... 2003 December 17 . A Proton Aurora . Credit: IMAGE Satellite , NASA . ... Triggered by solar activity, normal auroras are caused by collisions between fast-moving electrons and the oxygen and nitrogen in Earth's upper atmosphere. ... Such a proton aurora is seen above, recorded by the IMAGE satellite . ... Most solar wind protons never reach the Earth to cause auroras because they are completely deflected away at a great distance by the Earth's magnetic field . ... About APOD | ...

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• APOD: 2001 December 25 - Star Forming Region Hubble V
• APOD: 2006 December 20 - Star Forming Region NGC 6357
• APOD: December 7, 1998 - Star Forming Region RCW38

... Credit: 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: Sun - flare . ... An X Class Flare Region on the Sun . ...

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• Journal "Peremennye Zvezdy"
• Астронет > Movie: The Active Sun
• An X Class Flare Region on the Sun

... Sun images . ... Sun flares . ... Active areas . December : 2015 . ... The following regions with sunspots can be now observed on the Sun's surface . Group number . ... Group length (in degrees) . ... Coordinates and other characteristics of active regions are issued for December 09, 2015 00:31 UT The following H-alpha plages without spots can be currently observed on the Sun's surface . ... Coordinates and other characteristics of active regions are issued for December 09, 2015 00:31 UT . ...

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• Sunspots and active regions December 10, 2006
• Sunspots and active regions December 01, 2012
• Sunspots and active regions December 10, 2005

... December 27, 1999 . Solar Moss . Credit: TRACE Project , NASA . ... The false-color TRACE image above was recorded in extreme ultraviolet light on October 18. It shows the solar moss associated with hot magnetic plasma loops arching above one of the Sun's active regions . ... Solar moss isn't found growing only on the Sun's north side, but as a rule seems to lie above the photosphere or visible surface, in the transition region of the solar atmosphere. ... About APOD > . ...

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• APOD: June 25, 1996 - A Star Forming Region in the LMC
• APOD: June 16, 1998 - An Active Region of the Sun
• APOD: 2000 December 20 - Sgr A: Fast Stars Near the Galactic Center

... S.P. KOROLEV ROCKET AND SPACE CORPORATION ENERGIA . ... OAO RSC "Energia" . ... Company's History . ... Brief History of Rocket and Space Technology . ... ISS Russian Segment . ... Missions Archive . ... News . ... The training sessions under the crew training program for the next Increment of the International Space Station were held at S.P. Korolev Rocket Space Corporation Energia. ... Contribution of RSC Energia to the Russian Rocket-Space Technology . ... 2015 JSC "S.P. Korolev RSC "Energia" . ...

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• РКК "Энергия" - Новости
• INTERNATIONAL SPACE STATION

Statistics of sunspot activity . The sunspot indices . ... NGDC's observations . The solar regions . ... Average annual indices . ... December . ... December, 2013 . Visual indices of solar activity by National Geophysical Data Center . ... Average . ...

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I-GALFA View of a Galactic Tangent Region . ... Image featured in NAIC Newsletter #46 . I-GALFA image of hydrogen gas in a tangent region outside the Sagittarius arm. ... Because we are viewing this gas in a direction closely aligned with (tangent to) its orbital motion, it appears to be moving away from us (we are orbiting the Galactic center with a similar speed, but our own motion in a different direction). ... The gas near 60 degrees longitude is being viewed tangent to its orbital motion. ...

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• ALFA Sky Angle Tracking
• Solar Flares Reach Earth National Astronomy and Ionosphere Center (Arecibo

... Research objects and scientific purposes . Space scientific program includes development and launch of two supersmall spacecrafts "Universitetskiy" and "Kompas-2" intended for monitoring of radiation conditions near the Earth. ... All the studies conducted in the near-Earth space are characterised by strong radiation fields. ... The circular polar orbits, which cover all the near-Earth space, are the most favorable for comprehensive studies of the radiation conditions near the Earth. ...

