... In the three intervening decades there have been many observations of this diffuse emission over a wide range of x-ray energies. ... During the 1970's researchers at the University of Wisconsin, lead by Dr. William Kraushaar, used a series of sounding rocket flights to map the diffuse x-ray emission from the sky in several bands. ... University of Wisconsin Sky Survey map of the B-band (0.13-0.188 keV) x-ray intensity. ... University of Wisconsin Sky Survey map of the 2-6 keV band x-ray intensity. ...

Еще в разделе: (Показать все результаты (>2362) - hea-www.harvard.edu/ )

• The Chandra Multiwavelength Project (ChaMP)
• Infrared Data
• Champlane Observation: Magellan/IMACS June 6-9, 2005

Next: Gravitational Wave Background from Previous: Galactic Gravitational Wave Background . ... It is intuitively clear that at frequencies above the critical ones for our Galaxy, one will detect rare bright jerks produced by coalescing white dwarfs   (at a rate of 1 per 100 year) and NS (at a rate of 1 per - year) in our Galaxy, against a background of the extragalactic stochastic GW. ... Firstly we consider GWB from close individual galaxies, and then will discuss overall extragalactic GWB. ...

Еще в разделе: (Показать все результаты (>471) - xray.sai.msu.ru/ )

Coronal "hole" on the Sun . ... As a result of the observations of solar eclipse on February 15, 1961 at wavelength 21 cm the lower brightness region of corona was discovered (detail N5 on figure 1) and it's location on east nimbus of the Sun was determined (figure 2). ... Subsegently such phenomena were named "Coronal Holes". Figure 1. ... The detail N5 is Coronal Hole. ... The location on disk of the Sun radiation details of corona at wavelength 21 cm. ...

Еще в разделе: (Показать все результаты (>894) - jet.sao.ru/ )

• di_eks
• The ROSAT Bright Survey: II. Catalogue of all high-galactic latitude RASS
• RATAN-600 antenna

Courses recommended for Astronomy and Astrophysics Honours in 2006 . ... 1st semester 2006: 20 February - 2 June . ... Please note that some of the 1st semester honours courses may run slightly into the teaching free period between 5 June and 14 July. ... This can be either all six courses offered by RSAA (see below) or equivalent honours courses from Geology, Physics or Math. ... Final course date 21. ... Venue: Woolley Seminar Room, RSAA . ... April 26, Wednesday, 10-12am, Stellar parameters . ...

Еще в разделе: (Показать все результаты (>577) - www.mso.anu.edu.au/ )

• Siding Spring Survey
• C/2006 P1 (McNaught)
• NIFS Performance Calculator

... Main . ... April 2016 . ... December 2015 . November 2015 . October 2015 . September 2015 . August 2015 . July 2015 . June 2015 . May 2015 . April 2015 . March 2015 . February 2015 . January 2015 . December 2014 . November 2014 . October 2014 . September 2014 . August 2014 . July 2014 . June 2014 . May 2014 . April 2014 . March 2014 . ... December 2013 . ... April 2013 . ... December 2012 . ... April 2012 . ...

Еще в разделе: (Показать все результаты (>181) - www.asc.rssi.ru/ )

• MEMORANDUM
• ОТЧЕТ
• Departement of Quantum Astrophysics

... Sun images . Magnetic storms online . Sun flares . Geomagnetic activity forecast . ... February : 2016 . ... No geomagnetic storms were observed for the past 3 hours No geomagnetic storms were observed for the past 24 hours . ... Mean planetary A index = 6 . ... Last updated: February 10, 2016 00:00 UT . ... 1953-2016 Laboratory of X-ray astronomy of the Sun, LPI RAS, Russia . ... 7(499)132-65-96, Fax: +7(499)132-65-97 . ...

Еще в разделе: (Показать все результаты (>5545) - www.tesis.lebedev.ru/ )

• Magnetic storms online February 01, 2016
• Magnetic storms online February 01, 2011
• Magnetic storms online February 01, 2013

Astronomy Discussion Forums . Forums: . Atm ћ Astrophotography ћ Blackholes ћ Blackholes2 ћ CCD ћ Celestron ћ Domes ћ Education . ... Discussion Forums . ... Brightest Northern Hemisphere Galaxy . Forum List | ... Post Message | ... In which constellation would I find the brightest galaxy in the northern hemisphere? ... www.astronomy.net . ... Forum posts are Copyright their authors as specified in the heading above the post. "dbHTML," "AstroGuide," "ASTRONOMY.NET" & "VA.NET" . ...

