... 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 . ...

... 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 . ...

... The Sun has come all of one day away from breaking its record for the longest period of inactivity for the last decade - reaching a mid-summer low and falling into yet another state of "hibernation". Yesterday, on the first day of autumn, new sunspots appeared on the surface of the Sun following an absence of almost 50 days. ... The first low lasted 51 days, from 21 July until 11 September last year. ... Now, almost a year later, it seems the Sun has hit a new low almost as "deep" as the first. ...

These policies are consulted whenever there are questions or concerns for closing the enclosure due to hazardous conditions or situations. telescope operations will be suspended whenever conditions pose a risk to facilities or personnel; . the Chief Telescope Engineer has full responsibility and sole authority to make this decision. ... Policy: The Chief Telescope Engineer has full responsibility and sole authority to suspend operations for the reasons described in the previous policy. ...

Электронная библиотека астронома-любителя. ... библиотека . архив RSN . ... Ru.Space.News: . Февраль 1998 . ... Дата: 14 февраля 1998 (1998-02-14) От: Alexander Bondugin Тема: Overview of Comet Hale-Bopp meeting at Tenerife, Feb. 2-5, 1998 [1/3] Привет всем! ... Moreover, the Comet was visible in the sky for an extremely long period. ... Дата: 14 февраля 1998 (1998-02-14) От: Alexander Bondugin Тема: Sky Telescope News Bulletin - February 13, 1998 Привет всем! ... Clear skies! ...

... 1000 – 1004 . Radar Investigations of Comets . ... The review of results of all six previous radar observations, as well as an analysis of forthcoming close approaches of known short-period comets with Earth for the next 25 year interval indicate the evidence of potential possibility of episodic researches this objects by means of upgraded bistatic radar system Evpatoria (70-m dish, 6-cm power transmitter) – Effelsberg (100-m dish, two-channel low-noise receiver). ...

. NASA Johnson Space Center Oral History Project . Photos provided by David W. Whittle . page 1 of 5 . Shuttle Training . Aircraft . Comet Kohoutek . Comet Kohoutek . SR-71 Blackbird . Lockheed 1011 . DFW airport . DFW airport . DFW airport . DFW airport . STA crew . NASA WB-57 F . Mission Control . Mission Control . SSRP Meeting . at Thiokol . Mission Control . Select image for high or low resolution and caption. Use arrows above for more thumbnails.

MPEC 2010-A35 : 2010 AL2 http://www.cfa.harvard.edu/mpec/K10/K10A35.html Printer-friendly version MPC Ope rations Status Processing (Info) ECS: Accessible Obse rv e r Se rv ice s (NEOs) NEO Services Overview NEO Confirmation NEO Confirmation (RA order) NEO Ratings NEO Page NEO Observation Planning Aid NEOChecker NEOCMT Checker Obse rv e r Se rv ice s Services Overview IAUMail Minor Planet & Comet Ephem. ... Orbital elements: 2010 AL2 Epoch 2010 Jan. ...

Microsymposium 34, MS047, 2001 SOME PROBLEMS OF THE EVOLUTION OF ASTEROIDS ­ RUBBLE PILE. ... Evidently, we can distinguish two processes: distant interactions, where there is no direct contact between separate fragments, and close contact interactions, where the fragments collide with one another. ... Such a rubble pile with a dust atmosphere differs from a cometary nucleus only in the absence of a volatile gas component, which is usually considered the cause of the appearance of cometary dust. ...

. Общая Астрономическая Конференция > Практика > Своими руками > Надувное зеркало . PDA . Просмотр полной версии : Надувное зеркало . NCG . 27.05.2005, 23:58 . Все это не так просто, но интересно... http://caao.as.arizona.edu/publications/publications/FlatMirror2.pdf . http://www.nasatech.com/Briefs/Jan01/NPO20952.html . http://www.niac.usra.edu/files/library/meetings/annual/jun00/416Palisoc.pdf . vBulletin v3.8.4, Copyright 2000-2016, Jelsoft Enterprises Ltd. Перевод: zCarot

... E.V. Ivanov . ... webmaster@izmiran.ru . ... Ivanov E.V. Two system of large-scale organization of solar activity and their relation to quasi-biennial oscillations and oscillations with a period of 5-6 rotations in the Sun . ... Ivanov E.V. Large-scale organization of solar magnetic fields . ... Ivanov E.V. Large-scale structure of solar magnetic fields, Bulletin of the Russian Academy of Sciences, Physics, 1995, Vol. ... Solar. ... Ivanov E.V., V.N. Obridko, E.V. Nepomnyashchaya, V.N. Kutilina . ...