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Four spacecraft: INTERBALL Tail probe (IB_TAIL), MAGION 5 (IB_MAG5), POLAR(NASA/ISAS), GEOTAIL (NASA) are considered. ... Orbital ASCII files | ... four spacecraft . ... INTERBALL . ... ASCII files . ... NASA) . ... NASA, ISAS) . ... The four spacecraft . ... INTERBALL mission | ...

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• Campaign 2, December 1998 (continue)
• Campaign 2, December 1997
• Campaign 2, December 1997 (continue)

... Главная . ... Новости . ... Проекты . Любителям астрономии . Проект ISON . ... Подробнее . ... Категория: Новости проекта ISON . ... Метки: Космический мусор ,љ Астероиды ,љ Гамма-всплески ,љ Любителям астрономии ,љ Кометы љ . ... Метки: Космический мусор ,љ Астероиды ,љ Любителям астрономии љ . ... Новости обсерваторий проекта] - Обсерватория Кубанского государственного университета от Иванов А - 09.04.2016 11:08:49 . ... 1999-2013 Copyright "Астрономия и Телескопостроение" . ...

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... Remote Sensing of Tropical Regions . ... INTRODUCTION: SCIENTIFIC RATIONALE FOR TROPICAL STUDIES .. ... 1.1 Tropical Ocean and Global Atmosphere programme .. ... 1.3 Tropical convective systems and their observations.. ... AIRSPACE REMOTE SENSING OF TROPICAL CYCLONES.. ... THE TROPICAL ATMOSPHERE-OCEAN SYSTEM AND REMOTE SENSING .. ... 3.2.2 Precipitation estimated from passive microwave satellite observations 53 . ... 3.2.5 Requirements of satellite missions.. ... TROPICAL SEAS AND REMOTE SENSING.. ...

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• Sun [Oulu]
• Plasma sheet and PSBL [Oulu]
• The Acceleration of the Aurora

Next: C.S. Jeffery, Research Astronomer Up: Research Previous: J.E. Chambers, Research Astronomer Contents . ... We examine spectral time-series of two lower-chromospheric lines observed with SUMER/SOHO (N I and C II ). ... Two examples of explosive events observed with SUMER/SOHO in transition region spectral lines are reported here; one detected in C IV 1548?, in a region within the northern polar coronal hole, and the other in O VI 1032?, in an active region. ...

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• Latest News
• C.J. Butler, Research Astronomer
• All Ireland Computer Grid

... Science Users Information > Science Activities > PhD Thesis Topics offered by ESO Faculty Members > Thesis Topic: Planetary Nebulae and HII regions in the Elliptical Galaxy NGC 5128 . ... NGC 5128 is the closest example of a giant early type (elliptical or S0) galaxy. Although often dubbed as a peculiar elliptical galaxy since it has a dust lane with recent star formation and an active galactic nucleus, the majority of early type galaxies have similar structures as revealed by recent surveys. ...

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• ESO - Thesis Topic: Probing the central regions of galaxies
• AdelePlunkettAstro
• ESO - A number of OmegaCAM filters show vignetting in their central regions.

Astronotes Armagh Planetarium's Stellar Blog! ... Planets . ... Of the worlds in our Solar System (gas giants excluded) only Venus has a completely ice-free surface. ... The continued melting of polar ice and consequent freshening of the waters of the Arctic Ocean might stop some ocean currents €аaffecting the lives of hundreds of millions of people.€а Studying the ice worlds of space helps us understand the part that ice has played in the history of our own planet and our present day existence on it. ...

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• Kepler-11: a strange and crowded planetary system | Astronotes
• A Spectacular View of the Lagoon Nebula | Astronotes
• Viewing the Partial Solar Eclipse of 20 March 2014 | Astronotes

. Language [RU/EN] Search: . Home . UP . Research . Projects . Services . Info . News . Events . Personal . Archive . Ionosphere and radiowave propagation: structure . The main page . Information . Publications: . 2011 - 2015 . 2009 - 2010 . 2007 - 2008 . 2005 - 2006 . 2000 - 2004 . 1995 - 1999 . Participation in International symposiums and conferences: . 2013 - 2015 . 2011 - 2012 . 2009 - 2010 . 2007 - 2008 . 2005 - 2006 . 2002 - 2004 . N.V. Pushkov . 09/04/2016 23:52 MSK . webmaster@izmiran.ru .

