The nasa.gov site requires that JavaScripts be enabled in your browser. ... Contact NASA . ... The term "astronaut" derives from the Greek words meaning "space sailor," and refers to all who have been launched as crew members aboard NASA spacecraft bound for orbit and beyond. Since the inception of NASA's human space flight program, we have also maintained the term "astronaut" as the title for those selected to join the NASA corps of astronauts who make "space sailing" their career profession. ...

Еще в разделе: (Показать все результаты (>2557) - www.jsc.nasa.gov/ )

... Science User Portal . ... ESO, the European Southern Observatory . ... Travel and Contacts . Travel to ESO Headquarters . ... Survey Telescopes . ... Star Clusters . ... FLAMES . ... 100 Hours of Astronomy . ... IMAX€о 3D Film Hidden Universe . ... This image, the first to be released publicly from VISTA, the worldтАЩs largest survey telescope, shows the spectacular star-forming region known as the Flame Nebula, or NGC 2024, in the constellation of Orion (the Hunter) and its surroundings. ...

Еще в разделе: (Показать все результаты (>66757) - www.eso.org/ )

• ESO - Revised Acknowledgement for Publications Based on ESO Data
• ESO - Publications based on ESO Data
• ESO - Other Bibliographies

... 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 . ...

Еще в разделе: (Показать все результаты (>5002) - star.arm.ac.uk/ )

• Japanese Discover Large Earth Crossing Asteroid
• Robert Hill | International Year of Astronomy in Ireland | Astronomy 2009

... RATAN-600 data for the BL Lacertae objects (multi-frequency catalogue, Version 1.0) . GPS radio sources . ... BL Lacertae objects . ... The difference between these objects is the peak frequency of the synchrotron component of their spectral energy distribution (HBLs: high-energy peak, LBLs: low-energy peak, IBLs: intermediate). ... The observations were carried out with the RATAN-600 radio telescope during 2006-2011 at six frequencies: 1.1, 2.3, 4.8, 7.7, 11.2 and 21.7 GHz. ...

Еще в разделе: (Показать все результаты (>3559) - www.sao.ru/ )

• mod_mem_cache - Apache HTTP Server
• IRAS IDS
• The ROSAT All-Sky Survey Faint Source Catalogue

... We describe the construction of convolution kernels that allow one to generate (multiwavelength) images with a common PSF, thus preserving the colors of the astronomical sources. We generate convolution kernels for the cameras of Spitzer, Herschel Space Observatory, Galaxy Evolution Explorer (GALEX), Wide-field Infrared Survey Explorer (WISE), ground-based optical telescopes (Moffat functions and sum of Gaussians), and Gaussian PSFs. ... ADS ] . ADS Citation Query . citations = 125 . ...

Еще в разделе: (Показать все результаты (>18395) - www.stsci.edu/ )

• Near Infrared Camera and Multi-Object Spectrometer Instrument Handbook for
• The SAGE-Spec Spitzer Legacy programme: the life-cycle of dust and gas in the
• README file for GOODS Catalogs r1.0z based on v1.0 data

lsst.tcc љ 1.2.2-3-g89ecb63 . ... Classes . Files . FileљList . FileљMembers . All љ Classes љ Namespaces љ Files љ Functions љ Variables љ Typedefs љ Enumerations љ Enumerator љ Macros љ Pages . python . tcc . base . init__.py . Go to the documentation of this file. 1 љ from __future__ import absolute_import . ... 6 љ from .getStdDirs import * . 7 љ from .axisLim import * . ... Generated on Mon Sep 14 2015 15:25:37 for lsst.tcc by љ 1.8.5 ...

Еще в разделе: (Показать все результаты (>1261) - www.apo.nmsu.edu/ )

• lsst.tcc: python/tcc/base/tune.py Source File
• lsst.tcc: python/tcc/base/wrapperTestCase.py Source File
• lsst.tcc: python/tcc/base/axisLim.py Source File

A Cosmic Snowball . ... This controversial theory was originally proposed in 1986 by Dr. Louis Frank (U. Iowa) based on data from NASA's Dynamics Explorer 1 . ... Representing a previously unknown class of Solar System objects, these proposed small, icy comets disintegrate in the upper atmosphere at altitudes of 600 to 15,000 miles and so do not pose an impact threat to the Earth's surface or even to spacecraft in low Earth orbit . ... U. Based on Astronomy Picture Of the Day ...

