... Exposure Time Calculator (ETC) . Survey processing . ... VISTA is a 4-m class wide field survey telescope for the southern hemisphere, equipped with a near infrared camera (1.65 degree diameter field of view at VISTA's nominal pixel size) containing 67 million pixels of mean size 0.34 arcsec and available broad band filters at Z,Y,J,H,K s and a narrow band filter at 1.18 micron. A wide field visible camera, if constructed, could also be used on VISTA. ... Tile . ... ESO VISTA Public Surveys . ...

... For reliable estimation of the accuracy of asteroid CCD observations we usually consider from ten or more various NUMBERED MINOR PLANETS (NMPs) observed during several nigths per month (more then 50 positions). ... They can be considered as an indicator of accuracy of the CCD positional observations with given MPC code. ... For any NUMBERED minor planet the (O-C) values must be zero if the errors of observations and the errors of its theory are absent. ...

... Фотографии Луны . ... В марте прошлого года, как и все фотографировал лунное затмение. ... Для начала нужно заранее узнать, где будет находиться Луна во время затмения и в каком примерно месте она коснется горизонта. ... Около каждого слоя (показано стрелочкой на фотографии выше) есть изображение глаза - нажимая на него, мы можем отключить или включить те слои, которые мы захотим оставить для финальной фотографии и тут я рекомендую начать с самого верхнего слоя - т.е. с самой последней фотографии. ...

... MASTER Net is 56 square degrees per 1 exposition . ... 06 Dec 2015: GRB 151205B: MASTER-NET early optical observations GCN18665 . ... 18 Nov 2015: GRB 151118A: MASTER-NET optical observations GCN18613 . ... 12 Nov 2015: GRB 151112A: MASTER-NET optical limit GCN18591 . ... 07 Nov 2015: GRB 151107A: MASTER-NET optical observations GCN18565 . ... 31 Oct 2015: Five OTs detected by Global Robotic MASTER Net ATel8232 . ... 02 Oct 2015: GRB 151001B: MASTER-NET early optical observations GCN18380 . ...

... 322, L29 ± L36 (2001) The 2dF QSO Redshift Survey ± V. The 10k catalogue S. M. Croom,1w R. J. Smith,2 B. J. Boyle,1 T. Shanks,3 N. S. Loaring,4 L. Miller4 and I. J. Lewis1 1 2 3 4 Anglo-Australian Observatory, PO Box 296, Epping, NSW 1710, Australia Liverpool John Moores University, Twelve Quays House, Egerton Wharf, Birkenhead CH41 1LD Department of Physics, University of Durham, South Road, Durham DH1 3LE Department of Physics, Oxford University, 1 Keble Road, Oxford OX1 3RH Accepted 2001 March 7....

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... Сегодня: 10 апреля 2016 г. 17 октября на космодроме Байконур должен состояться запуск ракеты "Протон". На ней отправится на орбите европейский космический гамма-телескоп Integral. ... Проект Integral предполагает наблюдение самых первых объектов во Вселенной в трех разных диапазонах длин волн (гамма, рентгеновский и видимый), а также гамма вспышек. ... Тайфун задерживает запуск "шаттла" Atlantis как минимум на сутки . ... Integral отправится исследовать гамма-излучение с Байконура . ...

... 33, No. 1, pp. 62­71. i Formation of Power-Law Electron Spectra in Collapsing Magnetic Traps S. A. Bogachev 1 1* and B. V. Somov 2** Lebedev Institute of Physics, Russian Academy of Sciences, Leninski i pr. ... It is shown that if the electrons injected into the trap have a power-law spectrum, then their spectrum remains a power-law one with the same slope throughout the acceleration process for both the Fermi and betatron acceleration mechanisms. ... They do not coincide at energies below 20 keV. ...

... It is reasonable to expect that UV part of the irradiating spectrum is most influenced by the grain evolution (growth and sedimentation ) which marks the very initial stage of planet formation. 2 log J [erg s­1 cm­2] 1 0 -1 -2 -3 1000 BB 40 0 0 (A5 ) BB 20 0 00 (A5) Drai ne (A5 ) BP Ta u (A5) BB 40 0 0 (GS) BB 20 0 00 (GS) Drai ne (GS) BP Ta u (GS) Disk Model Density distribution is based on a 1+1D disk ... Green lines are used for a model with dust growth and sedimentation. ...

