... Sun images . ... Sun flares . ... Active areas . February : 2009 . ... 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: February 10, 2009 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 February 13, 2008
• Sunspots and active regions February 12, 2016
• Sunspots and active regions February 13, 2007

UPDATE FROM 03/08/2012: AT THE TIME OF ARRIVAL IN ENVIRONMENT DISTURBANCES OF LARGE SOLAR FLARE 05.03 0230 0409 0643 N17E52L299 X1.1/2B 3.7E-11 429 1 CME AND DEVELOPMENT MODERATE MAGNETIC STORM, IN COMPLEX ACTIVE REGIONS ON SUN AR11429 (N18L299, Sp = 1270 m.v.h. at 7.03) + AR11430 (N19L315, Sp = 200 m.v.h to 7.02) THE TWO LARGE SOLAR FLARES WAS OCCURRENCED 07.03 0000 0024 0349 N17E27L299 3B/X5.4 6.7E-11 429 1 II / 2, IV / 2, ... NEXT WEEK THE SUNSPOT ACTIVITY IS EXPECTED TO BE THE AVERAGE. ...

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• http://www.izmiran.rssi.ru/services/saf/archive/en/2014/obzor20140303.en.txt
• http://www.izmiran.rssi.ru/services/saf/archive/en/2012/obzor20120305.en.txt
• http://www.izmiran.rssi.ru/services/saf/archive/en/2012/obzor20120910.en.txt

Astronomy Picture of the Day . ... Credit Copyright: Courtesy TRACE Team , NASA Explanation: As the Sun heads South, crossing the celestial equator today at 1:37 a.m. Eastern Time, Autumn begins for Earth's Northern Hemisphere. This Autumnal Equinox finds an increasingly active Sun steadily approaching a solar cycle maximum expected around the year 2003. ... September . ... Publications with keywords: Sun - equinox - solar cycle . Publications with words: Sun - equinox - solar cycle . ...

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• Астронет > Autumn and the Active Sun
• Centaurus A: X-Rays from an Active Galaxy
• Centaurus A: X Rays from an Active Galaxy

... Armagh Observatory, College Hill, Armagh BT61 9DG, +44 (0)28 3752 2928 . This year's annual Geminid meteor shower is active during the period December 7 - 17, with the peak of activity occurring during the night of December 13th/14th. The Geminid shower is currently one of the best of the major annual meteor displays, usually having a high number of relatively bright, medium-speed (130,000 km per hour) shooting stars. ... Last Revised: 2009 December 7th . ...

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• Solar Active Region 10999 by Deirdre Kelleghan | International Year of
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... September 23, 1998 . Autumn and the Active Sun . ... This Autumnal Equinox finds an increasingly active Sun steadily approaching a solar cycle maximum expected around the year 2003. The solar activity cycle is driven by a periodic winding up of the Sun's internal magnetic field. ... Growing in number , the intricate structures visible are the Sun's hot active regions with temperatures over a million degrees Fahrenheit and their associated magnetic loops. ... About APOD > . ...

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• APOD: 2014 February 24 - The Cloudy Cores of Active Galaxies
• APOD: 2000 February 14 - An Unexpected Asteroid Valentine
• APOD: 2003 July 5 - Centaurus A: X-Rays from an Active Galaxy

... ESO PR Photo 07a/01 . ... ESO PR Photo 07b/01 . ... Caption : PR Photo 07a/01 shows Comet Hale-Bopp , still active at a distance of nearly 2,000 million kilometres from the Sun. ... This is quite unusual for a comet and is clearly confirmed on the present photo ( PR Photo 07a/01 ) from the WFI camera on the MPG/ESO 2.2-m telescope at La Silla, obtained a few days ago. ... ESO-Chile . ... ESO PR Photos 07a-b/01 may be reproduced, if credit is given to the European Southern Observatory (ESO). ...

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• ESO - Science Announcements
• ESO - Newsletter December 2015
• ESO - Clustering Measurements of Active Galactic Nuclei

... You are here: start ТЛ lbaops ТЛ eapt ТЛ mark5control . ... VLBI Schedule . ... Observer's Wiki . ... Other VLBI . ... lbaops:eapt:mark5control . Mark5 Control commands . play_rate=data:<rate> . ... in2net=connect:<ip> . ... m5data 2630/tcp # Mark5 data . ... Used to set the output data rate of the Mark5 at the station. Expected response: . ... This will send 8 tracks at 4 Mbps, ie a total of 32 Mbps. lbaops/eapt/mark5control.txt ТЗ Last modified: 2015/12/18 16:38 (external edit) . ...

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• lbaops:mark5evlbi [ATNF VLBI Wiki]
• VLBI Wiki | Main / Mark5eVLBI
• PPTA Dashboard | Projects

Product: Report of Solar-Geophysical Activity :Issued: 2016 Apr 08 2200 UTC # Prepared jointly by the U.S. Dept. of Commerce, NOAA, # Space Weather Prediction Center and the U.S. Air Force. ... Analysis of Solar Active Regions and Activity from 07/2100Z to 08/2100Z: Solar activity has been at low levels for the past 24 hours. ... Geophysical Activity Summary 07/2100Z to 08/2100Z: The geomagnetic field has been at quiet to minor storm levels for the past 24 hours. ...