Еще в разделе: (Показать все результаты (>137889) - www.astronet.ru/ )

• Астронет > A Cosmic Snowball
• A Cosmic Snowball
• XWare > APOD

... ATNF Home . ... About ATNF overview . ... Australia Telescope Steering Committee . ... Australian Square Kilometre Array Pathfinder . Murchison Radio-astronomy Observatory . ... Parkes radio telescope . Australia Telescope Compact Array . Mopra radio telescope . ... Visiting Parkes radio telescope . Visiting Australia Telescope Compact Array . ... Parkes radio telescope webcam . ... Next: Step 3: Postprocessing to Up: How Pieflag works Previous: Step 1: Amplitude-based flagging . ...

Еще в разделе: (Показать все результаты (>28800) - www.atnf.csiro.au/ )

• casacore: tables/Tables/MSMBase.h Source File
• A Search for Bright Kuiper Belt Objects
• Disk Recording

Modules | Directives | ... Apache HTTP Server Version 2.4 . Apache > HTTP Server > Documentation > Version 2.4 > Modules . Available Languages: en . ... Shared object cache (socache) based storage module for the HTTP caching filter. ... cache_socache_module . ... mod_cache_socache implements a shared object cache (socache) based storage manager for mod_cache . ... This directive only takes effect when the data is being saved to the cache, as opposed to data being served from the cache. ...

Еще в разделе: (Показать все результаты (>10056) - www.arcetri.astro.it/ )

• mod_mem_cache - Apache HTTP Server
• Using Apache With RPM Based Systems (Redhat / CentOS / Fedora) - Apache HTTP
• BD_disks (Abstract)

Databases (NSDC) of the Natural Planetary Satellites. ... NSDC: Database of astrometric observations of Natural Planetary Satellites . ... They are thoroughly looking for observations in different sources, creating their owndatabases which are then mostly inaccessible to other researchers. ... In the file "content" with explications, the reference is given to the data source as well as the bibliographic reference. ... Data sources. ... Why a specific bibliographic database for Natural satellites? ...

Еще в разделе: (Показать все результаты (>427) - lnfm1.sai.msu.ru/ )

• Data bases of Natural Satellites. Documentation. Sources
• Data base of Natural Satellites. Documentation. Structure
• Data bases of Natural Satellites. Documentation. Manual

... The Australian National University] [Department of Physics] [Paul Francis] [Main Roleplay Page] . These exercises are my attempt to adapt the technique of Problem Based Learning to the context of introductory astronomy and astrophysics classes. ... As students grapple with the puzzle, they are forced to learn the subject matter of the course. ... This exercise is designed for 1st year University students with a reasonable high-school background in Maths and Physics. ...

Еще в разделе: (Показать все результаты (>775) - www.mso.anu.edu.au/ )

• Role-Playing and Problem-Based Exercises for Teaching Undergraduate Astronomy
• Marc White - Astrophysicist - The Australian National University
• The Music of the Spheres

Download 1.1 Beta Now! ... Separate object manipulation mode added (also still available with Control Key). ... Tom's TkDraw is currently in beta release. It is my own personal drawing program and original Tcl/Tk project which I started more than ten years ago. ... Limited support for images was just added, and is great for tracing an image, or adding some annotations to an image (for instance drawing a route onto a map without actually altering the map image). drag, reshape, and resize objects . ...

Еще в разделе: (Показать все результаты (>5023) - hea-www.harvard.edu/ )

• The AstroStat Slog source detection
• The AstroStat Slog model based
• The AstroStat Slog Blog Archive Likelihood Ratio Technique

... American Astronomical Society . AstroWeb: Astronomy/Astrophysics on the Internet . ... NASA Astrophysics Data System: Abstract Service . ... Astronomy Astrophysics: Preprints Abstracts . ... Local archive of IAU Circulars. ... Germany, list of all Astronomical Institutes . ... Poland, Warsaw University Astronomical Observatory . Russia, Sternberg Astronomical Institute . ... Russia, Institute of Astronomy, Russian Academy of Sciences . ... USA, Astronomy and Space Science Group at GMU . ...

