RELATIVE SUNSPOT NUMBERS Description of Data from SGD Explanation of Data Reports: Relative Sunspot Numbers -- The relative sunspot number is an index of the activity of the entire visible disk of the Sun. ... The provisional daily Zurich relative sunspot numbers, Rz, were based upon observations made at Zurich and its two branch stations in Arosa and Locarno and communicated by M. Waldmeier of the Swiss Federal Observatory. ... This indicates the uncertainty above and below the predicted number. ...

November 1-4, 1993 . ... On Nov 2 (b), strong evolution of the chain takes place during the LDE/CME event occurred in AR 7613 (see Figure 2 for details): new chain fragments are developed from the regions 1 and 2 eastward and westward respectively. (d)-(e) - Comparing the Nobeyama radio heliograms with the Yohkoh/SXT images, one can see that during three days the long-living chain between sources 1 and 2 coincides with a sharp SE boundary of the large coronal hole. ...

. eng || rus . Home . Projects . Research . Publications . Astronomy Letters . Conferences . SRG Project . RSDC . Contacts . Theory and observations . INTEGRAL All-sky survey . Bright X-Ray pulsars with INTEGRAL . X-ray survey for galaxy clusters using archival ROSAT observations 400 deg 2 cluster survey . Observations of gamma-ray burst afterglows with RTT150 telescope . Optical identifications of hard X-ray sources . 2016 IKI RAN

... How to calibrate the energy scale for higher energies of future gratings? Difficult to find astronomical targets with well defined lines. ... Source Energy Flux keV HZ 43 0.2 Bright Sirius B 0.2 HZ43 /10 RXJ1856 1 Faint Simplicity Var WD WD No No No No Yes Yes Extend Lines Point Point Point 1' Point Point Point No Point Point Yes No Yes Yes Yes Yes Point Point , jet Point Cont Cont Cont Cont Lines Cont Lines Lines Lines ...

... Curriculum Vitae Observations and theory of star cluster formation 22) A.K.Dambis and Yu.N.Efremov Journal for History of Astronomy, 31, 115-134, 2000 Dating Ptolemy's star catalogue through proper motions: the Hypparchan epoch 23) B.G.Elmegreen, Yu.N.Efremov, S.Larsen Astrophys. J., 535, 748 - , 2000 A young globular cluster in the galaxy NGC 6946 24) Yu.N.Efremov. ... 28) Yu.N.Efremov. ... The location of star complexes in the Galaxy was studied in papers with E.Alfaro, L.Berdnikov and T.Sitnik. ...

Общая Астрономическая Конференция > Практика > Астрономический наблюдательно-информационный портал > Звездные ассоциации - шаровые скопления (поиск и описание) .. Шаровые скопления Терзяна (Terzan globular clusters) .. ... Поиск . ... Terzan 5 подробнее о шаровом скоплении читайте здесь (# 861 ) . ... Звездные ассоциации - шаровые скопления (поиск и описание) .. ... Messier 13 Great Globular Cluster in Hercules (M13) - шаровое скопление NGC 6205 (Melotte 150) в созвездии Геркулес (Hercules) .. ...

... Club By-laws . ... Other Club Activities . ... Public Nights . ... Dr. James Green, NASA, Director Planetary Science will be our esteemed speaker on Tuesday, April 12, 2016 at 7:30 PM in Peyton Hall on the Princeton University campus. ... Our astronomers setup telescopes for public use at Communiversity in Princeton, Super Science Saturday at the NJ State Museum in Trenton and at various public events around Mercer County. ... Amateur Astronomers Association of Princeton, Inc., ...

Crater Gassendi . ... I made this drawing was made on the 26th of november 2001. If you compare this one with the previous drawing of Gassendi (below) the differences are clear. ... This drawing was made on the 28th of september 2001. After nearly a full month without observations I had a one hour gap between the thicker clouds. ... This drawing was made on the 29th of august 2001. ... This drawing was made on the 27th of august 2001. ... This drawing was made on the 25th of august 2001. ...

... 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 . ...

... 13, Moscow 119992, Russian Federation, e-mail: busarev@sai.msu.ru; 2 Research Institute Crimean Astrophysical Observatory, p/o Nauchnyi, Crimea 334413, Ukraine, e-mail: prok@crao.crimea.ua Summary: We propose a combined method of astronomical investigations of small or distant planets incorporating registration of a set of integral spectra of an object and their frequency analysis. ... An application of the method is shown on example of asteroid 21 Lutetia. ... 6] Busarev V. V. (2002), Solar Sys. ...

