... Armagh Observatory, College Hill, Armagh BT61 9DG, +44 (0)28 3752 2928 . ... meteors impacting the Earth's upper . ... The Armagh Observatory is opening its doors on Monday 13th December for an evening of meteor observing to capture the Geminid meteor shower. ... They may be seen at any time during the period 7-17 December, appearing to come from a point in the sky known as the radiant, located near the two bright stars called the "twins", Castor and Pollux, in the constellation of Gemini. ...

Astronotes Armagh Planetarium's Stellar Blog! ... August . ... Posted on December 1, 2011 | No Comments St Patrick?s Academy in Dungannon is hosting a fantastic public event for stargazers this Saturday evening. This local school has its own observatory and astronomy club for the students [ ] . Continue Reading.. Posted on November 17, 2011 | ... Posted on October 10, 2011 | ... Posted on September 29, 2011 | ... Posted on August 18, 2011 | ... Posted on June 21, 2011 | ...

... Current APO Weather . ... Search Site . ... Information for New Users . ... Technical Staff pages . Night Logs and Mailing Lists (maintained by APO) . ... Technical Documents and Database Search . ... Observer's Documentation and Procedures . ... Problem Reporting and APO Technical Documents Database Search . ... APO Drawing/Document Management Procedures . ... APO Technical Documents Database Search . Home Astrophysical Research Consortium . ... Mail Lists (maintained by APO) . ...

... Science . ... Science Users Information > Science Publications > Science Announcements > CRIRES+ Passes PDR and Optical FDR . ... Observing Facilities . ... Observing with ESO Telescopes . ... Data Handling and Products . ... News and Updates . ... The upgrade project ( CRIRES+ ), which will significantly expand the scientific capabilities of CRIRES, recently achieved two major milestones: optical Final Design Review (FDR) in June 2015 and Preliminary Design Review (PDR) in September 2015. ...

... It was discovered that it would pass about 0.02 AU (about 3 million miles) from the Earth on 1998 August 11 --- close enough to be observed by the Arecibo Planetary Radar and (at much lower S/N) by the Goldstone Solar System Radar. ... Even at this distance, the Arecibo Planetary Radar can obtain images at up to 7 meter resolution. ... This delay-Doppler image of asteroid 1998 ML14 was taken on UTC 1998 August 15 12:45. ... A higher-resolution image taken on Aug 16. ... The Arecibo Observatory . ...

... ASRAS HOME . Radio Astronomy . ... About ASRAS . ... Our Observing Site . ... 2015 Mees Tour Guides . ... We're offering Regular Tours (a presentation on astronomy geared to a general audience, followed by a tour of the observatory and (hopefully!) observing of several objects, which may include the Moon, planets, nebulae, star clusters and perhaps galaxies), and Kids' Tours (a more interactive presentation specially aimed at youngsters plus the observatory tour and observing) as in prior years. ...

... A Cerro Tololo Sky . ... Peering into a dusty nebula in nearby galaxy the Large Magellanic Cloud, infrared cameras on board the Spitzer Space Telescope recorded this detailed view of stellar nursery Henize 206 filled with newborn stars. The stars appear as white spots within the swirls of dust and gas in the false-color infrared image. ... Scattered debris from a cosmic supernova explosion lights up the sky in this gorgeous composited image based on data from the Hubble Space Telescope. ...

STIS Instrument Handbook for Cycle 24 . ... Space Telescope Imaging Spectrograph Instrument Handbook for Cycle 24 > Chapter 2: Special Considerationsfor Cycle 24 > 2.8 Prime and Parallel Observing: MAMA Bright Object Constraints . ... To protect the instrument, we have established limits on the maximum count rate at which the detectors may be illuminated. These count rate limits translate into a set of configuration-dependent bright object screening magnitudes. ...

... SEARCH ASP SITE: Match ALL words Match ANY word . ... Comet Hyakutake wowed us this spring [see Guest Observer, May/June, p. 11]. ... The best time to observe a meteor shower is after midnight, as your nighttime location moves head-on into the path of the cometary debris. ... As observers, we are interested in the number of Perseids per time interval. ... Tabulate the number of meteors observed per interval, and make sure to label the table with the local time and date of each interval. ...

