... 2002 August 1 . Sunspots and Solar Active Regions . ... Explanation: July was a good month for sunspots ... really big sunspots. ... While individual sunspots are not numbered or cataloged, groups of sunspots, designated solar active regions, are given consecutive numbers as they appear on the visible solar disk . That numbering began on January 5, 1972 and on June 14, 2002, reached active region number 10,000. ... About APOD | ...

... 3.12.2006 . ... Credit Copyright: Solar Optical Telescope, Hinode Satellite , JAXA Explanation: Plumes of hot gas shoot across the surface on even an average day on the Sun. ... Near the horizon, active regions around a sunspot eject hot plasma along the magnetic field lines that connect the sunspot to surrounding regions in the solar atmosphere . ... The above movie in representative color covers a solar region of 8,000 kilometers. ... Publications with keywords: Hinode - Sun - flare . ...

... Each day a different image or photograph of our fascinating universe is featured, along with a brief explanation written by a professional astronomer. June 16, 1998 . An Active Region of the Sun . Credit: A. Title ( Stanford Lockheed Institute ), TRACE , NASA . ... This false-color image depicts an active region near an edge of the Sun . Hot plasma is seen exploding off the Sun's photosphere and traveling along loops defined by the Sun's magnetic field . ... About APOD > . ...

... A database on solar active regions has been implemented in IDL (Interactive Data Language). ... Full-disk 17 GHz radio maps produced by the Nobeyama Radioheliograph provide the basis for the database. Researchers of solar activity often need to access solar active region data. ... So far, we have created an IDL-based database on daily active region data from 1992 July 1 to 1994 December 31 (NOAA 7213 thru NOAA 7821) 2 . ... number of active regions visible on the disk; . ... IDL 1 . ...

... ATNF Home . ... About ATNF overview . ... Australia Telescope Steering Committee . ... Australia Telescope User Committee . ... Astrophysics graduate student programs . ... Australian Square Kilometre Array Pathfinder . Murchison Radio-astronomy Observatory . ... Parkes radio telescope . Australia Telescope Compact Array . Mopra radio telescope . ... Visiting Parkes radio telescope . Visiting Australia Telescope Compact Array . ... Parkes radio telescope webcam . ... active optics . ...

... InformChaos Lab took part in CeBIT-2015 (Hannover, Germany) with "Active Ultra Wideband Wireless Networks". ... Lev Kuzmin received Dr.Sci. degree for his thesis "Wireless information transmission over UWB chaotic carrier" from IRE RAS. ... Artem Nikishov received Ph.D. degree from the Moscow Institute of Physics and Technology for the thesis "Generation of microwave chaotic oscillations in self-oscillating systems with several active elements". ... Our Products page is renewed. ... News | ...

... 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 . ...

... 13th European VLBI Network Symposium . and Users Meeting . on September 20-23, 2016. ... 13th European VLBI Network Symposium and Users Meeting on September 20-23, 2016. ... Year book "Ephemerides of Minor Planets for 2016" on-line . ...

... 9) Oknyanskij V.L. 1994, "Optical-radio time delays in Q0957+561", Odessa Astronomical Publ., ... 11) Oknyanskij V.L. 1994, "Connection between X-ray and optical variability in NGC4151", in Proceedings of Int. Conf. ... 1994. 12) Oknyanskij V.L. 1994, "Connection between X-ray and optical variability in NGC4151", Astrophys. and Space Science, 222, p.157. ... 14) Oknyanskij V.L., van Groningen E., 1997, "Optical spectral variability of NGC4151 in 1990", Astronomical and Astrophys. ...

Semiconductor Home > Products > Mixed Signal and Analog > CCD IMAGERS Family > . TC213, 1024- X 512-PIXEL CCD IMAGE SENSOR . ... The TC213 is a frame-transfer charge-coupled device (CCD) image sensor that provides very high-resolution image acquisition for image-processing applications such as robotic vision, medical X-ray analysis, and metrology. The image format measures 12.00 mm horizontally by 6.12 mm vertically; the image-area diagonal is 13.5 mm. ... 13.5-mm Image-Area Diagonal . ...

