... Technicians from Ball Aerospace and NASA at Marshall Space Flight Center's X-ray and Cryogenic Facility, of course, testing primary mirror segments of the James Webb Space Telescope (JWST). Scheduled for launch in 2014, JWST will be optimized for the infrared exploration of the early Universe, utilizing a primary mirror 21.3 feet across, composed of 18 hexagonal segments. Here, a group of JWST mirror segments are being prepared for tests to assure they meet the exacting mission requirements. ...

... 2010 March 12 . JWST: Mirrors and Masked Men . ... Technicians from Ball Aerospace and NASA at Marshall Space Flight Center's X-ray and Cryogenic Facility, of course, testing primary mirror segments of the James Webb Space Telescope (JWST). Scheduled for launch in 2014, JWST will be optimized for the infrared exploration of the early Universe, utilizing a primary mirror 21.3 feet across, composed of 18 hexagonal segments. ... JWST mirror segment testing will continue for the next 18 months. ...

... Gravitational microlensing of giant luminous arcs: . a test for compact dark matter in clusters of galaxies . ... This paper discusses a new test for the detection of stellar mass compact dark matter in galaxy clusters by observing its gravitational lensing influence on the surface brightness of giant luminous arcs. ... With the advent of the Next Generation Space Telescope, cluster dark matter in the form of compact objects will induce a ubiquitous `shimmering' of the giant arcs. ... Giant Arcs . ...

... A three-cell test section roughly representative of the primary mirror was provided for this test by the Steward Mirror Lab. ... Additionally, the tests are intended to determine relative airflow vs. pressure drop characteristics for each of the air flow patterns so the results can be evaluated both as a function of flow rate and of pressure drop along the flow path. ... The bottom (top as installed) was cut out so it could close the chamber for heating and be removed for the cooling tests. ...

... Most Important Journals . Less Popular Astronomical Journals . Physics . Space, Selectial mechanics, .. Russian Journals . ... Astrophysics & Astronomy . ... Astronomical Journal . ... New Astronomy . ... Publications of the Astronomical Society of the Pacific . ... STScI News . Space Telescope Insitute Newsletter . ... Journal of Astronomical Data . ... Journal of High-Energy Physics (mirror in CERN ) [astro, grav, hi-energy .. ... Journal of Experimental and Theoretical Physics . ...

... Centers . ... Samara region . ... Samara State Aerospace University Research Research and education centers Testing center "Unicon" on the certification tests in the declared field of accreditation (IC-69) . ... Certification tests; . The periodic tests for the benefit of manufacturers of components; . ... SAMARA STATE AEROSPACE UNIVERSITY . Address: 34, Moskovskoye Shosse, Samara, Russia, 443086 . ...

... Science User Portal . ... ESO, the European Southern Observatory . ... Travel and Contacts . Travel to ESO Headquarters . ... Travel to E-ELT Armazones . ... ESO . ... Survey Telescopes . ... ESO Science Newsletter . ... The VISTA mirror . ... Four segments of the giant primary mirror of the E-ELT undergoing testing together for the first time. ... Standing some two metres above the floor, four test mirror segments have been placed on their supports to see how they behave together and when tilted. ...

... Primary Mirror after being stripped and recoated in 3-layer protected silver (NiCr-Ag-NiCr) on 12 September 2009. image: CIMG7901.jpg . ... Primary Mirror held by (yellow) handling tool being lifted off transport container (note the tennis balls it rested on), to be put on wash cart during unpacking at VISTA on 29 March 2008. image: P1060207.jpg (taken 29/03/08) . ... VISTA Mirror Blank: Shape of 4m primary mirror blank being tested at Schott Glas in Germany. image: M1_shape_checking-300dpi.jpg . ...

... Ciel Espace, le magazine qui vous guide toujours plus loin . ... Ciel Espace, nouvelle formule, c'est . des actualit†йs . ... des interviews, des portraits . les plus belles images de l'Univers d†йcrypt†йes pour vous . des tests d'instruments sans concession . ... des pages consacr†йes †а la publication de vos photos Mais c'est aussi une vraie communaut†й avec laquelle partager votre passion et nourrir votre curiosit†й. Accueil Test r†йussi pour le premier †йtage d'Ar†иs 1 . ...

Our publications in 2004 year Kniazev, Alexei Y.; Grebel, Eva K.; Pustilnik, Simon A.; Pramskij, Alexander G.; Kniazeva, Tamara F.; Prada, Francisco; Harbeck, Daniel . ... 704-727 (02/2004) . Kniazev, A. Y.; Grebel, E. K.; Pramskij, A. G.; Pustilnik, S. A. American Astronomical Society Meeting 204, #80.06 (05/2004) . Pustilnik, S.; Kniazev, A.; Pramskij, A.; Izotov, Y.; Foltz, C.; Brosch, N.; Martin, J.-M.; Ugryumov, A. Astronomy and Astrophysics, v.419, p.469-484 (05/2004) . ... 419.. ...

