... A Large Active Region Crosses the Sun . ... Credit: Jack Newton Explanation: An unexpectedly large sunspot region is now crossing the Sun. The active region is home to rivers of hot plasma , explosive flares , strong magnetic fields , a powerful Coronal Mass Ejection (CME), and a sunspot group so large it can be seen by the protected eye without magnification. ... Publications with keywords: Sun - sunspot - active region . Publications with words: Sun - sunspot - active region . ...

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• Large Sunspot Group AR 9393
• AR 9169: A Large Sunspot
• Maximum Sun

... 2000 September 25 . AR 9169: A Large Sunspot . ... Explanation: One of the largest sunspots in recent years is now crossing our Sun . Dominating active region AR 9169 , the sunspot is the large dark complex visible below (west) and right of center in the above photograph of our Sun taken last Thursday. ... AR 9169 holds the largest sunspot yet produced during this Solar Maximum , the time of greatest sunspot activity during the Sun's 11-year magnetic cycle . ... About APOD | ...

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• LabIR Main Page

... Science Users Information Future Facilities and Development E-ELT jump to navigation jump to content . ... Observing with ESO Telescopes . ... In December 2012 ESO Council fully approved the E-ELT Programme ( more , more , even more , still more ). ... In December 2014 ESO Council approved the construction of the E-ELT in two phases, and authorised spending on Phase 1 . ... 15 Jan 2012] Announcement of the E-ELT Workshop "Shaping E-ELT Science and Instrumentation" , 25 February 01 March 2013 . ...

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• The Very Large Telescope Project
• Astronomical Data
• ESO - Science Announcements

... Sun images . ... Sun flares . ... Active areas . August : 2008 . ... No sunspots and sunspot groups can be currently observed on the Sun's surface . No H-alpha plages without spots can be currently observed on the Sun's surface . Last updated: September 1, 2008 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 . ...

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• Sunspots and active regions August 31, 2009
• The Sun - a summer without activity
• Sunspots and active regions August 31, 2014

... 2008 August 22 . Active Galaxy NGC 1275 . Credit: NASA , ESA , Hubble Heritage ( STScI / AURA ); . ... Explanation: Active galaxy NGC 1275 is the central, dominant member of the large and relatively nearby Perseus Cluster of Galaxies . ... This stunning visible light image from the Hubble Space Telescope shows galactic debris and filaments of glowing gas, some up to 20,000 light-years long. ... What keeps the filaments together? ... About APOD | ... A service of: ASD at NASA / GSFC . ...

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• APOD: 2004 July 26 - A Large Active Region Crosses the Sun
• APOD: 2002 August 1 - Sunspots and Solar Active Regions
• APOD: 2011 September 28 - Violent Sunspot Group AR 1302 Unleashes a Flare

... 2 April 1999 . The Nobeyama Radioheliograph data show that in the microwave range, besides large-scale trans-equatorial chains (see, e.g., the May 11-15, 1993 and November 1-4, 1993 events), there are also many examples displaying large and strongly evolving "longitudinal" or "internal" chains connecting remote active regions inside an active zone in one (northern or southern) hemisphere (the August 20-September 3, 1998 event). ... Last update: 2 April 1999 . ...

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• Heliophysical Laboratory of IZMIRAN (Solar-Terrestrial Physics Division)
• LARGE-SCALE PHENOMENA AT THE SUN ASSOCIATED

... 739C As one part of a program to detect complete samples of active extragalactic objects, the 3.36x10^-3 sr field centered on alpha=12h04min, delta=+11deg30' (1950.0) was mapped with the Very Large Array at 1411MHz. Sixty-seven maps cover this field so that no point is more than 15arcmin from the nearest map center. ... The rms map noise is 0.030 + 0.001 mJy, and the resulting source list is complete to a map peak flux density S_p = 0.2 mJy within 25 arcmin of the field center. ...

