... Armagh Observatory received many telephone and internet reports from members of the public regarding sightings of a bright meteor or fireball which crossed over Northern Ireland in the early morning of Sunday, 10th October. ... Account: I was driving on the main Armagh/Portadown Road travelling towards Richhill when the sky in front of me was lit up by a couple of very bright flashes of light which were followed by a trail of white light. ... The trail faded over approximately 20 seconds. ...

... Observing . Observing details . ... PPTA timeline . ... List of projects . ... Editing this wiki . ... GWsim . ... Description of behaviour of scatter - see "summary of GWsim results" on venice. ... It appears that even though ensemble averaging over anywhere from 1-50 Universes drastically reduces the amount of scatter in the plot, it does not change the significance by a large amount (Sig = 13.1 for 1 Universe, 13.75 for 50). ... We can easily reduce the amount of scatter in plots such as: . ...

... previous | GPI Data Pipeline 1.0 documentation . ... Observed Effect and Relevant Physics: . ... Image persistence is effect of the observed flux of previous images impacting the following observations as an elevated dark current (see Figure 1). ... Persistence removal is performed using the ?Persistence Removal of previous images? primitive. ... This primitive must not be run on flexure-corrected data as the persistence is derived from the previous image and will not change with elevation. ...

... Home Observing UACNJ-Jenny Jump State Park . ... Clear Sky Chart . ... Beyond New York City . ... Observing Resources for Amateur Astronomers - Part 1: Beginning Observers . ... A History of the First Forty Years of the Amateur Astronomers Association . ... Amateur Astronomers Medal . ... UACNJ has an excellent facility in Jenny Jump State Park in northwestern New Jersey that is available to the member clubs. ... 2016 Amateur Astronomers Association of New York Designed by Press Customizr Powered by...

Astronotes Armagh Planetarium's Stellar Blog! ... Comets and Asteroids . ... Space Flight . ... November . ... By admin September 26, 2012 Posted in: Comets and Asteroids . Comet ISON is revealed.( ... Comet ISON.'s orbit and position on 25 September 2012.( ... The comet€а will reach its closest point to the Sun, perihelion in late November 2013.Then it is expected to whizz around the Sun a mere 1.1 million km above its surface making Comet ISON one of that class of comets called€а Sungrazers. ...

In this gallery are many images of Low Surface Brightness Galaxies which have recently been discovered and analyzed. ... The central surface brightness of this galaxy is 24.28 . Malin 2 This galaxy is another huge disk galaxy with a scale length of 15 kpc and a redshift of 15000 km/a. The high surface brightness knot in one of its spiral arms actually has the same color, luminosity and H-alpha equivalent width as the entire Large Magellanic Cloud . ... Truly it is a Low Surface Brightness Galaxy. ...

... BigStarCatalogExtension::StarWrapper< Star > Class Template Reference . StarWrapper (const SpecialZoneArray < Star > *a, const SpecialZoneData < Star > *z, const Star *s) . ... getJ2000EquatorialPos (const StelCore *core) const . ... getVMagnitude (const StelCore *core, bool withExtinction=false) const . ... getSelectPriority (const StelCore *core) const . ... getInfoString (const StelCore *core, const InfoStringGroup &flags) const . ... getEquinoxEquatorialPos (const StelCore *core) const . ...

... Tonight's Sky . ... The Magazine . ... Observing . ... The double star 54 Leonis, spiral galaxy NGC 3198, and emission nebula NGC 3199 . ... Astronomy for Kids . ... Observing springtime deep-sky objects with a large telescope . ... Bright planets meet at dusk . ... Astronomy magazine subscribers can read the full article for free. ... Get instant access to subscriber content on Astronomy.com! ... Receive news, sky-event information, observing tips, and more from Astronomy's weekly email newsletter....

... 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. ...

... ASRAS Board Members . ... Site . ... ASRAS Board Positions . ... President - . ... The president has many responsibilities like running monthly meetings, running the monthly board meeting, representing ASRAS at local events like star parties, planetarium events, RMSC events, the monthly newsletter presidents message, etc .. ... The Vice Presidents position is mainly to assist the president and back them up if they cant make a major function like a general meeting or write the newsletter pres message...

Dear PALFA consortium members, Today's observing session was remarkably low on both RFI and pulsar candidates. We do not even have a re-detection to report, although the test pulsar was detected normally in all beams. ... Cheers, Shami ----------- obslog.07apr05.txt --------- P2030 Observing Notes, 7 Apr 2005, Ramesh Bhat and Shami Chatterjee Observe B1933+16 (test) in each beam: okay. Start catalog observing: 5:55 AST Power levels start to dip on Galactic plane: adjust power levels. ...

