... The HDF Project. ... How to obtain the data catalogs. Observing logs and ancillary information. Technical information on the data reduction pipeline. Technical information on image registration and combination. Technical information on source detection and photometry. HDF Clearinghouse -- followup observations and analysis. ... Hubble Deep Field Academy -- Educational Resource for Middle School students . Hubble Deep Field South The Space Telescope Science Institute home page . ...

... Science User Portal . ... ESO, the European Southern Observatory . ... Travel and Contacts . Travel to ESO Headquarters . ... Travel to Guesthouse . ... Survey Telescopes . ... This video fades back and forth between views of the stellar nursery Monoceros R2 in visible and infrared light. The visible-light view was created from digitised photographs through red and blue filters forming part of the Digitized Sky Survey 2 (DSS) and the new infrared view comes from the VISTA telescope at Paranal. ...

M1 image More About M1 Nice Color Picture . ... M16 image More About M16 HST image . ... M31 image More About M31 Nice Color Picture . ... M42 image ; M43 image More About M42/43 Nice Color CCD Picture . M51 image More About M51 Color Image of M51 M51 Supernova . M57 image More About M57 Nice Color CCD Picture Very Deep M57 Image . ... M81 image More About M81 M81 Supernova Ultraviolet Image of M81 More about Ultraviolet Imaging . M82 image More About M82 M82 False Color M82 True Color . ...

... Armagh Observatory, College Hill, Armagh BT61 9DG, +44 (0)28 3752 2928 . ... Aurora . ... Corona . Fireballs . ... Zodiacal Light . ... The first thing to do is get acquainted with what the night sky looks like. ... The National Schools Observatory web site has very good horizon views of the sky for the current night. ... If the object is moving slowly across the sky then it may be one of the larger satellites. ... Cloudbait Observatory - October 2002 . ... October 2003 Aurora at Armagh . ...

Astronotes Armagh Planetarium's Stellar Blog! ... Planets . ... Monthly Sky Notes . ... The answers can be found in Raman PrinjaБЂ™s Night Sky Watcher , a new beginnerБЂ™s guide to astronomy aimed at young observers aged seven and up. ... This is mainly an observing guide to the night sky, so while it explains the science about the objects it covers, especially the planets, it is not the book for anyone waiting a child-friendly guide to black holes, extra-solar planets or cosmology. ...

Educator's Guide to Eclipses . ... In a solar eclipse you observe the Sun (using only safe methods, of course). ... In a lunar eclipse you observe the Moon. ... Because of the geometry described below, you can only view a solar eclipse when the Sun is up, and the Moon is nowhere to be seen. ... Eclipses occur when the Sun, Earth and Moon line up. ... In a solar eclipse the Moon passes directly in front of the Sun. ... In a lunar eclipse the Moon moves into Earth's shadow. ...

... Each day a different image or photograph of our fascinating universe is featured, along with a brief explanation written by a professional astronomer. February 27, 1998 . Solar Eclipse: A Composite View . ... The central direct image of the solar surface was recorded yesterday by the Extreme Ultraviolet Imaging Telescope on board the space based SOHO observatory. ... The surrounding view of the eclipsed Sun reveals the gleaming solar corona , visible to ground based observers during totality. ...

... The greater the distance, the smaller the parallax. ... That triangle has the same proportions as the much larger triangle ABC, and therefore, if the distance B'C to the thumb is 10 times the distance A'B' between the eyes, the distance AC to the far landmark is also 10 times the distance AB. ... The most distant objects our eyes can see are the stars, and they are very far indeed: light which moves at 300,000 kilometers (186,000 miles) per second, would take years, often many years, to reach them. ...

. Notes on individual objects and references . | HyperLeda home | Documentation | Search by name | Search near a position | Define a sample | SQL Search | . This catalogue reports notes found in the literature or added by HyperLeda. They are intended to point pecularities of some objects, mistakes in some data... or provide additional information about some references. Search an object in the notes catalogue . HyperLeda . Questions: prugniel@obs.univ-lyon1.fr

... Archives . ... If you do not mind the time predictor, it is hard to believe that this is a light curve, time dependent data. ... It?s hard to say this data set is designed for time series analysis apart from the complication in statistical inference due to measurement errors. How to design the statistical study with measurement errors, huge gaps in time, and unequal time intervals is complex and unexplored. ... The following is R output without measurement errors. ... Chandra Blog . ...