Еще в разделе: (Показать все результаты (>446) - www.astronomy.net/ )

• Observation Report From Coyle 07/19/03 - an Astronomy Net Observation_reports
• Remote Observation Via Net - an Astronomy Net Software Forum Message
• Finding Himalia, The Fifth Brightest Moon Of Jupiter - an Astronomy Net Article

... The Galactic low-mass X-ray binary GS 2023+338 was discovered during the burst on May 22, 1989 with the Japanise satellite Ginga (aka Galaxy). The flux reached 17 crabs (this unit of flux measurement is an bright X-ray source, Crab Nebula) at 10-35 keV. ... No other radio telescope worldwide carried out multi-frequency measurements. ... Upon 14 days the radio flux fell below the detection level at the RATAN-600 in relation to the decrease of the X-ray flux. ...

Еще в разделе: (Показать все результаты (>307) - mavr.sao.ru/ )

• Solar system sector, archive 2006
• Galaxy sector, archive 2014
• Large telescopes application form

... These reports are submitted for engineering work accomplished during bright time and maintenance shutdowns. ... 010531: May 2001 Bright Time Engineering Work Summary . ... 020102: January 2002 Bright Time Engineering Work Summary . 020202: February 2002 Bright Time Engineering Work Summary . ... 030101: January 2003 Bright Time Engineering Work Summary . ... 040101: January 2004 Bright Time Engineering Work Summary . ... 050101: January 2005 Bright Time Engineering Work Summary . ...

Еще в разделе: (Показать все результаты (>584) - www.apo.nmsu.edu/ )

• Standard Stars For ARCES

. [ Go back to Comet WWW site ] . Andrew A. Martis . martis @ sai.msu.ru .

Еще в разделе: (Показать все результаты (>122) - comet.sai.msu.ru/ )

• Multiwavelength Study of Mira Ceti-Type Variable Stars

. Date, from: . 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 January February March April May June July August September October November December 1952 1953 1954 1955 1956 . to: . 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 January February March April May June July August September October November December 1952 1953 1954 1955 1956 . Longitude, from: . to: . Latitude, from: . to: . Area, from: . to: . Brightness, from: . to: .

Еще в разделе: (Показать все результаты (>310) - www.gao.spb.ru/ )

• http://www.gao.spb.ru/english/publ-s/viii-rfs/p099.pdf
• Pulkovo NEO Page: Observations
• Pulkovo NEO Page: Ephemeris Support

. September 2011 April 2011 March 2011 February 2011 . January 2011 November 2010 April 2010 February 2010 . September 2008 August 2008 May 2008 February 2008 .

Еще в разделе: (Показать все результаты (>104) - www.accuracy.puldb.ru/ )

On' failures in the NIRSpec MEMS ST-ECF Instrument Science Report NGST 2002-02 The effects of `on' failures in a MEMS array for the NGST NIRSpec Santiago Arribas, Robert Fosbury Peter Jakobsen --1-- ST-ECF Instrument Science Report NGST 2002-02 The effects of `on' failures in a MEMS array for the NGST ... Assuming that the spectrum of a single facet uses 2000 detector pixels, only 0.01% of `on' failures is acceptable (i.e., 400 facets in a 2k в 2K MEMS array). ...

Еще в разделе: (Показать все результаты (>224) - www.stecf.org/ )

• The Formation and Evolution of LMC Rich Star Clusters: NGC 1818
• The Old Stellar Population of NGC 1569 from NICMOS data
• NICMOS Camera 3 Parallel Imaging Observations: Number Counts, Sizes and Red

... V.N. Obridko . ... Solar cycle . Coronal holes . ... webmaster@izmiran.ru . ... On the polarization of the solar coronal emission lines . Solar Physics 33 (1973) 169-175. O.G.Badalyan, V.N.Obridko, J.Sykora . ... O.G. Badalyan, V.N. Obridko, J. Ryb k and J. S kora . ... J. S kora, O.G. Badalyan, V.N. Obridko . ... O.G. Badalyan, V.N. Obridko . ... December 2005, ESA Publication Division, ESTEC, P.O. Dox 299, 2200 AG Noordwijk, The Netherlands, Ed. D.Danesy, S.Poeds, A. De Groof, J. Andres. ...

