... 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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Next: Identifications and Efficiency Up: THE DEEP X-RAY RADIO Previous: Source Classification . ... For some sources which did not have NVSS positions before the time of optical observations, arcsecond positions from the Texas survey (Douglas et al. 1996) and NED (typically based on VLA data) were used. ... All X-ray/radio sources without counterparts on the survey plates were imaged at either the KPNO 0.9m or the CTIO 0.9m telescopes. ... Previously Identified Sources . Sample Properties . ...

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• Identifications and Efficiency

... Near Infrared Camera and Multi-Object Spectrometer Instrument Handbook for Cycle 17 > Chapter 4: Imaging > 4.1 Filters and Optical Elements . 4.1 Filters and Optical Elements . ... 4.1.2 Out-of-Band Leaks in NICMOS Filters . ... Each camera has 20 filter positions on a single filter wheel: 19 filters and one blank. As a result, not all filters are available in all cameras. ... A trailing letter identifies the filter width, with ? ... Table 4.1: NIC 1 Filters. ... S III] continuum . ...

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• Linear Ramp Filters
• Acquisition Count Rates for Extended Objects
• Astronomical Catalogs

... ftp.hs.uni-hamburg.de/pub/outgoing/rass-id A452 1998A .. ... The Hamburg/RASS Catalogue of Optical Identifications | ... drwxrwxr-x 32 root 750 1024 Mar 3 13:08 .. -rw-r--r-- 1 3014 750 10215 Aug 31 1999 README drwxr-xr-x 2 3014 750 28672 Aug 31 1999 d+00 drwxr-xr-x 2 3014 750 14336 Aug 31 1999 d+10 drwxr-xr-x 2 3014 750 23552 Aug 31 1999 d+20 drwxr-xr-x 2 3014 750 24576 Aug 31 1999 d+30 drwxr-xr-x 2 3014 750 18432 Aug 31 ...

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• HYPERLEDA Help
• Survey of instantaneous 1-22 GHz spectra of 550 compact extragalactic objects
• EXTRACT HOMOGENIZED DATA FOR A LIST OF OBJECTS

Next: Analysis Tools for Nebular Emission Lines . ... Extracting spectra from a large number of NICMOS grism images requires a convenient interactive tool which allows a user to manipulate direct/grism image pairs. ... The direct image is used to locate objects of interest, to find the position of the appropriate spectra in the grism image, to determine the optimal extraction technique to use, and to calibrate the wavelength range of the extracted spectra. ... Figure 1: The NICMOSlook User Interface . ...

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• Modern CCD Observations of Moving Celestial Objects: Algorithms and Software
• Integrating the HST Guide Star Catalog into the NASA/IPAC Extragalactic
• ADASS 2003 Conference Proceedings

... The search for distant objects which can be both galaxies and quasars is one of the most important problems of observational astrphysics, because it allows one to determine cosmological parameters connected with the time of appearence and evolution of stellar systems, large scale structure of the Universe. ... Radio galaxies are important objects to be studied because they are sources of infrared-optical-ultraviolet continuum, emission lines and continual radio emission. ...

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• Radio sources identfification
• GRB follow-up team
• Laboratory of spectroscopy and photometry of extragalactic objects : Devices

... Duchamp | ... Top | Duchamp is a solution to this problem of three-dimensional source finding. ... A list of the detections and their properties, as well as the input parameters that were used. [text file] . ... It can be downloaded in source format, in a gzipped tar archive. ... Changes from the previous version can be seen here (this file is included in the tar archive), while the archive files and documentation from the previous release versions are here , if you are really interested. ...

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• casacore: casa::ObjectID Class Reference
• Identifications with COSMOS
• Australia Telescope National Facility

Next: Imaging Polarimetry with NICMOS Up: NICMOS Data Calibration and Previous: The Photometric Performance of . ... NICMOSlook and Calnic C . ... Extracting spectra from a large number of NICMOS grism images requires a convenient interactive tool which allows a user to manipulate direct/grism image pairs. ... NICMOSlook and Calnic-C are two programs that were designed to take advantage of the fact that the NICMOS grism mode typically consists of taking both a direct and a grism image. ...

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• The Structure and Composition of High Redshift Radio Galaxies
• Some Experiments with the Restoration of NICMOS Camera 2 Images of OMC-1
• ST-ECF IRAF package

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: Estimation of Accuracy of the Observations

... Upper 2{sigma} error in GammaUV 25- 29 F5.2 --- e_GammaUV ? ... --------------------------------------------- 1- 11 A11 --- NSpect Spectrum name (G1) 13- 20 F8.5 --- z Redshift 22- 38 A17 --- Line Emission line identification 40- 44 I5 km/s FWHM Rest frame Full Width at Half Maximum 47- 51 I5 km/s E_FWHM Upper 2{ sigma } error limit on FWHM 53- 58 I6 km/s e_FWHM Lower 2{ sigma } error limit on FWHM 61- 65 I5 km/s VPeak Gaussian emission ...

