... Each day a different image or photograph of our fascinating universe is featured, along with a brief explanation written by a professional astronomer. 2014 September 1 . Airglow Ripples over Tibet . ... Explanation: Why would the sky look like a giant target? Airglow. Following a giant thunderstorm over Bangladesh in late April, giant circular ripples of glowing air appeared over Tibet , China , as pictured above . ... Now Available: APOD 2015 Wall Calendars . ... About APOD | ...

... 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 . ...

Airglow Ripples over Tibet . ... Credit Copyright: Jeff Dai Explanation: Why would the sky look like a giant target? Airglow. Following a giant thunderstorm over Bangladesh in late April, giant circular ripples of glowing air appeared over Tibet , China , as pictured above. ... Unlike auroras powered by collisions with energetic charged particles and seen at high latitudes, airglow is due to chemiluminescence , the production of light in a chemical reaction. ... NASA Official: Jay Norris. ...

Target Acquisition Reference Information . Figure 7.1 on page 88 shows mean predicted count rates as a function of (B - V) 0 color for the four acquisition mirrors. Also shown are the fits to the predicted count rates for different amounts of reddening. ... You can estimate target acquisition count rates using the plots instead of Table 7.1 on page 92 : . ... Read from the Figures (depending on the mirror used) the predicted count rate. ...

... Armagh Planetarium . ... Universe . ... September . ... Posted on September 27, 2010 | ... This new Hubble Space Telescope image shows that M66 seems to have been through the mangle. ... You can find out in this issue of Astronotes) . ... No Comments Dark matter and its part in the evolution of the Universe is revealed by new data collected by the Hubble Space Telescope. ... Newer Entries . ... Here you will find the latest news and views from the fascinating worlds of astronomy and space...

... About ATNF overview . ... Governance overview . Australia Telescope Steering Committee . ... Visitor list . ... Parkes radio telescope . ... Parkes | ... Visiting Parkes radio telescope . ... Parkes radio telescope webcam . ... What is a pulsar? ... Group . ... Parkes Pulsar Observing Wiki . ... Pulsar Groups . ... Main / . ... Nov 1, 2010 - Jan 31, 2011 . ... Dec 8 - 17, 2009 . ... Dec 13 - 23, 2006 . ... Dec 3, 2006 - Jan 5, 2007 . ... Aug 10 - Dec 7, 2006 . ... Dec 31, 2005 - Feb 1, 2006 . ...

The 2016 Project ASTRO introductory workshop will take place September 16-17, 2016 (Friday and Saturday). Participating teachers and astronomers are required to attend. ... Home Phone: . ... Relevant teaching experiences: Please include professional development activities, curriculum development, in-service activities, and collaborative projects. Grades and subjects you will be teaching next year. ... yes . ... When during the year do you plan to teach astronomy (approximate months)? ...

... Институт прикладной математики им. М.В.Келдыша . БАЛЛИСТИЧЕСКИЙ ЦЕНТР . О Центре . ... Баллистический Центр Института прикладной математики им. М.В.Келдыша РАН . Баллистический центр (БЦ) ИПМ им. М.В. Келдыша создан по предложению С.П. Королева и М.В. Келдыша в 1965 году. На него были возложены работы по баллистико-навигационному обеспечению (БНО) управления полетом пилотируемых кораблей и автоматических космических аппаратов научного и народно-хозяйственного назначения. ...

... 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. ...

The Astronomical Society of Australia has been asked by STANDARDS AUSTRALIA to compile a list of "designated" optical observatories that are valuable resources for (i) research, (ii) education and (iii) community use. The ASA is the final arbiter of whether any particular observatory is so designated. ... Upon receipt of your application form, your observatory will be entered on a list of "Pending Designated Observatories" on the ASA Home Page. ... It will be emailed for you. ... Email . ...

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. This is the CIMA alternative drift map menu: . The following is the on-line help page for alternative drift map: . You can return to the main CIMA page by clicking here .

... Pre-application form . Excel file with explanations how to fill; please, save the table in format not later Excel-1997-2003.) ... Rules and Regulations for a participant of the Olympiad that have to be translated into native languages of participants (if using Word, please, save the translation in format not later Word-1997-2003), attention for additions during last years ( blue and red text ): . ... Dr. Michael G. Gavrilov, Founding Chairman of the International Astronomy Olympiad, . ...

... 2000 September 6 . Emerging Planetary Nebula CRL 618 . ... ESAIC , HST , ESA , NASA . Explanation: CRL 618 may look to some like an Olympian declaring victory. ... Since then it has run out of core material to fuse and so has started to become a planetary nebula . In its current proto-planetary nebula phase, CRL 618 is evolving quickly, expelling hot gasses in complex jets and rings moving outwards faster than 700,000 kilometers per hour. ... About APOD | ... NASA Technical Rep.: ...

GTK+ / Gnome Application Development . ... Really polished application windows behave well on small screens, and set hints so the window manager can keep track of them. The functions in Figure 12 allow you to query the size of the screen in pixels. ... Querying Screen Size . The "class hint" is a property of GtkWindow window managers can read to decide how to treat the window. ... void gtk_window_set_wmclass (GtkWindow* window , const gchar* wmclass_name , const gchar* wmclass_class ); . ...

... 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 ....

XMM-Newton Science Analysis System Page: 1 ommodmap August 16, 2005 Abstract Creates and applies a `modulo-8' xed pattern noise tile. ... 3.1 The origin of the mod-8 xed pattern noise The useable imaging area of the OM CCD detector is 256 by 256 physical pixels. ... This is then taken as the spatial layout of the pixel x-boundaries in the same mod-8 tile in the science image and the science image is resampled to a grid of evenly spaced pixels. ... OM OSW modulo-8 map (if requested) 2. ...

ARCSAT ID NUMBER: AS07 DESCRIPTIVE TITLE: Time Domain Studies of Transients and Variable Stars PI: Guy Stringfellow OBSERVER(S): Guy Stringfellow, CU undergrads TBD UNCERTIFIED ... CU undergrads COLLABORATORS: CONTACT INFORMATION: Guy.Stringfellow@colorado.edu 303-506-3160 cell NUMBER OF WEEKS REQUESTED: 3 TIME REQUESTED: Requires Dark time and time cadence ~monthly Run 1: July 13 (alternate: ... Based on our previous ARCSAT observations, we now have an 11-tile grid covering M31. ...

... Bad Astronomy . ... Bitesize Astronomy . ... Last week's Snack talked about how black holes can affect the environment around them in such a way as to be very bright . ... It's a common misconception that black holes always have matter swirling into them. ... As this matter gets closer and closer to the black hole it piles up and a large, fairly flat disk forms. This is called the accretion disk , because matter from this disk accretes (that is, falls in) on the black hole. ... 2008 Phil Plait. ...

Next: *pllist* - Look at Up: Regions and Source Parameters Previous: Regions and Source Parameters . ... cl> xray xr> ximages xi> plcreate region description: c 6930 9390 240 reference image file or 2 dims for mask: xdata$rp110590.qp output mask data file [root.pl]: rp110590 # =rp110590.pl file . ... xi> plcreate region descriptor: saoimage # default output file from SAOimage reference image file or 2 dims for mask: xdata$rp110590.qp output mask data file [root.pl]: rp110590 # =rp110590.pl file . ...