. " The Arecibo Observatory is sponsored by the National Science Foundation. Any opinions, findings and conclusions or recommendations . expressed in this publication are those of the author(s) and do not necessarily reflect the views of the National Science Foundation."

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• REU Science Area
• Analysis of Arecibo 305m antenna performance and surface errors
• Radar Meteor Workshop

... Glagolevsky Yu.V., Kozlova K.I., Lebedev V.S. , Polosukhina N.S., . ... Lebedev V.S. Spot analysis of rigidly rotating Ap-stars . IzvSAO, 8:20(1976). Glagolevsky Yu.V., Kozlova K.I., Kumajgorodskaya R.N., Lebedev V.S. , Polosukhina N.S., Chunakova N.M. The results of spectrophotometric studies of magnetic and peculiar stars: 21 Per, Beta CBr, Gamma Boo and Gamma UMi . ... Lebedev V.S. , Lebedeva I.A. Simulation of photographic measurement process of stellar magnetic fields . ...

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• Galaxy sector, archive 2014
• Physics of Magnetic Stars 2007
• Speckle interferometry of magnetic stars

... Radio astronomical tests of the engineering model of the space radio telescope (SRT) were completed in Pushchino - see Results . ... Monitoring of the development of the upgrade on-board 1.35-cm receiver (R-SRT-1.35 cm): . ... EM Engineering Model . ... OHCFS-SRT Space Radio Telescope On-board Heterodyne and Clock Frequency Synthesizer set . OHFS-SRT Space Radio Telescope On-board Hydrogen Frequency Standard . ORFS-SRT Space Radio Telescope On-board Rubidium Frequency Standard . ...

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In this gallery are many images of Low Surface Brightness Galaxies which have recently been discovered and analyzed. ... The central surface brightness of this galaxy is 24.28 . Malin 2 This galaxy is another huge disk galaxy with a scale length of 15 kpc and a redshift of 15000 km/a. The high surface brightness knot in one of its spiral arms actually has the same color, luminosity and H-alpha equivalent width as the entire Large Magellanic Cloud . ... Truly it is a Low Surface Brightness Galaxy. ...

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• Astronomy HyperText Book
• Intelligent Life in the Universe
• Geology Materials

. Chairs . Teachers . Postgraduate Students . Undergraduate Students . Courses . Head: A.M.Cherepaschuk . Vice-Head: A.C.Rastorguev . Webmaster: Yuri V. Pakhomov . pakhomov@sai.msu.su

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• Astronomical Circular - Contents
• Rudnitskij Georgij M. Home Page
• Welcome to Astronomical Circular

The Astronomical Society of Australia has been asked by STANDARDS AUSTRALIA to compile a list of "designated" optical observatories that are valuable resources for (i) research, (ii) education and (iii) community use. The ASA is the final arbiter of whether any particular observatory is so designated. ... Upon receipt of your application form, your observatory will be entered on a list of "Pending Designated Observatories" on the ASA Home Page. ... It will be emailed for you. ... Email . ...

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• Filter Throughput Curves
• Emma Kirby - Science

... Field of research: Extragalactic astronomy. ... NASA Astrophysics Data System (ADS) Abstract Service . ... CADC Home Page . ... CCD Images of Galaxies . ... RUSSIAN LINKS . ... UA Astronomy Personal Home Page - Bill Keel . ... The Shape of the Rotation Curves of Edge-on Galaxies, by A.V.Zasov and A.V.Khoperskov, 2003. ... A Thickness of Stellar Discs, by A.V.Zasov, and D.V.Bizyaev, 2003 . Minimum Velocity Dispersion in Stable Stellar Disks, by A.V.Khoperskov, A.V.Zasov, and N.V.Tyurina, 2003 . ...

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... Head of the seminar: Prof. B.V. Somov, . ... The seminar considers the questions related to generation of magnetic fields in astrophysical plasmas, effect of the magnetic reconnection and particle acceleration in strong magnetic fields, the origin and propagation of cosmic rays, the flares and other non-stationary phenomena in the solar atmosphere and solar wind, Sun Earth connections and physical processes in the heliosphere. ... On the Topological Models and Topological Trigger of the Solar Flares...

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• Solar Physics Department

... October 6, 15:00 15:40 . ... PDF [2.3б MB] October 6, 15:40 16:30 . Warren Skidmore (TMT), Reed Riddle (TMT), Angel Otarola (TMT), Sebastian Els (TMT), Tony Travouillon (TMT), Matthias Schoeck (TMT), R. Dahl (ISIS), D. Naylor (ISIS), R. Querel (ISIS) . The results of the characterization of precipitable water vapor (PWV) in the atmospheric column carried out in the context of identifying potential sites for the deployment of the Thirty Meter Telescope (TMT) are presented. ...