... Separated by about 14 degrees (28 Full Moons) in planet Earth's sky, spiral galaxies M31 ,left, and M33 are both large members of the Local Group, along with our own Milky Way galaxy. ... Here in the Milky Way galaxy we have astronomical front row seats as M81 and M82 face-off, a mere 12 million light-years away. ... The stars are not alone. ... Antares Rocket Launch . ... M45: The Pleiades Star Cluster . ... Have you ever seen the Pleiades star cluster? ... Galaxy Cluster Abell 1689 Deflects Light ...

... Norm Oberle being reflected by one of his . ... The 31" mirror at the . ... It was through Norm's classes that I made my own two telescope mirrors described elsewhere on this site. ... Soon he made his first first telescope. ... Norm was one of the charter members and organizers of Cuyahoga Astronomy Club and its first president. ... In 1968, Norm formed the LEAP Project (Lake Erie Astronomical Project) partially an out growth of the telescope making class and astronomy meetings at the planetarium. ...

... The Galactic low-mass X-ray binary GS 2023+338 was discovered during the burst on May 22, 1989 with the Japanise satellite Ginga (aka Galaxy). The flux reached 17 crabs (this unit of flux measurement is an bright X-ray source, Crab Nebula) at 10-35 keV. ... No other radio telescope worldwide carried out multi-frequency measurements. ... Upon 14 days the radio flux fell below the detection level at the RATAN-600 in relation to the decrease of the X-ray flux. ...

Once students get the hang of it, they can find and measure the brightness of Delta Cephei in a few minutes. ... of Delta Cephei . ... Oct. ... The following table lists the measurements of Delta Cephei made by one amateur astronomer in autumn 1990. ... 4.0 . ... This activity is a simplified version of one that appeared in Hands-On Astrophysics, a series of activities prepared by the American Association of Variable Star Observers with support from the National Science Foundation. << previous page | ...

... Science . ... Science Users Information > Science Activities > PhD Thesis Topics offered by ESO Faculty Members . ... Science Users Information . ... Data Handling and Products . ... Science Data Products Forum . ... ESO Data . ... ESO Data Access Policy . ... ESO Science Newsletter . ... ESO astronomers often are working on scientific programmes and data sets that are suited for PhD theses. This page gives an overview over what is currently offered by Faculty astronomers. ... Thesis topic . ...

The 14 th International Astronomy Olympiad has been held successfully in Hangzhou (China) on November 8-16, 2009. ... There were 17 teams participated and 1 team observed in the XIV IAO: . ... Sunday, November 8 - Day of arrival . ... Thursday, November 12 - Day of excursions . ... M. G. Gavrilov (IAO Chairman) - Chairman, . J. Zhu (Beijing, XIV IAO-2009 and X IAO-2005 LOC Chairman), . ... Dr. Michael G. Gavrilov, Founding Chairman and Coordinator of the International Astronomy Olympiad (IAO) . ...

MAIN PAGE . ... Nova Cygni August 1975! ... 1975/76: Comet West! ... Dr. Richard West (4th from left) & AAL members visiting SES Betzdorf on occasion of our club's 25th anniversary - October 1996 . Comet West Information . ... It was the brightest comet visible from Earth since Comet West in 1976. ... 1997: Comet Hale-Bopp! ... Thus Comet Hale-Bopp never got closer to Earth than Earth gets to the Sun. ... Comet Hale-Bopp JPL Page . ... 1999: Total solar eclipse over Luxembourg! ...

The Discovery of the Galilean Satellites . ... Probably the most significent contribution that Galileo Galilei made to science was the discovery of the four satellites around Jupiter that are now named in his honor. Galileo first observed the moons of Jupiter on January 7, 1610 through a homemade telescope. He originally thought he saw three stars near Jupiter, strung out in a line through the planet. ... Galileo's Observations of Jupiter's Moons . ... Jupiter . ...

lsst.tcc љ 1.2.2-3-g89ecb63 . ... Classes . Files . ClassљList . ... Weath . ... tcc::Weath Class Reference . include < weath.h > . ... computeRefCo (double &refCoA, double &refCoB, double wavelen, double elev, double lat) const . ... Definition at line 9 of file weath.h . ... double tcc::Weath::airTemp . ... double tcc::Weath::humid . ... double tcc::Weath::press . ... double tcc::Weath::primBackFrontTemp . ... double tcc::Weath::primFrontTemp . ... double tcc::Weath::secBackFrontTemp . ...