... Eileen Marie Collins (Colonel, USAF, RET.) ... SPECIAL HONORS: Defense Superior Service Medal, Distinguished Flying Cross, Defense Meritorious Service Medal, Air Force Meritorious Service Medal with one oak leaf cluster, Air Force Commendation Medal with one oak leaf cluster, Armed Forces Expeditionary Medal for service in Grenada (Operation Urgent Fury, October 1983), French Legion of Honor, NASA Outstanding Leadership Medal, NASA Space Flight Medals, Free Spirit Award, and the National Space...

MAIN PAGE . ... Nova Cygni August 1975! ... 1975/76: Comet West! ... Dr. Richard West (4th from left) & AAL members visiting SES Betzdorf on occasion of our club's 25th anniversary - October 1996 . Comet West Information . ... It was the brightest comet visible from Earth since Comet West in 1976. ... 1997: Comet Hale-Bopp! ... Thus Comet Hale-Bopp never got closer to Earth than Earth gets to the Sun. ... Comet Hale-Bopp JPL Page . ... 1999: Total solar eclipse over Luxembourg! ...

Find Similar Abstracts . ... The velocity of clusters of galaxies relative to the microwave background. ... BACKGROUND RADIATION, GALACTIC CLUSTERS, MICROWAVE SCATTERING, VELOCITY MEASUREMENT, HIGH TEMPERATURE GASES, MICROWAVES, POLARIZED RADIATION, RADIAL VELOCITY, RADIO ASTRONOMY, THOMSON SCATTERING . ... Use: Authors Title Abstract Text Text Query with Keywords Return: Query Results Query Form Database: Astronomy Instrumentation Physics and Geophysics ABSTRACT QUERY USER FEEDBACK HELP ...

... 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 . ...

... This paper describes the capabilities of GIM2D, an IRAF package for the quantitative morphology analysis of distant galaxies. GIM2D automatically decomposes all the objects on an input image as the sum of a S?rsic profile and an exponential profile. ... GIM2D (Galaxy IMage 2D) is an IRAF package written to perform detailed bulge/disk decompositions of low signal-to-noise images of distant galaxies. ... The segmentation image is used by GIM2D to deblend galaxy images. ... Create a residual image. ...

... In typical nightly use, the wide field and planetary telescope and cameras record images of favorably placed objects in the sky, including constellations, bright variable stars, nebulae through narrow-band filters, comets, the Moon, and planets. ... Shared Skies telescopes are available for use by students at the University of Louisville and the University of Southern Queensland, and by teachers and students in middle and high schools mentored by faculty at the universities. ...

... S.P. KOROLEV ROCKET AND SPACE CORPORATION ENERGIA . ... OAO RSC "Energia" . ... News . Science news . ... August 7, 2015 "Rosetta" found a "solar shield" in the tail of Churyumov-Gerasimenko comet . ... August 7, 2015 Astronomers saw how lithium was born during new stellar flares . ... June 1, 2015 Astronomers found "vampire" planet in Andromeda constellation . June 1, 2015 Russian astronomers found "nano" black holes in distant galaxies . ... 2015 JSC "S.P. Korolev RSC "Energia" . ...

Электронная библиотека астронома-любителя. ... библиотека . архив RSN . ... Ru.Space.News: . Декабрь 1998 . ... Day 3 - 30 December 1998 The first onboard activity today will be the primary checkout for the Radio and Plasma Wave Science (RPWS) instrument. ... Day 4 - 31 December 1998 Today MAG completes its 24-hour active checkout. ... Дата: 01 декабря 1998 (1998-12-01) От: Alexander Bondugin Тема: Cassini Instrument Checkout - Day By Day [2/2] Привет всем! ... ESO PR Photos 42a-h/98. ...

Euro-Asian Astronomical Society . ... International Astronomy Olympiad . The First (Experimental) International Astronomy Olympiad was carried out by Euro-Asian Astronomical Society and took place at the Special Astrophysical Observatory of Russian Academy of Sciences (SAO RAS) in North Caucasus on November 1-8, 1996. ... Why is it sometimes better to use a small telescope in orbit around the Earth than it is to use a large telescope on a mountain top? ... Grades 11-12 . ... Russia) . ...

ADC CATALOG HOLDINGS SHORT TITLE LIST March 29, 2002 (adapted from ftp://adc.gsfc.nasa.gov/pub/adc/archives/catalogs/key) Category 1: Astrometric and Positional Data - March 29, 2002 1090 Positions of 502 Stars in Pleiades Region (Eichhorn+ 1970) 1107A Washington Cat Visual Double Stars 1984.0 (Worley, Douglass 1984) 1131A SAO Star ...