... Andromeda Island Universe . ... The most distant object easily visible to the unaided eye is M31, the great Andromeda Galaxy some two million light-years away. ... Thin Rings Around Polarized Saturn . ... How thin are the rings of Saturn? Brightness measurements from different angles have shown Saturn's rings to be about one kilometer thick, making them many times thinner, in relative proportion, than a razor blade. ... M83: The Southern Pinwheel Galaxy from VLT . ... Apollo 17: Last on the Moon . ...

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• Changes in Angular Mars

. Sitemap . Contact . Search . Armagh Observatory, College Hill, Armagh BT61 9DG, +44 (0)28 3752 2928 . by . Enric Pall . Big Bear Solar Observatory . A colloquium presented at Armagh Observatory on 2006 February 1st. The slides from this presentation are available in the following formats. HTML in your browser . PDF file - 14MB . Quicktime movie - 9MB . Macromedia Flash - 9.7MB . MS Powerpoint - 12MB . Last Revised: 2009 December 17th .

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• Latest News

... Follow the steps described below in order to make a change to an investigator's email address. Navigate to the program information web page for one of the investigator's observing programs and then click on the Investigators link. ... Select Profile Request and then work through the ProPer interface for changing a person's profile. Once you have completed the profile change, ProPer will display this page which shows that a change confirmation email has been sent to the investigator. ...

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• February 1999--Reference File Updates
• Archive for February
• Archive for December

... Site . ... Main.Group . ... March 12, 2015, at 11:42 AM by ?: ... November 16, 2011, at 01:43 PM by ankur ? ... February 06, 2011, at 04:21 PM by JKhoo ? Changed to in the awk command. ... December 16, 2010, at 10:40 AM by ankur ? ... October 13, 2010, at 11:45 AM by ankur ? ... August 24, 2010, at 06:02 PM by ankur ? ... July 26, 2010, at 03:58 PM by ankur ? ... November 26, 2009, at 11:54 AM by ankur ? ... March 17, 2009, at 06:01 PM by jkhoo ? ... Pulsar Surveys . ... Pulsar Groups . ...

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• VSOP Observing Schedule
• VLBI Wiki | Main / Telecon2009Dec02
• lbaops:telecon2009dec02 [ATNF VLBI Wiki]

... 2005 December 21 . Sunrise by Season . ... Explanation: Does the Sun always rise in the same direction? ... As the seasons change, the direction toward the rising Sun will change, too. The Sun will always rise and set furthest to the south during the day of Winter Solstice , and furthest to the north during Summer Solstice. ... In many countries, the Winter Solstice brings a change in season , as it is the first day of winter in the North. ... About APOD | ...

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• APOD: 2008 July 14 - Changes in Angular Mars
• APOD: 2000 February 18 - Neptune through Adaptive Optics
• APOD: December 31, 1996 - Io Rotating

... April 04, 2016, at 05:03 PM by jsy1001 ? ... April 23, 2013, at 04:45 PM by jsy1001 ? ... February 06, 2013, at 03:34 PM by jsy1001 ? ... MROIFastTipTilt . December 03, 2010, at 12:34 PM by jsy1001 ? ... November 18, 2010, at 03:42 PM by jsy1001 ? ... October 28, 2010, at 05:31 PM by jsy1001 ? ... September 20, 2010, at 10:27 AM by jsy1001 ? ... August 06, 2010, at 12:34 PM by jsy1001 ? ... Printable View of http://www.mrao.cam.ac.uk/projects/OAS/pmwiki/pmwiki.php/MROIFastTipTilt/RecentChanges) ...

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• OptInt PmWiki : Site / All Recent Changes
• OptInt PmWiki : Recent Changes
• OptInt PmWiki : All Recent Changes

... Tonight's Sky . ... SUN MOON MERCURY VENUS MARS, JUPITER SATURN . ... Observing . ... Why do the constellations and the Moon appear upside down from the Southern Hemisphere? ... From the Southern Hemisphere, any object or constellation that lies near the celestial equator (the imaginary line that divides the northern and southern halves of the sky) would appear both upside down and reversed left to right compared to a northern perspective. ... Get instant access to subscriber content on Astronomy...

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• How were the constellation boundaries set? They appear pretty arbitrary. |
• Can you explain Mercury's retrograde motion? Do other planets appear to do this
• Why do aurorae appear strongest within rings centered on Earth's poles instead

... Recent Topics . ... MAO main . ... December Issue: World Changing Ideas . ... Тема: December Issue: World Changing Ideas . To view this email as a web page, go here. links.email.scientificamerican.com/servl.. ODAyMzY2Njk2S0 =0 . ... World Changing Ideas . ... Since 1845, Scientific American has chronicled ideas and inventions that have changed the world. ... Board Categories MAO main - Info - MAO - news - Flame Technical - Technical Support(Forum)(Техподдержка(Форум)) . ... MAO NASU . ...

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... Bad Astronomy . ... I think I will break from my usual format of Bad Astronomy/ Good Astronomy by saying that the way we define seasons currently is not strictly bad, but I feel (in my opinion!) that it could be better. The definition of when the seasons begin is at the moment of solstice or equinox; that is, winter (in the north) starts on December 22 nd and summer starts on June 22 nd . ... Now imagine breaking up the Sun's 46 degree up-and-down yearly swing into 1 day intervals. ...

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• Phil Plait's Bad Astronomy: Bitesize Astronomy

Astronotes Armagh Planetarium's Stellar Blog! ... Space Flight . ... Posted on April 30, 2014 | ... Continue Reading.. Posted on March 21, 2014 | ... 1 Comment Mars, our rusty, red neighbour, has long since been a source of fascination for star-gazers, scientists and science fiction fans. ... 2 Comments The year 2014 could see the first 3D printer brought into space, the first fare-paying passengers leave Planet Earth on the Virgin Galactic and the first test mission of a [ ] . ... First Name . ...

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• stars | Astronotes
• Orion | Astronotes
• Venus | Astronotes

The following list contains links to examples of the FITS-headers used in various versions of CIMAFITS: . CIMAFITS pre-1.00 version - used 16 September 2004 - 3 February 2005 . ... CIMAFITS version 1.01 ( bug fix only - no format change) - used 22 February 2005 - 25 May 2005 . ... CIMAFITS version 1.04 ( bug fix only - no format change) - used 10 May 2006 - 8 February 2007 . CIMAFITS version 1.05 ( bug fix only - no format change) - used 8 February 2007 - 15 February 2007 . ...

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• changing rolling surface
• The Pleiades
• Spanish Names (Puerto-Rican Variant)

... new: . ... Python 2.6.2 + most up-to-date modules (December 2009) . ... pyQC script structure . ... The current installation of python and its associated modules on our DFO machines is extremely old (i.e. python 2.4.2 was released in Sept. ... The new python executable lives in: /qcdp/bin/python . ... The first figure shows the execution times for the old python installation, while the second figure shows the execution times based on scripts running the python 2.6.2 installation with the new modules...