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• Media files

... BOT OF M2 CONE TOP OF M3 CONE M3 INT. BAF1 M3 INT. BAF2 M3 INT. BAF3 M3 INT. BAF4 M3 INT. BAF5 : Angle in degrees Y-Value Weight 0.000000 0.500000 0.050000 1.000000 0.075000 2.000000 0.090000 0.500000 0.099500 0.500000 VCX 0.000000 0.000000 0.000000 0.000000 0.000000 VCY 0.000000 0.000000 0.000000 0.000000 0.000000 VAN 0.000000 0.000000 0.000000 0.000000 ...

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• Mirror Cleaning

. Next: Diameters Up: Stellar parameters from calibrations Previous: Gravities Contents . Temperatures of stars are derived from their spectral type and luminosity class. Calibrations are stored in files spec_par.V, spec_par.IV, spec_par.III, spec_par.II, spec_par.I in oyster/starbase . teff_stars Compute effective temperature for all stars in startable. teff_star ( spectrum _char ) Function. Return effective temperature for star with specified spectrum. Christian Hummel 2015-04-28

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• Gaitee Hussain @ ESO
• An Astronomical Antenna | ESO
• An Astronomical Antenna

XMMнNewton CCF Release Note XMMнCCFнRELн12 RGS Effective Area C. Erd October 4, 2000 1 CCF components Name of CCF VALDATE List of Blocks changed CAL VERSION XSCS flag RGS1 QUANTUMEF 0006 1998н01н01T00:00:00 CCD DESC, SI1, SI2, SI3, SI4, SI5, SI6, SI7, SI8, SI9, RGA EFF, RGA INTERCEPT, RGA OBSCURATE --- NO RGS2 QUANTUMEF 0006 1998н01н01T00:00:00 CCD DESC, SI1, SI2, SI3, SI4, SI5, SI6, SI7, SI8, SI9, RGA EFF, RGA INTERCEPT, ... RGS-COL-CAL-00006 Page: 4 Auth.: ... 2] Jean Cottam. ...

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• http://xmm.vilspa.esa.es/external/xmm_sw_cal/icwg/presentations/Chandra_1_marshall.pdf
• http://xmm.vilspa.esa.es/docs/documents/CAL-TN-0021-1-0.ps.gz
• Effective Area, Filter Transmission, Quantum Efficiency and Grating attenuation

... Posts tagged ?effective area? ... highlighting some equation that is widely used in astrophysics or astrostatistics. ... Tags: ARF , effective area , EotW , Equation , Equation of the Week , LRF , point spread function , PSF , response matrix , RMF , source . ... Comment . ... Entries RSS . Comments RSS . ... vlk on [MADS] Parallel Coordinates . upvc windows on [MADS] Parallel Coordinates . ... Alfred Inselberg on [MADS] Parallel Coordinates . ... Entries (RSS) and Comments (RSS) . ...

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• The AstroStat Slog Sunyaev-Zel?dovich effect
• The AstroStat Slog Blog Archive [ArXiv] A fast Bayesian object detection
• The AstroStat Slog positional citation effect

Next: The Corotation Radius Up: ``Ecology'' of Magnetic Rotators Previous: The Stopping Radius in . Apparently, the magnetic field of a star becomes significant only when the stopping radius exceeds the radius of the star, . ... Most presently observed NS have magnetic fields  G and dipole moments  G cm , so the magnetic field must necessarily be taken into account when considering interaction of matter with these stars. ... Sat Feb 22 18:38:13 MSK 1997 ...

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• Seminars
• Astronomical Periodical Publications
• Nomenclature

... Фаза луны = 9% . ... Солнечная система . ... Луна . Марс . ... Сравнение планет . ... Карты поверхности планет . ... Об астрономии . ... Галактики . ... Космос . ... Новости космоса . ... События в астрономии . ... Нужны ли Вам книги по астрономии . ... Фото космоса . ... Библиотека . ... Луна ON-LINE . ... Космос видео . ... Хронология астрономии . ... Периодическая система . ... Частушки о космосе . ... Фото дня . ... Символы планет . ...

36. Астрономия в ГАИШ МГУ: учебники по астрономии, физике: переменные звезды, курс

37. Theoretical Astrophysics

38. UHTC Coatings: Ultra High Transmission Coatings, Special Coatings, Telescopes,

39. http://www.astro-soc.odessa.ua/

40. sune