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• Chains and CMEs
• conferences
• IZMIRAN - Laboratory for ionosphere discontinuity investigation: The main

RAFCAP acts as the scientific expert committee on frequency issues for the Asia-Pacific radio astronomy and related sciences. ... RAFCAP was setup during the AP-RASC meeting, held from 31 July to 4 August, 2001, in Tokyo. ... The membership of RAFCAP comes from Radio Astronomy and related organisations in the Asia Pacific region. ... 2011: Informal short RAFCAP meeting dinner at APT meeting in Pusan August 2011. 2010: 7th RAFCAP Meeting at NAOJ, Mitaka, Japan - 6 June 2010 . ...

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• The Nuclear Region: HI Absorption Measurements
• LMC HII Region Luminosities versus Observed Ionizing Stars
• ATNF Daily Astronomy Picture

... 2 Columns At the present time, the REGION table is de ned for a two-dimensional space. ... ROTANG (rotation angle): for rotated elements; like X and Y, this column needs to contain vectors of suфcient length. ... Table 1: REGION Table SHAPEs SHAPE X Y R ROTANG Point X Y Circle Xcen Ycen R Ellipse Xcen Ycen Rmaj ; Rmin Angle Annulus Xcen Ycen Rin ; Rout Elliptannulus Xcen Ycen Rinmaj ; Rinmin ; Angin ; Routmaj ; Routmin Angout Box Xcen Ycen Xsize ; Ysize Rotbox Xcen ...

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• Watching the Stars go `Round and `Round
• Region Names and Colors
• *plcreate* -- Defining a Region

April 26, 2005. The 1 st Asian-Pacific Astronomy Olympiad to be held in Siberia (Asian part of Russian Federation) in the first decade of December 2005 (a month later than the 10 th IAO in Beijing ). ... For the 1 st APAO the (age) group of participants to be the same as proposed for IAO since 2006. i.e.: . ... The Asian-Pacific Astronomy Olympiad 2005 - last information . ... Dr. Michael G. Gavrilov, Founding Chairman and Coordinator of the Asian-Pacific Astronomy Olympiad (APAO) . ...

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• The 2nd Asian-Pacific Astronomy Olympiad
• The 2 nd Asian-Pacific Astronomy Olympiad
• The Asian-Pacific Astronomy Olympiad - Азиатско-Тихоокеанская астрономическая

Below are links to the grids of theoretical spectra of non-LTE, line blanketed model atmospheres including stellar winds ( CoStar models for O3-B0 stars ) from Schaerer de Koter (1997, A , 322, 598) [Abstract] , [Postscript] ). ... The following data is available electronically: . ... ftp directory with the individual files All data available for mass FTP at: . ... A large grid of photoionization models for single star HII regions has been calculated using the CoStar fluxes. ...

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• HDF-S Followup Notes - Sydney, December 1997
• HST this week: 351
• Warm and Dense Molecular Gas in the N 159 Region: 12CO J = 4-3 and 13CO J = 3-2

Russian . ... text in Russian) . ... The Behaviour of the Bz Component of the Magnetic Field in Coronal Mass Ejections . ... Cooperation of IZMIRAN and Sternberg Astronomical Institute in the Study of the Sublimational Component of the Solar Coronal Radiation . ... Solar Wind and Magnetic Storms in the 24th Solar Activity Cycle . ... text in English) . ... The Solar Corona in the Light of TRACE Observations . ... Expeditions of Irkutsk Astronomers to Total Solar Eclipses in 1981--2012 . ...

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• To define the 'region'