... What Hubble instrument(s) or capabilities constitute a minimum operational set? ... Opportunity to get community input for new methods of operation 6 · James Webb Space Telescope 7 JWST Hardware Status Primary Mirror Segment Aft Optics System PM Flight Backplane Tertiary Mirror SMSS Pathfinder Strut Fine Steering Mirror ISIM Flight Bench SM Hexapod Mid-boom Test Secondary Mirror Segment Membrane Mgmt Pathfinder Membrane IC DH unit ETU 8 3 Cryogenic Test #5: EDU gold 9 4 Flight ...

Cambridge > Cavendish Lab > MRAO . Home . OOF . ALMA . ... OOF Index . ... OOF software . ... Summary of tests . This page will contain information on the testing of the ALMA prototype radiometers at the Submilleter Array that occurred in 2006 and 2007. ... This is the list of all of the people were involved in the ALMA prototype WVR testing collaboration as I have it (corrections welcome): . From Cambridge: . ... From the SMA: . ...

... message #5 : from AR+SRi, Mar 97, about the ADC cards and the filter/clock box. message #6 : from AR, Mar 97, about the limiting magnitudes after the March 97 run. message #7 : from AR, May 97, about the characteristics of the new filter/offset box. message #8 : from AR, Aug 97: the FIRPO photometric system and recommendations. message #9 : from SRi, Aug 97: more on the new filter/offset box, and the use of a generator as a clock. message #10 : from AR, Feb 99: about the new and old FIRPO setup. ...

... at the ISSP RAS. ... MSU student Kostretsova N.B. successfully defended her thesis entitled "Investigation of Thermal and Chemial Expansivity of Ceria-Based Solid Solutions". ... V.A. Kolotygin successfully defended his PhD thesis "Perovskite-Like Oxide and Composite Anode Materials for Solid Oxide Fuel Cells: Functional Properties and Electrochemical Behavior in Contact with Gallate- and Silicate-Based Solid Electrolytes" and was awarded PhD degree in the area of Materials Science and Engineering ....

... The third body in the eclipsing binary AS Cam . Kozyreva, V. S.,Khaliullin, Kh. F.,Zakharov A.I. IBVS(ISSN 0374-0676), N. 4690, p. 1-4. Publication date: 09/1999 . Apsidal motion in the eclipsing binaries V1136 Cyg, ES Lac, MZ Lac, EQ Vul . ... ISSN ), vol. ... Publication date: 03/1998 . ... Publication date: 12/1997 . Apsidal motion in the eclipsing binary system HP Aur . Kozyreva, V. S. Astrophysics and Space Science (ISSN 0004-640X), vol. 165, no. ...

... Gondoin et al. paper submitted to SPIE 2000 (in PostScript) . ... In-flight calibration of the XMM-Newton Reflection Grating Spectrometers . ... Calibration of the first XMM Flight Mirror Module: I. - Image Quality . ... CCDs in X-ray Astronomy . ... X-ray performance of a qualification model of an XMM mirror module, pp.390-401 (Philippe Gondoin et al) . ... Reflection grating arrays for the Reflection Grating Spectrometer on board XMM, pp.450-462 (Steven M Kahn et al) . ... 1995) . ... Gondoin Ph.,...

... The 9" Oddie refractor, 188?- ... Oddie, erected at Melbourne observatory for tтАж . ... Title: Oddie, erected at Melbourne observatory for testing before moving to Stromlo . Description: NOTE: All images are copyright and must not be reproduced or mirrored in any form without written permission. ... Oddie, erected at Melbourne observatory for testing before moving to Stromlo NOTE: All images are copyright and must not be reproduced or mirrored in any form without written permission. ...

NIST Special Publication 500-223 . A Framework for the Development and Assurance of High Integrity Software . ... The purpose of this document is to recommend a framework for the development and assurance of high integrity software. ... High integrity software, project management, software assurance, software configuration management, software development, software hazard analysis, software quality assurance, software verification and validation. ... 2 SOFTWARE DEVELOPMENT . ...

Test stand for geometrical calibration of imaging cameras . determination of the elements of internal orientation for imaging cameras as well as the parameters of mutual orientation of the internal and instrument coordinate systems . Test stand for photometric calibration of imaging spectrometric cameras . determination of the spectral and radiance characteristics of the imaging systems . ... Test stand for determining radiation stability of components . ...

... 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. ...