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• The Story of a Magnetic Storm
• (Q-6) Expansion of the Bohr Model
• Space Research Institute (IKI) Seminar

Plans are under way to create a new way of performing non-interactive observations which will be called auto-observing . ... Non-interactive observing with CIMA has for a long time been available with the use of CIMA command files. Contrary to normal command file observing which requires a command file with a set of commands to be executed sequentially, auto-observing will use a list of sources and a list of instructions on how to observe each of the sources. ...

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• Solar Flares Reach Earth National Astronomy and Ionosphere Center (Arecibo
• REU Science Area
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Black holes . ... Black holes are objects for which the gravitational attraction is so strong that nothing, not even light, can escape from it. ... The material inside a black hole is concentrated into a singularity: a single point of infinitely high density where space and time are infinitely distorted. ... The existence of such black holes has been inferred in cases where the black hole pulls gas of a companion star that orbits around it. ... Gravity's Fatal Atraction: Black Holes in The Universe. ...

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• Spitzer and JCMT Observations of the Active Galactic Nucleus in the Sombrero
• STScI Preprint #1329
• Archive for February

Nowadays at the Department the experimental and theoretical investigations, including astronomical and ionospheric observations, active experiments with space vehicles are taking place. ... Solar Corona physics and erruptive phenomenae. ... Stellar astronomy. ... The Department has organized and put into practice more then 50 expeditions for observation of Solar ecllipces, aurorae polaris, comets, meteor streams, controlled space experiments, and also for investigations of geophysical characteristics. ...

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• Solar Physics
• Solar-Terrestrial Connections

... 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. ...

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RADIOASTROPHYSICAL DEPARTMENT • INSTITUTE OF SOLAR-TERRESTRIAL PHYSICS RAS SB . Research results on fast active processes 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 ... Distribution of the recorded spikes in duration . ...

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... Mindful of these biases, I can now explore the relations between the measured rotation periods and various other observables. The hypothesis behind monitoring stellar variability is that active stars have asymmetric spot distributions on their photospheres. ... They found that only stars with rotation periods greater than seven days show variations greater than 0.4 magnitudes at I. Bouvier et al . ... 1993a) demonstrated a relation between X--ray flux and spectral type in ZAMS stars. ...

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• V. Kashyap and J. Drake Figure 1a - Interactive Figure Using the Ov Applet
• Period Criteria

... Tonight's Sky . ... The Magazine . ... Observing . ... Magazine . ... Gravitational wave search provides insights into galaxy evolution and mergers . ... The double star 54 Leonis, spiral galaxy NGC 3198, and emission nebula NGC 3199 . ... Open cluster NGC 2818, spiral galaxy NGC 2964, and spiral galaxy NGC 2976 . ... Astronomy for Kids . ... active galactic nuclei . ... Receive news, sky-event information, observing tips, and more from Astronomy's weekly email newsletter. ... Astronomy Magazine . ...

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• Enceladus more active than thought | Astronomy.com
• Saturn's small but active moon | Astronomy.com
• Mars volcanoes active recently? | Astronomy.com

On April 27 the large sunspot in Active Region 8970 was observed using the Adaptive Optics system at the Swedish Vacuum Solar Telescope at La Palma. ... It showed to give a significant improvement of the image quality under less favorable conditions. Click on the image to get a high resolution version. ... The data cube is cut in three pieces to get manageable file sizes, you can glue them together to restore the whole 108 images cube. gband_ao.01_36.cube.fits 36.5 Mb: image 1 - 36 . ...

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• TRACE_IMAGES
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• Abstract

... S.P. KOROLEV ROCKET AND SPACE CORPORATION ENERGIA . ... OAO RSC "Energia" . ... Company's History . ... History . Brief History of Rocket and Space Technology . ... ISS Russian Segment . ... ISS 45/46 . ... Bone loss, decreased bone density and de-calcification are one the major physiological weaknesses observed during long-duration spaceflight, this is mainly connected to the lack, or greatly reduced, mechanical loads exerted on bones in microgravity. ... 2015 JSC "S.P. Korolev RSC "Energia" . ...

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... Unsafe act - a behavioral departure from an accepted, normal, or correct procedure or practice which, in the past, has produced injury or property damage or which has potential for doing so in the future; an unnecessary exposure to a hazard; conduct reducing the degree or safety normally present in an activity. ... Any hazardous unsafe condition, or act that presents a situation of imminent danger to life and/or property requires urgent action. ...

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• Figure 10

... POLAR/VIS EC . ... Kiruna Magnetometer . ... HLMS VHF Auroral Radar . Active aurora should produce a bright ring around the magnetic pole in the POLAR image (note: the UVI field-of-view is smaller than the planetary disk.) ... Auroral activity near Kiruna, Sweden will produce deflections on the magnetometer trace -- significant activity gets up to several hundred nT of deflection. ... The VIS is one of twelve instruments on the Polar satellite of the NASA Goddard Space Flight Center. ...

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The XIII Russian-Finnish Symposium on Radio Astronomy . Multi-Wavelength Study of Stellar Flares and the Properties . ... May 25-29, 2015 Pulkovo Observatory, Saint Petersburg, Russia . ... Plenary Session ( 09:10 11:10 ) . ... Sci. ... 4 talks 'Solar Physics' . ... Signs of preparation of strong solar flares based on simultaneous radio and magnetographic measurements . ... Current status of solar instrumentation in Mets hovi radio observatory . ... These diversiform solar flares (Plenary Talk) . ...

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