... August 8, 1999 . Comet Hale-Bopp Over Val Parola Pass . ... Here Comet Hale-Bopp was photographed above Val Parola Pass in the Dolomite mountains surrounding Cortina d'Ampezzo , Italy. Comet Hale-Bopp 's blue ion tail was created when fast moving particles from the solar wind struck expelled ions from the comet's nucleus. The white dust tail is composed of larger particles of dust and ice expelled by the nucleus that orbit behind the comet. ... About APOD > . ...

Crater Gassendi . ... I made this drawing was made on the 26th of november 2001. If you compare this one with the previous drawing of Gassendi (below) the differences are clear. ... This drawing was made on the 28th of september 2001. After nearly a full month without observations I had a one hour gap between the thicker clouds. ... This drawing was made on the 29th of august 2001. ... This drawing was made on the 27th of august 2001. ... This drawing was made on the 25th of august 2001. ...

RADIOASTROPHYSICAL DEPARTMENT • INSTITUTE OF SOLAR-TERRESTRIAL PHYSICS RAS SB . ... SSRT - Possibilities of observing . ... Investigations of the SSRT 5.7 GHz radio maps in conjunction with images obtained in other emission ranges, suggested the following conclsions: . ... Solar images obtained in line H a ;(on the left, 16:11 UT, Big Bear observatory) and in the microwave emission (on the right, 04:04 UT, SSRT) 4 march 1997 . ...

... This year's eclipse is unique in duration. ... Although, at the present time, there are 6 solar observatories belonging to leading space agencies in orbit around the Earth, the eclipse of 22 July, 2009, will only be seen by two of them: the Russian CORONAS-PHOTON satellite equipped with TESIS telescopes and Japan's HINODE satellite fitted with an XRT space telescope. ... TESIS will be the first of the two devices (and the very first on Earth) to witness the solar eclipse. ...

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... Apr 14, 2016 - Monthly Meeting . ... The Amateur Telescope Makers of Boston, Inc. ATMoB) is an astronomy club devoted to telescope making, observing, and studying the heavens. ... CURRENT MOON . ... April Sky . ... Lyrids Meteor Shower . ... Sources: NASA JPL Space Calendar , StarDate Online , Sky Telescope , Harvard-Smithsonian Center for Astrophysics , RASC Observer’s Handbook , Abrams Planetarium Sky Calendar and Astronomy Magazine . ... Copyright (c) Amateur Telescope Makers of Boston, Inc. ...

... Home Gallery Club Events Pulkovo Observatory, St. Petersburgh, Russia . ... Clear Sky Chart . ... Beyond New York City . ... Pulkovo Observatory, St. Petersburgh, Russia . ... Observing Resources for Amateur Astronomers - Part 1: Beginning Observers . ... Observing Resources for Amateur Astronomers - Part 3: Advanced Observers . ... A History of the First Forty Years of the Amateur Astronomers Association . ... 2016 Amateur Astronomers Association of New York Designed by Press Customizr Powered by ....

You Can Make Stellar Images Brighter . Articles | ... A few months ago I wrote an article titled "You Can’t Make Them Brighter". So why am I now writing that you can make them brighter. ... The image of a focused star is actually a small disk called the Airy disk, named after the 19 th century scientist Sir George Airy. ... For a given aperture, a smaller Airy disk means that the light is focused to a smaller disk and is therefore brighter. ... www.astronomy.net . About Astronomy Net | ...

... The most spectacular view however is from space, where large areas of aurora can be observed simultaneously, even the entire polar cap. ... Such pictures often show a continuous ring of aurora around the polar cap (picture above), caused mostly by electrons leaking out along magnetic field lines, from the plasma sheet of the Earth's magnetic tail. ... Field lines from the auroral oval are believed to lead to the plasma sheet. ... A near-Earth circular polar orbit has many uses. ...

... Tonight's Sky . ... The Magazine . ... Observing . ... Magazine . ... Gravitational wave search provides insights into galaxy evolution and mergers . ... The double star 54 Leonis, spiral galaxy NGC 3198, and emission nebula NGC 3199 . ... Astronomy for Kids . ... Neptune shines at its brightest . ... Get instant access to subscriber content on Astronomy.com! ... Receive news, sky-event information, observing tips, and more from Astronomy's weekly email newsletter. ... Astronomy Magazine . ...

. Pulkovo Observatory of Russian Academy of Sciences is situated . near Saint-Petersburg. It was founded in 1839. 196140, Saint-Petersburg, Pulkovskoye chaussee 65/1 . English version . Russian version . This page has been accessed times since May 1, 1999.