. Digital Sky Survey: DSS1 . | HyperLeda home | Documentation | Search by name | Search near a position | Define a sample | SQL Search | . | Top | Structure | Keywords | FAQ . | Introduction | Archived data | Software | Pipeline | . The digital Sky Survey is a data product of STScI The DSS1 is stored on magnetic disks in Lyon. It can be accessed through HyperLeda, but this facility has not been advertized and the web interface do to have pointer to it. HyperLeda . Questions: leda@univ-lyon1.fr

... Armagh Observatory, College Hill, Armagh BT61 9DG, +44 (0)28 3752 2928 . ... Risks Comparable to NEOs . ... The Increasing Rate of Discovery of Asteroids . ... Comet and Asteroid Collision Probabilities . ... Extreme albedo comets and the impact hazard (PDF Format) . ... Asteroid Impact Animations . ... Workshop on Scientific Requirements for Mitigation of Hazardous Comets and Asteroids - 2002 . ... The Spaceguard Survey Report, 1992 (PDF) . Tsunami from Asteroid/Comet Impacts . ...

... Near Infrared Camera and Multi-Object Spectrometer Instrument Handbook for Cycle 17 > Glossary and Acronym List . ... ASCS : Aft Shroud Cooling System. ... CDBS : Calibration Data Base System; system for maintaining reference files and tables used to calibrate HST observation datasets. ... ICD : Interface Control Document; defines data structures used between software or systems to ensure compatibility. ... NICMOS : Near-Infrared Camera and Multi-Object Spectrometer. NIR : Near Infrared. ...

... Public . Science . ... Science Users Information > Observing with ESO Telescopes > Public Surveys . ... Public Surveys . Publications with ESO Data . ... Large Programmes . ... Public Surveys Programmes . ... Public Surveys Phase 2 . ... Here we present the Public Survey projects and give information on the mechanisms that ESO has set in place to manage them, to ensure their legacy value and their usefulness for the astronomical community at large. ... ESO Public Surveys Phase 2 workshop . ...

T he Siding Spring Survey (SSS) is a Near-Earth Object search program that utilises the 0.5-m Uppsala Schmidt Telescope at Siding Spring Observatory, N.S.W., Australia. ... The mission of the Siding Spring Survey is to contribute to the inventory of near-earth objects (NEOs), or more specifically, the potentially hazardous asteroids (PHAs) and comets (PHOs) that may pose a threat of impact and thus harm to civilization. ... Based on the CSS Mission page . ... Siding Spring Survey Main Page . ...

... region (region-6.2.2) [xmmsas_20030110_1802-5.4.1] . ... The region task will automatically determine the optimal source and background extraction regions for a detected source in an XMM observation. ... The regions are defined in sky coordinates. region will attempt to maximise the area of the extraction region for each source, whilst ensuring that the extraction regions of neighbouring sources do not overlap, and that the background extraction region for a given source excludes neighbouring...

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... Exposure Time Calculator (ETC) . Survey processing . ... VISTA is a 4-m class wide field survey telescope for the southern hemisphere, equipped with a near infrared camera (1.65 degree diameter field of view at VISTA's nominal pixel size) containing 67 million pixels of mean size 0.34 arcsec and available broad band filters at Z,Y,J,H,K s and a narrow band filter at 1.18 micron. A wide field visible camera, if constructed, could also be used on VISTA. ... Tile . ... ESO VISTA Public Surveys . ...

NMW survey overview . Access image archive . ... The New Milky Way survey aims to detect bright (V<13.5) optical transients near the Galactic plane using an automated wide-field (8x6 deg.) system capable of surveying the whole Milky Way area visible from the observing site in one night. ... All images obtained during the transient search survey are available online (please use the image archive access form ). ... Images per field: . ... Images per night: . ... Milky Way imaging time: . ...

Contents] [Prev page] [Next page] [Index] . ... Positioning HTML Content Using Styles . Positioning HTML Content Using the <LAYER> Tag . ... Absolute Positioning . ... Creating Positioned Blocks of Content Dynamically . Writing Content in Positioned Blocks . ... Positioning the Flower Layers . Positioning and Moving the Fish and Poles . Defining the onLoad Handler for the BODY Element . ... Adding Another Layer to Contain the Reverse Fish Image . ... The Initialization Functions . ...

