of May, 2009, are set to appear in the Sun's eastern sector in two days, on June 6th. ...

... atmos-2.96.0a.tar.gz . ... application/x-gzip . atmos-2.96.0a.tar.gz.md5 . ... 0.1K . text/plain . atmos-2.96.0a.tar.gz.sha1 . ... 2009-Nov-26 18:15:31 . ... 2010-Apr-06 11:03:37 . ...

... Na - number of occulting satellite 2. Np - number of occulted satellite 3. ... Y(0) - difference of the planetocentric rectangular coordinates ( occulting satellite minus occulteded one) in the event plane ( see reference ), km 12. ax - the coefficient required for application of the coordinates X(0), Y(0) ( see reference ) 13. ay - the coefficient required for application of the coordinates X(0), Y(0) ( see reference ) 14. bx - the coefficient required for ...

... Basic Observables: Zero-differenced phase and code ionosphere-free combinations of global GNSS network stations, corrected by P1-C1 satellite code biases (cc2noncc), daily observations with 30 seconds sampling rate Sites coordinates : IGb08 reference frame coordinates and velocities Displacements: solid tides, ocean loading, pole tide loading (IERS 2010) Geometric model : Receivers antennas eccentricities, absolute receiver and ...