... 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 . ...

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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 . ...

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... Science . ... Science Users Information > Science Publications > Science Announcements > Real Time Follow-up of Transient Objects From PESSTO . ... Observing Facilities . ... Observing with ESO Telescopes . ... Data Handling and Products . ... ESO Data . ... The Public ESO Spectroscopic Survey of Transient Objects ( PESSTO ) provides high-quality, time series optical and near-infrared spectroscopy of optical transients covering a broad range of luminosity, host metallicity and explosion mechanisms. ...

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• The Criteria
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... 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 . ...

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• Stellarium: TelescopeTCP Class Reference
• Stellarium: BigStarCatalogExtension::StarWrapperBase Class Reference
• Stellarium: TelescopeClient Class Reference

... Classes . ... casa . casa::Functional< Domain, Range > . ... Map a domain object into a range object via operator(). ... A Functional <Domain,Range> is an abstract base class which encapsulates the mapping of an object of type Domain into an object of type Range . ... template<class Domain, class Range> . virtual casa::Functional < Domain, Range >::~ Functional . ... Destructor. template<class Domain, class Range> . virtual Range casa::Functional < Domain, Range >::operator() . ...

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• casacore: casa::ObjectPool< T, Key > Class Template Reference
• casacore: casa::CompoundFunction< T > Class Template Reference
• casacore: casa::ObjectStack< T > Class Template Reference

... JavaScript version 1.3 provides the following new features and enhancements: . ... See the Client-Side JavaScript Guide for details. ... Changes to the Array object. ... The push method returns the new length of the array rather than the last element added to the array. ... Changes to the Date object. ... Added a day parameter to the setMonth method. ... Added the apply method, which allows you to apply a method of another object in the context of a different object (the calling object). ...

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• Client-Side JavaScript Guide
• Objects, Methods, and Properties
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Pipeline Code Internal Organization ######################################## Major software components and object classes ================================================ The GPI data pipeline is implemented in object-oriented fashion using IDL classes. ... Loops forever waiting for recipe files and processes them one at a time when they arrive. drf High level wrapper class for recipe files (aka DRFs). ... This class can be both an internal and a GUI, depending on how it's invoked.* ...

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• Near Infrared Camera and Multi-Object Spectrometer Instrument Handbook for
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• Programming Languages

Follow-up astrometry and recoveries are made with the ANU 40 inch (1.0-m) f/8 reflector at Siding Spring Observatory (IAU code 413). ... A routine follow-up of 2003 WY153 on 2003 Dec 15 became much more than routine when a faint object with unusual motion vector was found close to the target asteroid. ... During routine astrometry with the 1.0-m to improve the orbit of the Apollo asteroid 2004 CB, the asteroid was found on March 30 to have a short tail! ... Siding Spring Survey Main Page . ...

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• Siding Spring Survey Survey/Media
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... Object and Class Structures . ... Initializing a New Class . ... typedef struct _GtkButton GtkButton; typedef struct _GtkButtonClass GtkButtonClass; struct _GtkButton { GtkBin bin; GtkWidget *child; guint in_button : 1; guint button_down : 1; guint relief : 2; }; struct _GtkButtonClass { GtkBinClass parent_class; void (* pressed) (GtkButton *button); void (* released) (GtkButton *button); void (* clicked) (GtkButton *button); void (* enter) (GtkButton *button); void (* leave) (GtkButton *button); };...

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• Emission-line galaxies
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• Tclet for Cluster Database.

User catalogs allow you enter positions for your objects into a file, to save time during an observing run. ... Before diving into the details, here is an example: # default coordinate system and object # (these are the standard defaults, so if you like them you can omit this line) CSys=FK5; Date =2000; RotType= Object ; RotAng=0 # some random objects # Name Pos1 (e.g. RA) Pos2 (e.g. Dec) Options in keyword-value format NGC6543 rot 90 ... Object Data . Defaults . Catalog Options . ...

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• TUI:Telescope:Offset window
• TUI:Telescope:Offset Types
• TUI:Telescope:Nudger window

There are six possible ways of object description: . a) by number(s) . ... d) by list . e) by orbital elements . ... They should be introduced as year, month, day with tenth (e.g. 20021104.1). d) Computations are performed for all objects listed in the file whose path and name should be introduced into assigned data field. ... On pressing Edit file button user has a possibility to look through the list of object elements or their coordinates and velocities to add or to change it. ...

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... Class . ... java.lang.Object ij.gui.Roi ij.gui.ShapeRoi . ... public class ShapeRoi . ... ShapeRoi (int x, int y, java.awt.Shape s) . ... Constructs a ShapeRoi from an Roi. public ShapeRoi (java.awt.Shape s) . Constructs a ShapeRoi from a Shape. public ShapeRoi (int x, int y, java.awt.Shape s) . ... ShapeRoi.SHAPE_ROI . ... Returns a reference to the Shape object encapsulated by this ShapeRoi. public static void addCircle (java.lang.String sx, java.lang.String sy, java.lang.String swidth) . ...

