... Small spacecraft bus (SSB) is developed for small spacecraft, operating on near-Earth orbits or interplanetary trajectories (to the Moon, Mars etc.) ... The unit mass is 2.8 kg. Solar sensors with 130x2° FOV, 6 ang. min accuracy, and 2x0.34 kg mass. Star sensor with star-identifying controller, 56° FOV, 3 ang. min accuracy, and 0.51 kg mass. ... SSB is capable to control the spacecraft, including the attitude. ... The bus was fully manufactured for the Cosmos 1 (Solar Sail) project (2005). ...

... Description . Catalog . ... In the Catalog, we publish equatorial (ЮБ 2000 , ЮД 2000 ) and galactic (l,b) coordinates of cluster centers derived as the position of overdensity in 2MASS catalog (Koposov et al. ... Distances, color-excesses and ages are the mean-square values calculated using all available evaluations from different color-magnitude diagrams. ... There are individual pages for every cluster where all available plots and parameters are published. ... 2002). ...

... Up: Future Instruments and Telescopes, Tools . ... New Generation Astronomical Telescopes (NGAT), a class of telescopes designed to be operated remotely and robotically, require efficient methods for communicating images over heterogeneous and low-bandwidth data networks such as the Internet. ... Methods researched thus far involve the classification of astronomical images based on object parameterisation, progressive image transmission, and evaluation of existing image compression schemes. ...

New GCVS Versions for Three Southern Constellations Peremennye Zvezdy (Variable Stars) 27, No. ... We are currently working on a version of the General Catalogue of Variable Stars (GCVS) revised taking into account the new data accumulated since the 4th GCVS edition. ... It will contain all stars of the 4th GCVS edition plus a complete catalogue of the stars added to the GCVS in the Name Lists of Variable Stars Nos. ...

New data - Magnetograms of Geophysical Observatory "Paratunka" 1967-2006 ! ... Solar Activity and Interplanetary Medium . Cosmic Rays . Ionospheric Phenomena . Geomagnetic Variations . Other STP Data . List of CD-ROMs in WDC for STP, Moscow . ... STP Data Online . ... Daily Forecasts of Geomagnetic Activity Geofor , (IZMIRAN) . Weekly Bulletin of Solar and Geomagnetic Activity Forecast , (IZMIRAN) . ... STP Data from other WDC's and Institutes and Observatories: . ...

... adhere to Thinktank's Equal Opportunities policy Person Specification Confident and inspiring communicator with a knowledge of astronomy Can successfully convey complex astronomical phenomena to lay audiences Shows evidence of creativity, and has an innovative approach to science communication Experienced in dealing with the public, community groups , school children specialist interest groups Can differentiate between audiences - adapts to different types and ... Any other black |group | ...

The database contains references to the papers, data files and links to the Internet resources related to measurements and calculations of the optical constants in the wavelength interval from X-rays to radio domain. ... References to some useful books and reviews on the subject (e.g. the classical handbooks edited by E.D.Palik) and links to Internet collections of optical constants and personal WWW pages with related software were also placed in the database. You have arrived at our welcome page. ...

Main . ... About meteorites . Collections . Museum . ... Meteorite descriptions . ... Main menu . ... About laboratory . ... Museum of extraterrestial material . Meteorite collection . Lunar sample collection . Meteorite encyclopedia . Meteorite web resources . ...

... This is possible at modest cost due to the low moments of inertia of the telescope and enclosure. ... This same performance will be achieved in higher winds when the telescope enclosure is facing away from the wind, or by using wind screens. ... The telescope system (MILT) will be remotely operable with an on-site operator's assistance by an astronomer located at one of the ARC member institutions. ... Mean Wind Speed . ... Offsets > 10 deg: 1 arc sec rms max . ... 5 sec max, tracking to tracking . ...

asncombine -- Process and combine images in one or two NICMOS associations asncombine association . ... set to yes to include error planes in co-added images error. background . ... This is useful to use different background subtractions for different images. fheader . set to yes in order to multiply the background by the value of keyword "factor" in the image header. ... Set to yes to use quadrants statistics save in the image header from previous runs of asncombine. regquad1 . ...

