Return to Hidden Hollow 2008 Info . ... A few thousand stars resolved through a small telescope. ... Special thanks go out to Tammy Plotner and her Hidden Hollow associates from the Richland Astronomical Society who organized this event. ... It is nice to see that they are providing us with all of the essentials. ... Ron Ravneberg is an amateur astronomer, telescope builder and long-time member of the Columbus Astronomical Society. ... Phil Creed is an active participant in amateur astronomy. ...

TUI supports the following offsets: . Object Arc offset by a given amount on the sky (i.e. along the arc of a great circle). ... Arc offsets are useful for moving a different portion of your object or a different nearby object onto the boresight . ... Object Arc XY this is identical to an Object offset except that it has been rotated to align along the instrument x-y axes. ... This is just like the Calibration XY offset, except that it is typically cleared when you slew to a new object. ...

... no comet has been observed with an orbit that indicates that it came from interstellar space, . ... From this he proposed that comets reside in a vast cloud at the outer reaches of the solar system. ... Unfortunately, since the individual comets are so small and at such large distances, we have no direct evidence about the Oort Cloud. ... T he Kuiper Belt is a disk-shaped region past the orbit of Neptune roughly 30 to 100 AU from the Sun containing many small icy bodies. ... Small Bodies .. ...

... P1239 Date Received: 1998-Nov- 2 13:53:12 Technical Page Proposal Type: Short General Category: Pulsars Observation Category: Total Time Requested: 20 Hours Proposal Title: Are globular cluster and Galactic pulsars di erent? ABSTRACT: Pulsars in globular clusters, being distant and weak radio sources, are diфcult objects to observe. ... Even though they are likely to be recycled, the globular cluster pulsars do not seem to share the same formation scenario as the recycled pulsars in our Galaxy. ...

Among the functions the Cluster Database supplies the tclets are usefull tool for various researches (for example, for identification of radio and of optical sources). ... Three type of object are present on the picture: . ... To place the current object under all other click on left mouse button. To remove the object click on right one. ... You can switch off/on all objects of some type by clicking on the Control window buttons: "Galaxies", "FIRST radio objects" or "NVSS radio objects". ...

... Bad Astronomy . ... Bitesize Astronomy . ... Bad Astro Store . ... Slacker Astronomy . ... Keep Bad Astronomy close to your heart, and help make me filthy rich. ... Life Under the Moon . ... Seeing Jupiter's Moons . ... Time Zones and the Spherical Earth . A Companion to the Earth? ... December 19, 1999) . ... Big Moon, Little Moon . ... How Big is the Moon? ... 14, 2000) . ... 2008 Phil Plait. ... Subscribe to the Bad Astronomy Newsletter! Talk about Bad Astronomy on the BA Bulletin Board! ...

... Structure of Data . ... Catalog . ... In SAI OCL Catalog, we introduce our work on investigation of the Milky Way system of open star clusters. The main goal of our study is a search for new clusters using huge surveys. 168 new clusters have been already discovered by us using J,H,Ks data from 2MASS point source catalog. ... For 141 new clusters, we found their physical parameters using J,H,Ks data from 2MASS catalog and, for a number of clusters, our UBVRI CCD observational magnitudes. ...

Andromeda Nebula. In the XVIII century the great English astronomer William Gershel included this galaxy into the observed stars congestions. ... What is this nebula interested for? It is a great spiral galaxy 1,5 times more than our galaxy - The Milky Way. The Milky Way and Andromeda Nebula are the greatest objects of the local group of galaxies. ... Andromeda Nebula is not the nearest galaxy to ours but its structure looks like the structure of our Galaxy. ...

... Radiation mechanisms of astrophysical objects: classics today . ... Saint-Petersburg is the 2n d largest city in Russia located on the Neva River at the head of the Gulf of Finland on the Baltic Sea. Founded in 1703 by Tsar Peter the Great Saint Petersburg was the imperial capital of Russia until 1918. The meeting will be held in the Conference Hall of historical building of the Saint-Petersburg State University - Twelve Collegia. ... Conference program . ... Conference location . ...

... Contacts . 2012: . ... We refined the fundamental parameters of the components, the orbital periods, and the conditions of photospheric heating of the secondary component by the ultraviolet radiation of the hot component. ... The observations of the star clusters associated with ultra-luminous x-ray sources (ULXs) in four galaxies on the 6-meter and VLT telescopes have shown that all the ULXs are located within 200pc of very young star clusters (younger than 5 million years). ... Archive . ...