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• ImageStack (ImageJ API)
• MacroRunner (ImageJ API)
• ControlPanel (ImageJ API)

... Since the reddening found for the stars in Table 13 was small, no reddening correction was attempted. ... These diamonds indicate the positions of very low mass, 3 Myr old, objects from the work of Burrows et al. ... This optical V versus R - I scheme is a very powerful method of detecting very low mass (VLM) objects. ... Because of this, young brown dwarfs are intrinsically no more difficult to observe in the optical than low mass stars at the age of Orionis. ...

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• The AstroStat Slog Blog Archive [ArXiv] A fast Bayesian object detection
• Tom's POVRay Hand Shower
• Doug Burke's Perl/S-Lang pages: Datatype examples

... Next: Unsupervised Catalog Classification Up: Object Detection and Previous: Classification of Objects . ... Multi-resolution allows for image analysis in terms of different scales. ... This approach is used for the detection (and subsequent analysis) of globular cluster systems around elliptical galaxies, and for image characterization and object trawling in large image databases. ... The applicability of this approach to object detection in large image collections has been investigated. ...

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• Classification of Objects in the Guide Star Catalog
• Modern CCD Observations of Moving Celestial Objects: Algorithms and Software
• Modeling Scattered Light in the HST Faint Object Spectrograph

... Астронет | ... Переменные Звезды | ... Микролинзирование . ... На протяжении последних нескольких лет в рамках проекта MACHO проводятся наблюдения микролинзирования звезд Большого Магелланова Облака - спутника нашей Галактики. Эффект микролинзирования заключается в гравитационной фокусировке света звезды массивным объектом, находящимся на луче зрения между звездой и наблюдателем. ... Согласно некоторым гипотезам, линзами могут являться реликтовые черные дыры или "нейтралинные звезды". ...

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• Hoags Object: A Strange Ring Galaxy
• Астронет > Галактика IC342: Основные Данные
• Астронет > Hoags Object: A Strange Ring Galaxy

Eyepieces Forum Message . ... Moving Objects.. ... Posted by Anthony on January 10, 2003 17:41:38 UTC . ... That's true of all Dobs - bobsal - January 10, 2003 - 18:54 UTC . I'd still buy the Dob - danieldgj - January 14, 2003 - 01:03 UTC . Decisions, Decisions - Help Requested.. - imhotep - January 14, 2003 - 17:03 UTC . ... www.astronomy.net . ... Forum posts are Copyright their authors as specified in the heading above the post. "dbHTML," "AstroGuide," "ASTRONOMY.NET" & "VA.NET" . ...

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• Deep Space Object Galaxy Near M13 - an Astronomy Net General Forum Message
• How To Find Any Naked-Eye Object - an Astronomy Net General Forum Message
• ?seeing Southern Deepsky Objects In USA - an Astronomy Net Observation_reports

... Radiation mechanisms of astrophysical objects: classics today . ... The meeting will be held in the Conference Hall of the historical building of the Saint-Petersburg State University . It is located in the very center of the Saint-Petersburg city close to the most sights, including the Hermitage, the Peter and Paul fortress being the cradle of the city, and the famous Neva-embankment. ... Detailed information on the possible ways to reach the conference venue is given here . ...

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• Travel to Saint-Petersburg | Radiation mechanisms of astrophysical objects:
• Conference Proceedings | Radiation mechanisms of astrophysical objects:
• Radiation mechanisms of astrophysical objects: classics today | Механизмы

If you look up at the night sky with your naked eye all you see is a black void with a few points of white light. ... Types of Nebulae . ... NGC 7023 . ... Orion Nebula . Horsehead Nebula . ... NGC 2440 . ... Dumbbell Nebula . Little Dumbbell Nebula . Cat's Eye Nebula . ... The Vela Supernova Remnant . ... Supernova 1987a . ... NGC 1976 (Orion Nebula) . ... NGC 6514 (Trifid Nebula) . ... NGC 6853 (Dumbbell Nebula) . NGC 650-1 (Little Dumbbell Nebula) . NGC 6543 (Cat's Eye Nebula) . ...

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• Psql support
• APOD: 2013 July 28 - Hoag's Object: A Strange Ring Galaxy
• APOD: 2001 November 12 - Is Mystery Object an Orphan Afterglow

... This is not important for drift observations but poses a problem for any observing mode in which the telescope is moving while taking data, since the ALFA beams then will be rotating on the sky. ... The new mode is called ' sky angle tracking ' and is available for all existing observing modes. ... The next figure shows the distance between the beams in declination as a function of hour angle when the telescope is tracking a source with Dec=+10 from rise to set with a sky angle of 19 degrees. ...

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• Your NED Search Results
• How to Propose
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Pulkovo NEO Page . ... EPOS Software Package . ... EPOS ( E phemeris P rogram for O bjects of the S olar system) is the Windows PC application for study and ephemeris support of observations of the Solar system objects. ... It controls the part of common data and transfers the control to one of the programs that solve the restricted set of tasks. ... So with the EPOS software package one can calculate the accurate ephemerides for many objects and get the quick illustration of their motion as well. ...

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• Pulkovo NEO Page: Observations