. Numerical Recipes Software . Numerical Recipes in C (The complete book On-Line) . Numerical Recipes in Fortran (The complete book On-Line) . One-Line Descriptions of All the Routines . Upgrade Files . Utility programs . Public Domain Software . Last modified: September 4th 1995 . Comments to: Mauri.Puoskari@oulu.fi .

... Beautiful Nebula discovered between the Balance [Libra] the Serpent [Serpens] ..." begins the description of the 5th entry in 18th century astronomer Charles Messier's famous catalog of nebulae and star clusters. ... South Pole Star Trails . ... The Milky Way Over Monument Valley . ... Curiosity Before Mars: Seven Minutes of Terror . ... In the center of star-forming region 30 Doradus lies a huge cluster of the largest, hottest, most massive stars known. ... Pink Aurora Over Crater Lake . ...

RTT150 . ... This optical scheme is similar to 1:7.7 system but has the different parameters of secondary mirror 2 and corrector 3. Primary mirror 1 reflects light to the secondary mirror 2 which collects it on the focal surface of system. Lens corrector 3 is placed between focal surface and the secondary mirror which allows to obtain large flat linear field of 100 mm diameter. Focal length, mm . ... Linear field of view, mm . ... Angular field of view . ... 0.039 mm, %, at least . ...

Atmospheric influence on the different radio-engineering system functioning . ESTIMATION OF ATMOSPHERIC OPTICAL CHARACTERISTICS AND REMOTELY SANSED IMAGE CORRECTION . ... Direct transmittance estimation results for 12 channels of the spectrometer CHRIS. ... We have managed to develop a direct method of estimating the discrete Normalized Atmospheric Point Spread Function (NAPSF) from available images alone, not using any external sources of information about the atmosphere. ... IRE RAS 1996-20 11 ...

... Information about a variety of different calendars for different cultures (e.g., Christian, Jewish, Muslim, Chinese, Hindu etc.) ... In addition, the Chinese had two different ways of interpreting and observing celestial events. One way the Chinese used astronomy was known as lifa; it was a discipline that aimed to understand the regularities and the predictable events in the celestial system through careful, observations, measurements and records. ... back to Teachers' Newsletter Main Page ...

. Note: This material is from a 1994(!) Talk about CCDs - the physics remains the same, only the detector size has increased since then. ___________________________________________________________________ The Electronic Universe Project e-mail: nuts@moo.uoregon.edu

NAME dbmmanage - Create and update user authentication files in DBM format SYNOPSIS dbmmanage filename [ command ] [ username [ encpasswd ] ] DESCRIPTION dbmmanage is used to create and update the DBM format files used to store usernames and password for basic authentica- tion of HTTP users. Resources available from the httpd Apache web server can be restricted to just the users listed in the files created by dbmmanage. ... This manual page only lists the command line arguments. ...

... Behemoth black hole found in an unlikely place . ... black holes . ... Distance measurement is key to producing first "complete description" of a black hole . ... For the first time, astronomers have produced a complete description of a black hole, a concentration of mass so dense that not even light can escape its powerful gravitational pull. ... That movement, the scientists said, is too slow for the black hole to have been produced by a supernova explosion. ...

... Copyrightї1997 Bob Yen (byen@ix.netcom.com) (http://www.comet-track.com/hb/hb.html) . ... Information on Comet Hale-Bopp for the Non-Astronomer Hale-Bopp rotates about twice a day (3/14/97) . ... The Comet Observation Home Page was been selected to receive the Griffith Observatory Star Award for the week of February 2 - 8, 1997 for excellence in promoting astronomy to the public through the World Wide Web. ... Typically, about 1,000 individual users/computers access this page every day. ...

... Инновационная зубная щетка Splat "Complete" направленного действия для комплексного очищения зубов с мягкой щетиной: Утонченная щетина идеально очищает все труднодоступные места: межзубные промежутки, углубления жевательных поверхностей, придесневые участки, где наиболее часто образуется кариес. ... Текстильные коврики для автомобиля мягкие и приятные, а их основа из вспененного полиуретана не пропускает влагу.. ... Подкладка выполнена из мягкого, приятного на ощупь искусственного меха. ...