... This Announcement contains detailed information on organizational items, scientific and cultural program of Odessa session GMIC-99. ... 8.00- 23.00 Registration of participants in the hall of Tour-complex "Odessa"(Arcadia region, GAGARIN plateau, 5). ... 8.00- 13.00 Registration of participants in the hall of Tour-complex "Odessa". 10.00-12.00 Program Committee session and press conference dedicated to GMIC-99 (Odessa Scientists' House). ... 9.00- 11.00 Plenary session. ... 13.00- 14.00 Lunch. ...

... Towards a Truly Unified Model of AGN . ... The Unified Model holds that the aspect-dependent effects primarily determine the nature of the active galactic nucleus that we observe. ... The full postscript file can be obtained here: . The PASA Latex file can be obtained here: . The postscript file of Fig 1 can be obtained here: . ...

. Home . News . Gallery . Events . Twitter . Press Releases . Links . Contact Us . Calendar . Press & Web Coverage . Previous . Next . List . Deirdre Kelleghan kept observing the Sun and she sent us a new wonderful drawing: "Active Region 10999, June 20th 2008 13:45 UT; PST 40/8mmTVP eyepiece/50X upscaled by eye; soft pastels and graphite on black paper". Thank you, Deirdre! . Tuesday, 24 June 2008 01:52 . International Year of Astronomy, Ireland National Node . [Back To Top] .

... REGISTRATION . ... 119991, Leninski prospekt 53, Moscow, Russia . ... From radio to gamma rays results from space and ground based solar observatories . ... The Sun with high temporal and spatial resolution new look from SDO . ... Towards the Sun: InterHelioProbe, Solar Orbiter, PROBA-3, Solar Probe + . ... The Sun as a star: solar cycle and space weather . ... Head: E. DeLuca (SAO, USA), V. Kuznetsov (IZMIRAN, Russia) . ... June 1, 2011 (Wen) . ... Online publication of the workshop's program . ...

Date: Thu, 12 Apr 2007 18:15:45 +0200 (MEST) From: Alessandro Marconi <marconi@arcetri.astro.it> To: boch@sai.msu.ru Subject: Summer school on AGNs and VLTI Dear Colleague, here is the first announcement and call for applications for a VLTI summer school on "Active Galactic Nuclei at the highest angular resolution: theory and   observations". ... It is supported by 15 EU member states, including new member states, and thus integrates the entire European optical interferometry community. ...

... X CB (X) Opening of a set X by a disk B. Closing of a set X by a disk B. Science-Driven Feature Selection (a) (b) Mount Wilson Classification The Mount Wilson classification scheme groups sunspots into four classes based on the complexity of magnetic flux distribution in associated active regions [1]: class : groups dominated by a single unipolar sunspot class : a pair of sunspots of opposite magnetic ... Convex hulls are utilized to measure polarity mixture in (j). ...

... Science . ... Science Users Information > Science Publications > Science Announcements . ... Observing Facilities . ... Observing with ESO Telescopes . ... Instrument Pipelines . ... Data Handling and Products . ... Science Data Products Forum . ... ESO Data . ... Science Announcements . ... Published: 05 Oct 2015 . ... New data products resulting from the VST Public Survey ATLAS are now available via the dedicated Phase3 query interface at the Science Archive Facility . ... Published: 31 Aug 2015 ....

... Pre-university education . ... Samara region . SSAU History . SSAU roadmap . ... Samara State Aerospace University (SSAU) will take an active part in the work of space activities of the United Nations organization (UNO). ... The road map shape on inclusion of Samara University into implementation of the UN Program on Space Applications was outlined at the roundtable discussion with the University teachers and specialists and at the meeting with SSAU Rector Yevgeniy Shakhmatov. ...

... Telescopes . ... The time requests are accepted in an electronic version with on-line form in Russian or English. ... Unregistered request will be disregarded by the Large Telescopes Programm Committee. In exclusive cases the secreatry of the Committee is entitled to accept an observational time request given permission of the Chairman of the Committee or the director of the SAO RAS. The Program Committee considers generally one time request submitted by the principal applicant. ...

... Basic Research results 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 of data Possibilities of observing the structure and dynamics of microwave activity SSRT - Research results . ...