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• Group IAG
• Russian-Finnish Symposium, Program

... The British consortium, currently led by Professor Gordon Bromage of the University of Central Lancashire , includes the Universities of Keele , Nottingham and Southampton , the Open University and Armagh Observatory and will be joining the other partners in the SALT project, from South Africa, Poland, Germany, USA and New Zealand. ... SALT Dome . ... The SALT project is managed by a team based at the SALT Headquarters at Sutherland and South African Astronomical Observatory in Cape Town. ...

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• Armagh Observatory
• Terry Mosely's Bulletins
• Conference 98

... Telescopes . ... The International Conference "Dark Ages and White Nights (Spectroscopy of the CMB)" (June 20-24, 2016) . ... The International Conference "Stars: from collapse to collapse" (October 3-7, 2016) . The traditional annual competition conference of scientific and scientific-engineering papers of the Observatory staff members . ... A session of the Dissertation Council (October 16, 2015) . ... International scientific conference "Large Optical Telescopes" (October, 10-13, 2011) . ...

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• Large telescopes application form
• Solar system sector, archive 1993
• Solar system sector, archive 2001

... Day-by-day lines contain complete set and intended for those who have been there (I mean, in Kyoto :) . ... Large format is mainly for 1600x1200 screens and fast link (pictures are up to 150K in size). Normal is for typical 1024x768 screen (i.e. 15" monitors). ... Photos look incredible on it. ... Large . ... Normal . ... Thumbnails . ... Contents with thumbnails: Large | ... Nara, one of the historical cities of Japan . ... August 17, Sunday. ... Nara. ... return to photo album contents | ...

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• Photo album: Italy: Florence and Rome, September 1999

... Projects . Data transfer . ... PPTA projects and allocations . ... Time active (d) . ... Not active . ... PPTA data release 2 . ... unallocated Study timing noise in PPTA pulsars . ... unallocated Reprocess P140 data with PPTA pipeline . ... unallocated Consider the optimal observing strategy for PPTA pulsars . ... unallocated Application of cyclic spectroscopy to PPTA pulsars . ... Profile Domain Pulsar Timing: Developing and applying techniques to PPTA data. ... Tue, 24 Nov 15 03:36:53 +0000 . ...

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• ATNF Colloquium
• The completeness and reliability of threshold and false-discovery-rate source
• The Active Algol Binary KZ Pavonis

Summer Earth and Space Science Workshops for Teachers! ... Join us in Baltimore, Mar yland from July 30­ August 3, 2011 for one or more of the following: Weekend 2-Day Workshop , July 30­31 · In the Footsteps of Galileo: A Hands-on Workshop on Astronomy for Teachers Weekday 3-hour Short Courses, August 1­3 · Active Astronomy : Classroom Activities for Learning about the Electromagnetic Spectrum · Chasing Shadows: Bring NASA's Search for Earth-like Planets Around Other Stars ...

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• ASP: Eclipse Watching: Making a Solar Filter
• ASP: World Beat: Israel
• ASP: Star Science in the Autumn Sky

HUBBLE SPACE TELESCOPE DAILY REPORT #1687 PERIOD COVERED: 0000Z (UTC) 07/31/96 - 0000Z (UTC) 08/01/96 Daily Status Report as of 214/0000Z 1.0 ACTIVITIES SCHEDULED AND ACCOMPLISHED: 1.1 Completed FOC/96 6775 (Secular Changes in the Jet of M87) The Faint Object Camera (F/96) was used to look for secular = changes in the jet coming out of the active galactic nuclei of Galaxy = M-87. ... The observations were executed as scheduled, and no anomalies = were noted. ...

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• Active galaxies and black holes
• Current Large and Treasury Completion Status
• HST this week: 240

... Over the first 4 years, its X-ray telescopes eROSITA and ART-XC will survey the whole sky with a record sensitivity in the 0.5-10 keV energy band. ... The goal of the second international Spectrum-RG conference is to discuss the different scientific topics addressed by the mission, synergies with surveys at other wavelengths, and requirements to follow-up observations.Contributed talks and poster presentations are invited on the topics related to the SRG science goals. ... Active galactic nuclei . ...