This WWW form allows the user simplified access to images produced by the NRAO/VLA Sky Survey (NVSS). This service determines which NVSS image is desired based on a celestial position and returns either the image directly or a Web page with a link to the file. ... The NVSS Postage stamp (small FITS file) server can be used to obtain images with other geometries.) ... Web browsers use external viewers to display files like FITS images which they do not understand. ...

... Classes . ... casa . casa::Slice . ... define a (start,length,increment) along an axis More... #include < Slice.h > . ... Slice (size_t Start, size_t Length=1, size_t Inc=1) . Create a Slice with a given start, length, and increment. ... Create a Slice with a given start, end or length, and increment. ... A "slice" (aka Section) is a a regular sub-Array (and ultimately sub-Image) that is defined by defining a (start,length,increment) for each axis in the array. ... size_t casa::Slice::length . ...

... Coordinate system . It is necessary to specify the coordinate system for the drilling of plug-plates so that the drilling file (currently named plPlugMap), plate drilling, cartridge, rotator wrap and the rotator itself are compatible. ... The TCC rotator angle (object system) is defined to be 0 degrees for this orientation. ... Thus, the rotator angle gives the conventional astronomical position angle on the sky of the y axis (although Russell won't acknowledge this necessarily). ...

Welcome to the Pulsar ALFA Survey page! ... 15 Oct 2012 the ALFA lid was left on by mistake; data is useless and is deleted. 26 July 2011 - 6 Sep. 2011 ALFA is taken down; Beam 6 is repaired. Mock data . ... 12 June 2011 observations have no data from beam 5 because of raid disk failure. ... 2011 . ... Mock observing HOWTO : setting up and taking survey data. ... New pulsars! ... alfasplit (splits interleaved dual-beam WAPP data files taken with ALFA.) ... Pulsar ALFA Survey Consortium . ...

... Clouds Near the Edge of Space . ... From about 80 kilometers above Earth's surface, the icy clouds can still reflect sunlight even though the Sun itself is below the horizon as seen from the ground. ... Yes, but it is quite different than a cloud hovering over the Earth. ... M72: A Globular Cluster of Stars . ... Back in the old days, back when our Galaxy first formed, perhaps thousands of globular clusters roamed our Galaxy. ... Curiosity on Mars: Still Life with Rover . ... Spiral Galaxy NGC 5033 ...

... M-11. sin(? ?), cos(? ... sin f = y / r . cos f = x / r . ... They are now viewed as new definitions of the sine and cosine, for the polar angle f given by x and y ( a slightly different way of formulating this definition is described further below ). ... Angle . ... Many trigonometry texts define the sine and cosine slightly differently, using the so-called unit circle . ... Then the distance AB ("the sine line") equals sin a , and the distance OA ("the cosine line") equals cos a . ...

This is the main page for the GIMP Documentation Project. ... User's Guide . ... Style Guide for Plug-Ins . ... In the 0.54 release there were a limited set of of plug-ins in the core package so a short description of some of the contributed plug-ins will be provided. In 0.60 a large number of the contributed plug-ins have been rolled into the base package. ... The Style Guide for Plug-Ins will provide a set of guidelines that plug-in authors can use when creating their plug-in user interfaces. ...

The first field of each line starts at 0 (zero); the second is 1 (one) and so on. To define which field to sort on you give the position of the field at which to start the sort followed by the position at which to end the sort. The position at which to start the sort is given as the number of fields to skip to get to this position. ... tells sort to skip the first two fields. The position at which to stop the sort is given as the number of the field at the end of which the sort stops. ...

... Design of Imaging Optics . Analyzing Optics . ... The high resolution near infrared camera (CONICA) for the first VLT unit telescope is under development. It serves as a multi-mode instrument for the wavelength region between 1.0 and 5.0 microns, providing diffraction-limited spatial resolution when combined with the adaptive optic system NAOS of the VLT (Rosset et al. ... VLT instrumentation, ALADDIN InSb detector, NIR imaging, NIR spectroscopy, re-imaging optics, IR optics . ...

... Charge Coupled Devices (CCD) are currently by far the most widely used type of detector in astronomy. ... After a brief introduction to the VLT Control System, the VLT CCD Detectors Control Software is presented. The VLT Control System is a distributed system consisting of a set of UNIX Workstations, dedicated to high level operations, such as coordination of sub-system activities and interface to the users, and VME-based Local Control Units (LCU), dedicated to the control of sub-systems hardware. ...