Dinkel: This is Rich Dinkel. The time is 7:52, Sunday the 25th of January, 1998, at 37,000 feet [unclear] that I have with me Randy Brinkley, and we're going to talk today about STS-61 and the first Hubble Space Telescope Servicing Mission. ... Well, Randy, I know that you were one of the recipients, one of the ground-people recipients of that prestigious award. ... Brinkley: Well, first and foremost, it would be Joe Rothenburg [phonetic], who was the Hubble Space Telescope project manager. ...

... The spectrum of the brightest star, our Sun, shows several dark gaps perpendicular to the flow of it’s colours (figure 1). These so called spectral absorption lines where discovered in 1802 by the English scientist William Wollaston. ... Some stars as Pollux show a spectrum similar to that of our sun with strong Ca II and Fe II lines, others as Sirius or Vega show strong absorption lines of hydrogen, others, as Mira show very complicated spectra due to molecular absorption lines (see figure 5). ...

... Chilingarian, I., Melchior, A.-L., Zolotukhin, I. 2010: Analytical approximations of K -corrections in optical and near-infrared bands , MNRAS, v. 405, p. 1409 (also arXiv:1002.2360) . ... Calculator . ... calculate spectral energy distributions , K-corrections calculator , UKIDSS YJHK , K-corrections of galaxies , spectral based k-corrections , SDSS filter set K-corrections , K correction code IDL , kcorrect IDL C , . ...

... The accuracy of the RESIK measurements allows photospheric and coronal abundance sets, important for the free­bound continuum, to be discriminated. ... The FB emission depends on the set of abundances used in the calculations, a coronal set (Feldman 1992; Fludra & Schmelz 1999) giving rise to greater emission than a photospheric set (Grevesse et al. ... Right panel: continuum fluxes compared for coronal (Feldman 1992) and photospheric (Grevesse et al. 2007) abundances for Te = 15 MK. ...

... Heracles Triplane and Aerospace Systems . The key characteristics of two-stage aerospace systems are determined according to speed and carrying capacity of the aircraft-carrier used . ... So the SPIRAL system hypersonic carrier was expected to launch the second stage by weight 63 tons at a speed corresponding to 6M; whereas launching weight of the MAKS system orbital stage with the use of the An-225 MRIYA heavy subsonic aircraft reaches 275 tons, and the HERACLES aircraft - 450 tons. ...

... ABOUT LOMO . ... MICROSCOPES . ... Home Products Microscopes Multiscopes BRH4-POL . ... 45° inclined, 360° rotatable. ... LIFETIME WARRANTY . ... LOMO America, Inc. will repair or replace the defective microscope covered by this warranty free of charge if it is returned, postage prepaid, to LOMO America's Service Center in Prospect Heights, Illinois in its original package. A Return Authorization Number (RAN) has to be obtained from LOMO America, Inc. prior to shipping. ... LOMO America, Inc. ...

... In this case, the main vortex in the Benard cell is decomposed into smaller ones as a result of ten perioddoubling bifurcations. It is shown that the resulting turbulence is coherent and determinate; the fractal character (local selfsimilarity) of its spectrum is found. ... It is shown that the real atmospheric turbulence is the result of mixing of different coherent structures. ... COHERENT STRUCTURE IN A CLOSED ROOM The scheme of measurements in the LSVT spectrograph pavilion is shown in Fig. ...

... ISC Kosmotras . ... Dnepr launch record 17 August 2011. Cluster Launch of Dnepr LV 22 August 2013 KOMPSAT-5 Launch 21 November 2013. Dnepr Cluster Mission 2013 19 June 2014. Dnepr Cluster Mission 2014 6 November 2014. ... KOMPSAT-5/Dnepr Space Head Module integration was completed in the Yasny Launch Base AITB on August 13, 2013. On August 16, 2013, the SHM with KOMPSAT-5 satellite was transported to the launch pad and mated with the launch vehicle. ... 20.08.2013 . ... Dnepr Program . ...

... SHORT TERM PREDICTION OF POWER SOLAR FLARES FROM SSRT DATA . The algorithm for short term prediction of powerful solar flares, based on SSRT data, includes microwave emission characteristics in total and polarized flux, the structure of active region (AR) magnetic field at the photospheric level, and H a patrol data. ... During this period, 7 AR's crossed the solar disk, in which 20 flares of importance ? ... Data on AR's and magnetic fields were received from the Sayan observatory by teletype. ...

... A rough estimation is that in the United States there is one planetarium per 100,000 population, ranging in size from the Hayden Planetarium's 20-meter dome seating 430 people, to three-meter inflatable portable domes where children sit on the floor. ... Together dblo associates make a huge impact in the architecture, interior design and development arena in London. ... With the holidays around the corner what better way to spoil your family than with your very own private home cinema. ...