... Solar Eclipse: A Composite View . ... Credit: J. Pasachoff ( Williams College ), SOHO-EIT Consortium Explanation: Yesterday , the Moon's shadow reached out and touched the Earth , treating a large portion of the Western Hemisphere to an Eclipse of the Sun . ... The surrounding view of the eclipsed Sun reveals the gleaming solar corona , visible to ground based observers during totality. ... Publications with keywords: Sun - solar eclipse . Publications with words: Sun - solar eclipse . ...

... Counterpoint: Where Is the Best Place to View a Solar Eclipse? ... NASA Goddard Space Flight Center . Most eclipse viewers crave every second of totality they can get. For them, there is only one place to view an eclipse: at the center line. ... Extended views of Baily's beads, the chromosphere, and solar prominences can all be had near the edges of the eclipse path, but only at the expense of views of the corona, as the duration of totality drops precipitously near the shadow's limits. ...

... Tonight's Sky . ... The Magazine . ... Observing . ... Magazine . ... Product Reviews . ... The double star 54 Leonis, spiral galaxy NGC 3198, and emission nebula NGC 3199 . ... The Golden Earring, planetary nebula NGC 2867, and barred spiral galaxy NGC 3109 . ... The Horsehead Nebula in Orion . ... More views of the Orion Nebula . ... Get instant access to subscriber content on Astronomy.com! ... Receive news, sky-event information, observing tips, and more from Astronomy's weekly email newsletter....

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. ...

... All Implemented Interfaces: . ... public class Orthogonal_Views . ... void . ... public void mouseClicked (java.awt.event.MouseEvent e) . ... public void mouseEntered (java.awt.event.MouseEvent e) . ... public void mouseExited (java.awt.event.MouseEvent e) . ... public void mousePressed (java.awt.event.MouseEvent e) . ... public void mouseReleased (java.awt.event.MouseEvent e) . ... public void mouseDragged (java.awt.event.MouseEvent e) . ... public void mouseMoved (java.awt.event.MouseEvent e) . ...

... The routine processing of STIS data in the calibration ``pipeline" requires an interrelated set of software tasks and databases developed and maintained by many groups at STScI. We present the systems-level design of this calibration pipeline from the perspective of the STIS instrument group at STScI. We describe the multiple interfaces to the pipeline processes that the STIS group works across in an effort to provide for the routine calibration of STIS data. ... For example, the STIS group: . ...

Meade Forum Message . ... Meade Equipment Discussion | ... Blurry Dot Viewing W/ 80EQ-A . ... I received a cheap telescope for Xmas, the 80EQ-A. I have tried viewing some objects with my son, but all I get is a blurry dot of whatever I'm looking at. ... I am new to astronomy, so please any help would be great. ... www.astronomy.net . About Astronomy Net | ... Forum posts are Copyright their authors as specified in the heading above the post. "dbHTML," "AstroGuide," "ASTRONOMY.NET" & "VA.NET" . ...

... Meade Instruments Corporation . ... Autostar Computer Controllers . 497 Autostar . ... One of the most important advances in telescope control in the past 25 years, the Meade #497 Autostar Computer Controller turns the ETX into an automatic celestial object locating system. ... The #497 Autostar Computer Controller plugs into the control panel of ETX-90EC, ETX-105EC, and ETX-125EC telescopes and enables automatic location of more than 30,000 celestial objects. ... about meade | ... Meade 4M | ...

... Астрософт (Модератор: tlgleonid ) > . Celestia или как там ее . ... Right drag: orbit the selected object . ... Ctrl + Left drag: adjust distance to selection . Shift + Left drag: change field of view (e.g. => telescopic view) . Wheel (middle button) click: toggle field of view between 45 degrees . ... Chase selected object (orientation is based on selection's velocity) . T : Track selected object (keep selected object centered in view) . ... Ctrl+P : Mark selected object . ...

... click image to view discuss) . ... Bert improved his composite image showing details of the corona. ... He also did a better job of color correction, avoiding a false light bluish hue that was present near the 6 o'clock position on the moon's limb in the earlier image. ... of this image is the seventh-magnitude star SAO 109216. Submitted by Bernie Volz on 05/08/2006 22:12:59 . ... Copyright (c) Amateur Telescope Makers of Boston, Inc. ...