Еще в разделе: (Показать все результаты (>437) - www.izmiran.rssi.ru/ )

... Tonight's Sky . ... Observing . ... The double star 54 Leonis, spiral galaxy NGC 3198, and emission nebula NGC 3199 . ... What to expect from Comet PANSTARRS in February . ... So, if you live far enough south, to find Comet PANSTARRS in the morning sky February 1, look 1.5ТА southeast of the brighter of the two suns that make up the double star Arkab, also known as the Beta (ЮВ) star in the constellation Sagittarius the Archer . ... So, stay tuned to Astronomy.com for Comet PANSTARRS updates. ...

Еще в разделе: (Показать все результаты (>6406) - www.astronomy.com/ )

• February 2004 | Astronomy.com
• Bright planets meet at dusk | Astronomy.com
• February 2015 | Astronomy.com

... Pluto's orbit is also highly inclined -- tilted 17 degrees to the orbital plane of the other planets. ... Ground-based observations indicate that Pluto's surface is covered with methane ice and that there is a thin atmosphere that might freeze and fall to the surface as the planet moves away from the Sun. ... This is the first image-based surface map of the solar system's most remote planet, Pluto. ... This is the first surface map of Charon, the moon of the solar system's most remote planet, Pluto....

Еще в разделе: (Показать все результаты (>781) - www.iki.rssi.ru/ )

• IKI IPL home page
• INTERBALL Home Page
• Black aurora [Oulu]

Natural Satellites Service. ... Apparent Encounters . of the Tycho-2 Catalogue stars and the main natural planetary satellites . ... Suggestions . ... Here we present the precalculated circumstances of the apparent encounters of the stars of the Tycho-2 Catalogue with the main satellites of Saturn (S1-S8) for the period from November 2004 to February 2010, and with the Galilean satellites of Jupiter for the period from November 2004 to October 2010. ...

Еще в разделе: (Показать все результаты (>507) - lnfm1.sai.msu.ru/ )

• Natural Satellites Service. Saturn coorbital satellites ephemerides
• Multichannel Flare Spectrograph
• Natural Satellites Service. Special Ephemerides

... 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 . ...

Еще в разделе: (Показать все результаты (>238) - observ.pereplet.ru/ )

• MASTER-Net Science Release on prompt optical observation of the GRB 090424

... Bad Astronomy . ... On Thursday, February 15th 2001 (and replayed on March 19), the Fox TV network aired a program called ``Conspiracy Theory: Did We Land on the Moon?'', hosted by X-Files actor Mitch Pileggi. ... Dust around the lander . ... However, it appeals to our common sense: when the sky is black here on Earth, we see stars. ... Bad: The program claims that when the top half of the lander took off from the Moon to bring the astronauts back into orbit, there was no flame from the rocket. ...

Еще в разделе: (Показать все результаты (>235) - www.badastronomy.com/ )

• Phil Plait's Bad Astronomy: Bitesize Astronomy
• Phil Plait's Bad Astronomy: Misconceptions
• Phil Plait's Bad Astronomy: Info

Once students get the hang of it, they can find and measure the brightness of Delta Cephei in a few minutes. ... of Delta Cephei . ... Oct. ... The following table lists the measurements of Delta Cephei made by one amateur astronomer in autumn 1990. ... 4.0 . ... This activity is a simplified version of one that appeared in Hands-On Astrophysics, a series of activities prepared by the American Association of Variable Star Observers with support from the National Science Foundation. << previous page | ...

Еще в разделе: (Показать все результаты (>1041) - www.astrosociety.org/ )

• ASP: Monster Comet Promises Big Show
• ASP: Contents, January/February 2006
• ASP: February 2004 Sky Map