... Classes . ... Nebula Class Reference . ... getInfoString (const StelCore *core, const InfoStringGroup &flags) const . ... getCloseViewFov (const StelCore *core=NULL) const . ... getVMagnitude (const StelCore *core, bool withExtinction=false) const . ... getSelectPriority (const StelCore *core) const . ... getEquinoxEquatorialPos (const StelCore *core) const . ... getJ2000GalacticPos (const StelCore *core) const . ... getPositionInfoString (const StelCore *core, const InfoStringGroup &flags) const . ...

... 8, ``Celestial Mechanics'', 2002 Formation and migration of trans -- Neptunian objects S. I. Ipatov 1;2 1 Institute of Applied Mathematics, Moscow, Russia 2 NASA/GSFC, Greenbelt, USA We support the Eneev's idea [1] that the largest (with diameter d?100 km) trans ­ Neptunian objects ( TNOs ) moving now in not very eccentric orbits ... The total amount of water delivered to the Earth during the formation of the giant planets was about the mass of water in the Earth's oceans. ...

NOVAC Newsletter - Reflections On 1982 . Articles | ... Richard Lawson . ... Attending this observation was Nils Thomas, John Huggins, Richard Lawson, Bob Koberg and his kids, David Edwards and Bryan Bloomer. ... Nils, John, Richard and A.J. Piccillo met for the July lunar eclipse. ... Twelve days later Nils, John, Richard, and Ian Babcock attended a scheduled NOVAC observation. ... Attending were Nils, John, A.J., Richard and Blaine Korcel. ... www.astronomy.net . About Astronomy Net | ...

... Contacting and discussing with people sharing your interests, participating in night sky observations with telescopes as well as a large choice of astronomical books, magazines and video-tapes out of our club library. ... A reasonable compromise for observing both planets and brightest deep sky objects ( nebulae, galaxies) are either a 4 to 8 inch mirror telescope ( Newton, Schmidt-Cassegrain ) or a 3 to 4 inch refracting ( lens) telescope. ... Where can I buy a telescope in Luxembourg ? ...

. SOME OF WELL-KNOWN DEEP SKY OBJECTS: . All images taken with 150/695mm homemade Newton reflector + SBIG ST6 CCD camera (falsecolors) . The treasures of Orion - some special images . Some galaxies on the Lion's mane . Messier 98, 99, 100 - three fine galaxies in Coma . NGC 6946 and NGC 6939 - nice galaxy and fine star cluster in one field of view. HOME (Eng) | HOME (Rus)

... Exposure Time Calculator (ETC) . ... ESO - Public Surveys . ... the recommended values to use for DIT, . ... Detector on-chip integration (DIT): seconds. to your chosen value - a separate page gives recommended values to use for DIT - for modes 1 and 2 below you may wish to start with the maximum recommended values as these will minimize the effect of read noise (a total object exposure of Y secs with DIT=X secs will produce Y/X lots of read noise) and give you a lower limit on the time needed. ...

IV International Astronomy Olympiad . ... Text of these problems is available also . ... To solve every problem you may use constants and well-known values you know by heart. ... The apparent diameter of the Moon, as seen from the Earth, is 31'. ... Can you observe a star with magnitude . ... Consider the stars as black bodies. ... Estimate the diameter of a black hole constructed using this patent from a ship with the mass of 5000 tn (1 tn = 1000 kg). ... What stars would you observe this nigth? ...

... Radio Astronomy . ... ASRAS Board Members . ... To see the most up to date news and events happening with ASRAS log in with your user name and password and then click on the Activities page. ... Messier Marathon (Member Observing) CANCELLED Saturday, April 9, 2016 9:00 PM Location:Farash Center Ionia NY . ... ASRAS Members meeting - Friday May 6 at Farash Center - Ionia NY . ... ASRAS Board members meeting - monday May 9 @ Farash Center Monday, May 9, 2016 7:00 PM Location:Farash Center Ionia NY . ...

... Spacecraft . 29b. Satellites looking down . ... 29e. Explorers of distant space . ... The Hubble orbiting telescope. ... The Hubble telescope , in low Earth orbit, overcomes such limitations, in the visible range and in part of the UV. ... So fruitful was this observation that a second "deep field" exposure of such length, near the southern pole of the heavens, was recently conducted. ... Some satellites specialize in observing the Sun, such as the Japanese Yohkoh and NASA's SOHO . ...

... S.P. KOROLEV ROCKET AND SPACE CORPORATION ENERGIA . ... OAO RSC "Energia" . ... History . ... Educational reporting which elucidates the features of the space experiments conduct onboard the station (the ISS inertia tensor, etc.) and ways of the ISS attitude hold, on the attitude sensors and devices defining a space position of science devices, on deformation of the station hull, magnetic measurements, as well as microgravity disturbances onboard the station. ... 2015 JSC "S.P. Korolev RSC "Energia"...