Astronomy Picture of the Day . ... 6.05.1998 . ... Credit: W. H. Jackson , U.S. Library of Congress , WTC Collection Explanation: Did observatories exist before telescopes ? One example that still stands today is the Beijing Ancient Observatory in China. ... May 1998 . ... 1997 1998 . ... NASA Web Site Statements, Warnings, and Disclaimers . ... U. Based on Astronomy Picture Of the Day . Publications with keywords: Observatory - ancient . Publications with words: Observatory - ancient . ...

Next: Storage format Up: File Formats Required Previous: Column label: MOONALT . Information specific to a particular instrument is not so easy to categorize. ... Columns BAND and NBAND . Column FILTCODE_ n . Column NDVALUE . Column NDETUSED . Columns REDLEAK, RLTYPE, and MAKER . Instrument descriptors . ... Character descriptor FILTCAT . Character descriptor FILTSTAT . ... Columns NDET and DETNAME . Column DETCODE . Column DET . ... A simple photometer . ...

. The XMM-Newton website has moved to the following location: . http://www.cosmos.esa.int/web/xmm-newton

GRANAT is the Russian x-ray sattelite launched to the high apogee orbit (200,000 km) and operated almost for 10 years (1989 -1999) , carrying out four major instruments: French SIGMA coded-mask hard x-ray telescope (30-1000 keV), Soviet ART-P coded-mask telescope (2??-60?? keV), all-sky monitor WATCH (6-150 keV), and a gamma-burst detector PHEBUS . ... Since September 1994, GRANAT is in the survey mode. ... Explore pages devoted to individual GRANAT instruments (including main scientific results): . ...

... Each day a different image or photograph of our fascinating universe is featured, along with a brief explanation written by a professional astronomer. May 6, 1998 . Beijing Ancient Observatory . ... Explanation: Did observatories exist before telescopes ? One example that still stands today is the Beijing Ancient Observatory in China. Starting in the 1400s astronomers erected large instruments here to enable them to measure star and planet positions with increasing accuracy. ...

This page is devoted to information on Supernova 1999gi in NGC 3184 . ... Information on the original web pages for many of these images can be found on the Supernova links web page. ... NGC 3184 is a fairly close Mag 10.3 galaxy, only about half as distant as the Virgo cluster. ... Seiichi Yoshida has a 1999gi page . Odd Trondal's 1999gi page . ... CfA image . ... 14.5 . ... Jean Marie Llapasset image . ... vsnet-alert 3805 ] SN 1999gi in NGC 3184 . vsnet-chat 2438 ] Host galaxy of SN1999gi . ...

The AstroGuide . ... AstroGuide | ... AstroGuide Listing . ... See many more Astronomy Listings by: Category or Alphabet . The Grove Creek Observatory is a private observatory located in the Central West of New South Wales, Australia. ... Listed Since February 16, 1999 . ... Web Site . ... Posted by mccchurch, March 3rd, 2002 . ... Web . ... Unless otherwise specified, web site content Copyright 1994-2016 John Huggins All Rights Reserved . dbHTML," "AstroGuide," "ASTRONOMY.NET" & "VA.NET" . ...

LonGSp is a near-infrared grating spectrometer, designed for the 1.5 m Italian Infrared Telescope T.I.R.GO. ... The sky-projected pixel size along the slit is 1.73" and the maximum slit length is about 70., this means that only a 40 pixels stripe of the array is used. ... Read-out and control electonics are the same of ArNICa , based on the IRL System 2 developed by Infrared Laboratories (Tucson - AZ), with the necessary alteration to control slits and grating and for handling spectroscopic data. ...

Загрузить программу (~10 MB). ... Программа izmccd предназначена для высокоточной астрометрической обработки числовых изображений небесных объектов. Программа позволяет получать как измеренные, так и экваториальные координаты малых планет, комет, спутников больших планет, визуально-двойных звезд и других объектов, а также идентифицировать уже известные малые планеты и найти на числовых изображениях движущиеся объекты. ... Программа является бесплатной. ... Автоматическая обработка, один объект. ...

Astronotes Armagh Planetarium's Stellar Blog! ... Planets . ... Our Galaxy . ... Weird and Fun . ... It came from another galaxy: This artistтАЩs impression shows HIP 13044 b, an exoplanet orbiting a star that entered our galaxy from beyond. ... HIP 13044 is one of tens of millions of stars in the тАЬHelmi streamтАЭ, stars that belonged to a dwarf galaxy consumed by our own Milky Way galaxy, some six to nine billion years ago. ... Tweets that mention ESO finds weird doomed planet from another galaxy | ...