... Sun images . ... Active areas . December : 2014 . ... The following regions with sunspots can be now observed on the Sun's surface . ... Group length (in degrees) . ... Beta-Gamma . ... Alpha . ... Coordinates and other characteristics of active regions are issued for December 01, 2014 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 01, 2014 00:31 UT . ...

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• Sunspots and active regions December 24, 2014
• Sunspots and active regions December 01, 2012
• Sunspots and active regions December 02, 2014

... This is not important for drift observations but poses a problem for any observing mode in which the telescope is moving while taking data, since the ALFA beams then will be rotating on the sky. ... The new mode is called ' sky angle tracking ' and is available for all existing observing modes. ... The next figure shows the distance between the beams in declination as a function of hour angle when the telescope is tracking a source with Dec=+10 from rise to set with a sky angle of 19 degrees. ...

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• I-GALFA View of a Galactic Tangent Region

These notes summarize an informal HDF-S session at the Joint ESO/Australia workshop ``Looking Deep in the Southern Sky,'' which was held in Sydney, Australia, on 10-12 December 1997. ... AAT: 1 night imaging in broad and narrow (20 Angstrom) bands on HDF-S + environs using the Taurus tunable filter. ... NTT: HDF-S + surrounding region to be imaged under the auspices of the ESO Imaging Survey (EIS). 15 x 15 arcminute field of view imaged in U, g, r, I, J and K. 13 nights allocated for Sept/Oct 1998? ...

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• HDF-S Followup Notes - Sydney, December 1997
• HDF-S Project Description
• Dusty HII Regions and Planetary Nebulae

... 227Wink This paper containes an investigation of 91 sources which appear to be point sources when observed with the angular resolution of the 100-m telescope at 4.9 GHz, teta_a = 2.6', and which we expected to be HII regions. The basic search list was prepared from the 4.9 GHz survey of the galactic plane by Altenhoff et al. ... In the present paper we list 4.9 GHz flux densities only for sources for sources for which we present new observations. ... source structure indicated . ...

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• Emission-line galaxies
• HII regions H109-line catalog
• Results of follow-up spectroscopy

... In the above example, the second region uses the global coordinate system (PHYSICAL by default). ... Supported systems include: name description ---- ----------- PHYSICAL pixel coords of original file using LTM/LTV IMAGE pixel coords of current file FK4, B1950 sky coordinate systems FK5, J2000 sky coordinate systems GALACTIC sky coordinate systems ECLIPTIC sky coordinate systems ICRS currently same as J2000 LINEAR linear wcs as defined in file In addition, two mosaic coordinate ...

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• Fixing and Freeing Region Markers
• Differences Between Funtools and IRAF Regions
• V. Kashyap and J. Drake Figure 1a - Interactive Figure Using the Ov Applet

... ESO Science Newsletter December 2015 . 17 Dec 2015 . ... This newsletter is a summary of recent ESO Science Announcement items. Follow the links or visit ESO Science Announcements to read more. ... Read more . ... The allocation of ESO telescope time for Period 97 (1 April БЂ“ 30 September 2016) is expected to be emailed in the week beginning 21 December 2015. ... ESO Workshop, ESO Headquarters, Garching, Germany, 27 June БЂ“ 1 July, 2016 . ... Joint ESO, ALMA, NAOJ, NRAO Workshop. ...

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• ESO - ESO-Enews #25: December 2012
• ESO - Thesis Topic: Planetary Nebulae and HII regions in the Elliptical Galaxy
• VST image of the star-forming region Messier 17 | ESO

... Here some data observed on the 6m telescope with IFP installed in the OLD focal reducer are presented. ... Mkn 3: velocity field . ... NGC 5252: [OIII] image . ... NGC 5252 was observed 23 Feb. 1998 in the [OIII]5007 emission line with CCD TK1024 as detector. ... We observed the ionized gas velocity fields of the spiral galaxies with two purpose. ... Restored velocity field of NGC 157 in the reference frame rotating with the pattern speed overlaid on the Ha image of the galaxy . ... NGC 4100 . ...

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• GRB follow-up team
• RESEARCH PROBLEMS of the LRS
• History

... Now rotating behind the Sun's visible edge, these groups followed close on the heels of another enormous sunspot group which appeared in mid July. ... 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 . ... Publications with keywords: Sun - sunspot - active region . Publications with words: Sun - sunspot - active region . ... An X Class Flare Region on the Sun . ...

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• XWare > APOD
• Active Region 1002 on an Unusually Quiet Sun
• Follow The Spots

... About ATNF overview . ... Australia Telescope Steering Committee . ... LMC H II Region Luminosities versus . Observed Ionizing Stars . ... These values are compared to the observed H II region luminosities, yielding an estimate for the mean fraction of H-ionizing photons that escape the local nebulae in this sample. We formally estimate that, overall, 0-51% of the ionizing radiation escapes the local H II regions and is available to ionize the warm, ionized medium in the LMC. ...

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• region
• Image Region of Interest (region)
• PM Survey Status

From: TerryMosel aol.com Date: Tue, 16 Dec 2003 20:11:56 EST Subject: Mars Dust storms, lecture, TV, Bargain telescope Hi all, 1. ... Dr Donald Parker (USA) writes of his CCD images taken on December 13 (Ls = 315 degrees): "A significant dust storm has arisen to cover Chryse, Erythraeum M., Aurorae Sinus, Candor, with smaller clouds in northern Argyre and possibly Aram." ... Data from December 14-16 indicate a spreading of the dust to include part of Thaumasia." ... Bargain LIDL Telescope. ...