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• Very Low Mass PMS Objects
• Tom's POVRay Ink Pen
• The AstroStat Slog Blog Archive [ArXiv] A fast Bayesian object detection

... Apache HTTP Server Version 2.4 . Apache > HTTP Server > Documentation > Version 2.4 . ... The Shared Object Cache provides a means to share simple data across all a server's workers, regardless of thread and process models . ... Initialize the cache. ... Destroy a given cache instance object. apr_status_t store(ap_socache_instance_t *instance, server_rec *s, const unsigned char *id, unsigned int idlen, apr_time_t expiry, unsigned char *data, unsigned int datalen, apr_pool_t *pool) . ...

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• mod_cache_socache - Apache HTTP Server
• mod_mem_cache - Apache HTTP Server
• The Arcetri NEO Precovery Program

... Механизмы излучения космических объектов: классика и современность . ... Studies of radiation mechanisms and processes of spectra formation in astrophysical objects are among the fundamental tasks of modern astrophysics. ... On this occasion the Saint-Petersburg State University organizes an international conference Radiation mechanisms of astrophysical objects: classics today , which will be held in St. Petersburg from September, 21 to September, 25, 2015. ... radiative transfer theory, . ...

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• Conference program | Radiation mechanisms of astrophysical objects: classics
• Abstract book | Radiation mechanisms of astrophysical objects: classics today
• Key dates | Radiation mechanisms of astrophysical objects: classics today

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 . ...

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• Siding Spring Survey Follow-up Obs
• Mass Feeding and Feedback in Young Stellar Objects
• GSAOI Orion Nebula Cluster Science Page

... For the past years I have been working on the problem of synthesis of light curves of close binary systems, consisting of a normal star and a compact object (point object with fixed X-ray luminosity). ... Possible existence of a bright spot on the disk's lateral surface is taken into account. ... The last of then will be published in Gordon and Breach Publishers ( Cherepashchuk A.M., Katysheva N.A., Khruzina T.S., Shugarov S.Yu. ... Cherepashchuk A.M., Katysheva N.A., Khruzina T.S., Shugarov S.Yu. ...

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• Elena Seifina
• Eugene Trunkovsky

The weight and positions for the objects on the rotary floor were obtained from ecastro on nov03 and used to plot the weight distribution on the rotary floor. ... The figure shows the weight distribution by turret position. ... Fig 1 top: Each object on the floor is plotted with its weight vs its turret position. Fig 1 middle: The weight is averaged by turret position quadrant to show the imbalance in weight distribution. ... The turret position is that of the receiver or read off of the drawing. ...

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• Solar System Studies at AO
• Calibration Scans on Continuum Sources
• Calibration Scans

... 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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• Астронет > Галактика IC342: Основные Данные
• Journal "Peremennye Zvezdy"
• Is Mystery Object an Orphan Afterglow

... 251G: GUEINOV O.KH. and ZEL'DOVICH YA.B. Collapsed stars in binary systems. abstract from ADS when it exists. Total number of objects found: 7 . Currently displayed are the first identifier in SIMBAD and the object type. By clicking on the [Dic CAT] anchor, you get the informations from the nomenclature dictionnary for the corresponding catalogue. ... Emission-line Star.. Dic HD] #2.. ... Semi-regular pulsating Star.. ... Spectrocopic binary.. Dic SKY#] #4.. ... Wolf-Rayet Star.. ...

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• AXAF-Chandra
• Natalya Raguzova Home Page

USING THE CORRELATION BETWEEN ISGRI SURVEY RESULTS AND OTHER CATALOGUES TO AID SOURCE IDENTIFICATION John B. Stephen, A. Malizia and L. Bassani IASF-INAF, Via P. Gobetti 101, 40129 Bologna, ITALY, E-mail: stephen@iasfbo.inaf.it ABSTRACT In order to help in the identification of INTEGRAL/ISGRI sources, we have developed a software package which allows a rapid and detailed cross-correlation to be performed between various source catalogues. ... We show below some preliminary results from this analysis. ...

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• http://hea.iki.rssi.ru/integral06/papers/D31_Bikmaev01-05Feb07_11:12:42.pdf
• http://hea.iki.rssi.ru/conf/hea2010/Presentations/22/Chernyakova.pdf
• http://hea.iki.rssi.ru/integral06/papers/G52_Torrejon01-26Apr07_13:48:22.pdf

This section of AMPLE provides a means for identification of minor planets. ... Due to special organization of the package, AMPLE permits the identification to be reliable fulfilled THROUGHOUT the TITLE YEAR. ... In such cases the result of identification depends on where the nearest opposition of inspected planet is situated, within basic interval lasted from November of preceding year to February of subsequent one or without it. ...

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