... 2005 April 20 . Barnard's Loop Around Orion . ... Explanation: Why is the belt of Orion surrounded by a bubble? Although glowing like an emission nebula , the origin of the bubble, known as Barnard's Loop , is currently unknown. ... Just to the right of the lowest star in Orion's belt is a slight indentation in an emission nebula that, when seen at higher magnification , resolves into the Horsehead Nebula . To the right of the belt stars is the bright, famous, and photogenic Orion Nebula . ...

... APOD: 2008 April 2- Globular Cluster M55 from CFHT . ... Credit: Jean-Charles Cuillandre (CFHT), Hawaiian Starlight , CFHT Explanation: The fifty-fifth entry in Charles Messier's catalog, M55 is a large and lovely globular cluster of around 100,000 stars. ... This stunning color image was made with the 3.6 meter CFHT telescope and spans about 100 light-years across the globular cluster M55. ... April . ... Publications with keywords: globular cluster - CFHT Telescope . ... Globular Star Cluster M3 ....

For circular orbits around Earth, we found . ... The distance of a satellite from the center of Earth in meters is an inconveniently big number, even before we raise it to the 3rd power. ... SQRT (25 638 838) = 5063.5 From this . ... T= 5063.5 seconds SQRT(r') 3 = 5063 sec r'SQRT=(r') . This is the practical form of Kepler's 3rd law for Earth satellites. ... International communication satellites are in the equatorial plane of the Earth and have orbits with a 24-hour period. ...

O ptimal transport : T heory and A pplications . ... This is a web site of the research project Optimal transport: Theory and applications to cosmological reconstruction and image processing (OTARIE) supported by the French National Research Agency ( Agence nationale de la recherche ) under contract ANR-07-BLAN-0235 . ... Optimal transport is a mathematical subject connecting the fields of optimization, partial differential equations, and dynamical systems in finite and infinite dimensions. ...

... 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 . ...

... Armagh Planetarium . ... Our Galaxy . ... Universe . ... For those of you that are still bearing the psychological scars from PlutoтАЩs demotion from planet to dwarf planet a decade ago, here is news that may add salt to [ ] . ... In 2015 Armagh PlanetariumтАЩs website (including Astronotes) received well over 2.6 million page views (and over 75 million web hits*) from all over the world. ... Here you will find the latest news and views from the fascinating worlds of astronomy and space exploration....

... 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 . ...

... Also, let a, b and c be the lengths of its three sides-- a of the side across from A, b of the one across from B, and c the longest one, across from C. Two useful ratios associated with the angle A ("trigonometric functions of A ") are . The sine of A sin A = a/c (involving the side a across from A ) . The cosine of A cos A = b/c (involving the side b besides A ) . ... The tangent of A . ... Calculators usually have a button " tan " which, if you punch in the angle, gives you the tangent. ...

... 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. ...

On the left in the above image is the April 2000 STIS 50ccd image of GRB 000301C, on the right February 2001 50ccd image. The field of view in each case is approximately 3."5 from East to West (left to right). ... The OT of GRB 000301C is clearly visible in the south-east corner of the image of the April 2000 image. ... The field of GRB 000301c was reobserved by the Hubble Space Telescope using the STIS camera in open (50CCD) mode on the 25 Feb 2001, or nearly one year after outburst. ...

... 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. ...

... Each day a different image or photograph of our fascinating universe is featured, along with a brief explanation written by a professional astronomer. April 30, 1999 . Solar Shock Wave . Credit: Barry Reynolds (Perth, Australia) and the SOHO - EIT Consortium . ... On planet Earth, observer Barry Reynolds photographed the expanding shock front (left) in the light emitted by hydrogen atoms at the solar surface. ... About APOD > . ...

... Recent Topics . ... MAO main . ... Invitation to submit to Remote Sensing Applications: Society and Environment . ... Call for Papers: New Journal Submit to Remote Sensing Applications: Society and Environment Find out more . We are very thankful for the many positive responses we've received after the introduction of Remote Sensing Applications: Society and Environment . ... MAO NASU . ...

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 . ...

According to the # 7.1. of the Acting Statutes/Regulations on the International Astronomy Olympiad there should be an Authorized National Representative (Astronomical) Organization (ANRAO) in every participating state: A national astronomical society, a department (section) of the EAAS or IAU in the state, a leading observatory, an astronomical department of a leading university, a ministry of education or another appropriate competent institution. ...

Up: Software Systems and Tools . Previous: CIRSI Data Reduction System - CIRDR . ... A parallel algorithm applicator has recently been added to the AIPS++ system. ... This demonstration will show the first use of this class to deconvolve a large spectral line cube within AIPS++. ... The Algorithm (Clark CLEAN) processes receive a plane from the dirty image and deconvolution parameters from the Applicator, deconvolves the image, and send the results back to the Applicator. ...

reu-program@naic.edu . ... The Arecibo Observatory in Puerto Rico invites applications for its undergraduate summer research progrm. Students selected for the program will work with staff scientists on projects related to ongoing research or instrumentation development. ... Applications for the REU program should be made via the online form. ... After email verification, we will send you a link to upload your supporting documents. ... Online Application Open . ... Online Application Deadline . ...

... Sun's commitment to open systems and quality products means that I can have confidence in running my entire company on their architecture, from technical applications that empower our engineers and scientists to enterprise-wide solutions that keep the business running!' ... Open systems open new possibilities. ... And because Sun systems are already the popular choice of the petroleum industry, software vendors typically develop new applications for our platform first. ...

... Science . ... Science Users Information > Science Publications > Science Announcements > Applications ERC Starting Grants Hosted at ESO . ... Observing Facilities . ... ESO welcomes applications from qualified researchers wishing to conduct their frontier research at ESO with the support of one of the prestigious European Research Council ( ERC ) grants in the Starting Grant category. ... The ESO application serves as a preliminary step to grant the host approval that is required by the EU. ...

Semiconductor Home > Products > Mixed Signal and Analog > CCD IMAGERS Family > . TC213, 1024- X 512-PIXEL CCD IMAGE SENSOR . ... The TC213 is a frame-transfer charge-coupled device (CCD) image sensor that provides very high-resolution image acquisition for image-processing applications such as robotic vision, medical X-ray analysis, and metrology. The image format measures 12.00 mm horizontally by 6.12 mm vertically; the image-area diagonal is 13.5 mm. ... 13.5-mm Image-Area Diagonal . ...