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• Armagh Observatory
• SCL Sfit Commands
• Las Cumbres Observatory, 67P, M41 and beehive

... The European HST Archive has been moved to ESA's European Space Astronomy Centre ( ESAC ), Spain, where most of ESA's Space Science Archives are located and operated from. ... The Space Telescope European Coordinating Facility (ST-ECF), jointly operated by ESA and the European Southern Observatory ( ESO ) was, until the end of 2010, the European HST science facility, supporting the European astronomy community in exploiting the research opportunities provided by the Hubble Space Telescope. ...

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... Young super-Jupiter found wandering without a parent . ... Astronomy for Kids . ... Tune into the Asteroid Day press conference . ... Astronomy 101 . ... How can six Trojan asteroids reside in Neptune's L4 region without colliding? ... The gravity of a planet, its star, and the centrifugal force associated with the planetary orbit nearly balance in five regions near the planetт??s path where an asteroid (or spacecraft) could orbit safely. ... Get instant access to subscriber content on Astronomy.com...

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• December 2012 | Astronomy.com
• Astronomy Magazine - Interactive Star Charts, Planets, Meteors, Comets,
• Phil Harrington's binocular universe (December 2007 web extra) | Astronomy.com

... Family name(s) . ... Place of birth: Province (city/town), state, country . ... Passport data: 8.1.( ... City/town and country of the consulate where you plan to get Russian visa . ... What official language (Russian or English) he/she will use while translate text at the olympiad and during the cultural programme . ... GUVD 611, city Alma-Ata, Kazakhstan . ... Alma-Ata, Kazakhstan . ... Dr. Michael G. Gavrilov, Founding Chairman and Coordinator of the Asian-Pacific Astronomy Olympiad (APAO) . ...

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• The 1 st Asian-Pacific Astronomy Olympiad
• VII International Astronomy Olympiad: Personal data questionnaire
• VII International Astronomy Olympiad: information available before

The following parameters as a function of the Moscow time (MT=UT+1h) are enclosed in this file. 1. no . ... Simulative geophysical region name . ... Simulative geophysicl region in/out . ... coordinate - . ... Corrected geomagnetic latitude (deg) . ... Geomagnetic local time (h) in the magnetic footprint . ... Geomagnetic local time (h) in the sdatellite position . ... Solar-ecliptic local time (h) in the sdatellite position . ... Geografical longitude (deg) of the magnetic footprint . ...

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• INTERBALL IB_TAIL December 1999 during operation scheduling
• INTERBALL IB_TAIL December 1996
• INTERBALL IB_TAIL December 1997

Statistics of sunspot activity . The sunspot indices . My observations . NGDC's observations . The solar regions . ... 2015 . ... December . ... December, 2015 . Visual indices of solar activity by author's observations . ... Average . ...

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• The Sunspot Observer - Average annual indices of solar activity NGDC -

... 2006 December 20 . Star Forming Region NGC 6357 . ... Explanation: For reasons unknown, NGC 6357 is forming some of the most massive stars ever discovered. Near the more obvious Cat's Paw nebula, NGC 6357 houses the open star cluster Pismis 24 , home to these tremendously bright and blue stars. The overall red glow near the inner star forming region results from the emission of ionized hydrogen gas. ... About APOD | ... NASA Official: Phillip Newman Specific rights apply . ...

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• APOD: December 7, 1998 - Star Forming Region RCW38
• APOD: 2001 December 25 - Star Forming Region Hubble V
• APOD: 2002 December 9 - Moon Shadow Moves Over Africa

... This program was created for correlating chosen regions in the series of fts images. ... Chosen regions' . ... In this section the program counts the integral for each region of the grid for each image. ... As a matter of fact, the integral is total brightness of the region and it is counted by 'int_tabulated' IDL function. ... In addition, the program will show the count of the regions which correlate with the corresponding region (the brighter region means the bigger count) and its contour. ...

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Our group is involved in theoretical and observational research in several topics of star formation. ... The Arcetri group is carrying a coordinated effort to determine the kinematics and physical parameters of clouds where high-mass stars form. Massive stars form in association with solar mass objects from gas clouds of mass anywhere between one hundred and ten thousand times that of the sun. ... Disks around young stars: Inferring planet formation . ... Star Formation Group Page . ...

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• A collection of images
• APOD: December 27, 1999 - Solar Moss
• TRACE_IMAGES

Follow-up astrometry and recoveries are made with the ANU 40 inch (1.0-m) f/8 reflector at Siding Spring Observatory (IAU code 413). ... A routine follow-up of 2003 WY153 on 2003 Dec 15 became much more than routine when a faint object with unusual motion vector was found close to the target asteroid. ... During routine astrometry with the 1.0-m to improve the orbit of the Apollo asteroid 2004 CB, the asteroid was found on March 30 to have a short tail! ... Siding Spring Survey Main Page . ...

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• David Nicholls: CV and publications
• The Spinning Sun
• Siding Spring Survey

... The Sun of our solar system is a typical star of intermediate size and luminosity. ... The Sun has a very complex surface magnetic field created by convective flow of the electrically conducting solar material. ... The escaping hot coronal plasma is called the solar wind . ... See the table below for the observed features above the Sun's surface. ... Chromospheric features . Coronal features . ... dense clouds of material suspended above the surface of the Sun by magnetic field line loops . ...

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• Whistlers [Oulu]
• Radiation belts [Oulu]
• Plasma sheet and PSBL [Oulu]