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• RTT150 Technical Description

... Use of a NOM profilometer to measure large aspheric surfaces , J. L. Pearson, G. W. Roberts, P. C. T. Rees, S. J. Thompson , Proc. SPIE vol. ... Advances in active x-ray telescope technologies, Atkins, Carolyn; Doel, Peter; Brooks, David; Thompson, Samantha ; Feldman, Charlotte; Willingale, Richard and 7 co-authors, Proc. SPIE vol 7437 (2009). ... A nickel-carbon-fibre composite for large adaptive mirrors: Fabrication methods and properties , S. J. Thompson , D. Brooks, and A. P. Doel, Opt. ...

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• Martin Krause - Publications
• Astrophysics Group Optical Interferometry
• Publication List

spaceweb@oulu.fi - last update: 4 September 1998, 1010 UT (RR) . The expansion phase starts the active part of the substorm process. ... Start of the phase is called the onset of the substorm. ... Recently McPherron and Hsu (ICS-4 meeting, 1998) advocated a concept of "main substorm onset" to deal with observations of multiple onsets. ... Aggson, T. L., J. P. Heppner, and N. C. Maynard, Observations of large magnetospheric electric fields during the onset phase of a substorm, J. Geophys. Res. ...

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• Geomagnetic activity [Oulu]
• Galileo Finds Giant Iron Core in Jupiter's Moon Io
• Deformed arcs [Oulu]

... Ciel Espace, le magazine qui vous guide toujours plus loin . ... des pages consacr†йes †а la publication de vos photos Mais c'est aussi une vraie communaut†й avec laquelle partager votre passion et nourrir votre curiosit†й. Accueil La com†иte Chury toujours active . ... Cette photo prise le 1 er mars 2016, †а seulement 26,7 km de distance, met en †йvidence un beau jet de mati†иre qui s'†йchappe en bordure des r†йgions Imhotep et Bes, sur le lobe de l'h†йmisph†иre Sud de la com†иte. ... Etat du ciel ...

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• Plan large sur la Lagune | Ciel et Espace
• Ils photographient le ciel au Very Large Telescope | Ciel et Espace
• Le Very Large Telescope film†й en 3D | Ciel et Espace

... Research . ... A rare hybrid morphology radio galaxy . ... In this project we will be able to investigate the environmental effect on star formation and galaxy evolution in individual galaxies falling into the cluster through radio observations of active galactic nuclei (AGN). Current models of galaxy evolution regulate the star formation rates within the simulated galaxies by invoking radio-mode feedback from AGN. ... Julie.Banfield@anu.edu.au . ...

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• Towards a Truly Unified Model of AGN
• Julie Banfield | Research
• Raquel Salmeron's Publications

RADIOASTROPHYSICAL DEPARTMENT • INSTITUTE OF SOLAR-TERRESTRIAL PHYSICS RAS SB . General information Main characteristics of the Radio telescope Observing programs General view of the antenna array Main research areas Principle of generation of radio images Radio telescope 's beam Receiving systems Main characteristics of the base receiving-recording complex Calibrations Data archive and databases Publication SSRT - Siberian Solar Radio Telescope . ...

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PHOENIX PARK HOTEL . ... Washington, DC 20001 . Contact: 1-800-824-5419 or 1-202-638-6900; Phoenix Park Hotel website . Group Code: 11009 (or National Astronomy & Ionosphere Center-NAIC) . ... Hotel George . ... 202 347-4200 . ... 202 737-1234 . ... 202 638-1616 . Washington Court Hotel . 525 New Jersey Ave N.W. Washington, DC 20001 . 202 628-2100 . ... 202-842-2500 . ...

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• Solar Flares Reach Earth National Astronomy and Ionosphere Center (Arecibo
• Proposed E-ALFA Consortium Rules
• The Arecibo Zone of Avoidance Survey (ALFAZOA)