Еще в разделе: (Показать все результаты (>729) - xray.sai.msu.ru/ )

• Periodic radiosource LSI+61 303
• Introduction
• Be/X-ray binaries and candidates

... We have developed a web site using HTML, Php, Python, and MySQL that extracts, processes, and displays data from the Sloan Digital Sky Survey (SDSS) and the Two-Micron All-Sky Survey (2MASS). The goal is to locate brown dwarf candidates in the SDSS database by looking at color cuts; however, this site could also be useful for targeted searches of other databases as well. MySQL databases are created from broad searches of SDSS and 2MASS data. ... 2002). ... 2002, AJ, 123, 3409 . ...

Еще в разделе: (Показать все результаты (>1881) - www.adass.org/ )

• An Automatic Astronomical Classifier Based on Topological Neural Networks
• ADASS 2003 Conference Proceedings
• A Computer-Based Technique for Automatic Description and Classification of

... May 30, 1997 . A Cosmic Snowball . ... Representing a previously unknown class of Solar System objects, these proposed small, icy comets disintegrate in the upper atmosphere at altitudes of 600 to 15,000 miles and so do not pose an impact threat to the Earth's surface or even to spacecraft in low Earth orbit . ... The suspected trail of one such cosmic snowball vaporizing over the Atlantic Ocean and Western Europe at an altitude of 5,000 to 15,000 miles is seen above. ... About APOD > . ...

Еще в разделе: (Показать все результаты (>6080) - www.sai.msu.su/ )

• SAI Supernova catalog
• Open Source Convention
• Oleg Bartunov's Home Page

... Watchouts . ... Any XMM-Newton users, who need to convert OM count rates in the optical and UV filters into fluxes (expressed, e.g. , in erg/cm/cm/s/A), can do it by following any of the methods we outline below. OM count rates can be obtained with SAS. ... UVW1 . ... UVM2 . ... convert from count rate, obtained with SAS (files *SWSRLI*, corrected count rate in CORR_RATE column), to flux, selecting the most appropriate factor for the chosen spectral type and filter from the following Tables: . ...

Еще в разделе: (Показать все результаты (>11314) - xmm.vilspa.esa.es/ )

• Future developments
• Overview on detection chain constituent tasks

... 1993: . ... Based on the results of spectrophotometric observations with a high signal-to-noise ratio of 15 blue compact galaxies with low abundances of elements heavier than helium, the origin of nitrogen in these objects was investigated. ... Based on the high-accuracy spectrophotometric observations of 10 blue compact galaxies with a low abundance of elements, the most precise value of the mass fraction of helium Y(p) was obtained. ... Archive . ...

Еще в разделе: (Показать все результаты (>1406) - mavr.sao.ru/ )

• Metagalaxy sector, archive 1997
• Metagalaxy sector, archive 2015
• IRAS01005+7910

... LABORATORY OF RADIO ASTRONOMICAL OBSERVATIONS . Radio sources identification is one of the most important tasks of the current radio astrophysics. ... Optical idetification. ... Optical identifications of subsample of steep spectra radio sources from RC catalog using 6m SAO telescope of SAO RAS: optical observations. ... Astronomy Reports. ... Identification of radio sources with data of various radio catalogs allows one to construct continual spectrum of the object and its radio structure. ...

Еще в разделе: (Показать все результаты (>1291) - jet.sao.ru/ )

• Principles of organization
• LSFVO: Press releases
• Search for distant radio galaxies in SAO

Analysis of general features of the chaotic system behavior and investigation of the properties of concrete chaotic sources. ... Analysis of information properties of chaotic systems and chaotic oscillations as concrete objects for information processing and comunications. ... This hypothesis gives a possibility of designing simple mathematical structures accomplishing various processes of information processing using chaos. ... Activities | ... E-mail: chaos@mail.cplire.ru ...

Еще в разделе: (Показать все результаты (>682) - www.cplire.ru/ )

• Chaotic Processors and Unstructured Data Bases - NDCS-99
• Lab 234 - SQUID amplifier
• Lab234 - Design, fabrication and experimental studies of a novel device: Cold

This module provides the ability to set environment variables based upon attributes of the request. ... The mod_setenvif module allows you to set environment variables according to whether different aspects of the request match regular expressions you specify. ... BrowserMatch . ... Syntax: BrowserMatch regex env-variable [= value ] [ env-variable [= value ]] .. ... Module: mod_setenvif . ... The BrowserMatch directive defines environment variables based on the User-Agent HTTP request header field. ...

Еще в разделе: (Показать все результаты (>113) - neptun.sai.msu.ru/ )

• Apache module mod_so
• Source Re-organisation
• Module mod_actions