True Color Image Gallery: Galactic SNR | Magellanic Cloud SNR . ... Description: large, diffuse, X-ray and radio brighter in northern half . Radio . ... Radio Images Page . ... Exposure uf . ... Exposure uf Exposure time of unfiltered event file . Exposure f Exposure time of filtered event file . ... Event 2 FITS File . ... AUX file . ... 0.3 - 10.0 . ... see fit detail page for more about the fit. see chandra spectrum page for region used. ... True Color Image . ... Radio Images . ...

WFC3 Instrument Handbook for Cycle 24 . ... Wide Field Camera 3 Instrument Handbook for Cycle 24 > Appendix A: WFC3 Filter Throughputs > A.2 Throughputs and S/N Ratio Data . ... Note that the plots show the S/N as a function of source magnitude for exposure times as short as 0.1 s, although the minimum exposure time for the UVIS channel is actually 0.5 s. Wide Field Camera 3 Instrument Handbook for Cycle 24 > Appendix A: WFC3 Filter Throughputs > A.2 Throughputs and S/N Ratio Data . ...

... ESO is building what will be the World's largest optical telescope array, The Very Large Telescope (VLT). The VLT Project organisation is responsible for the design and construction of the Unit Telescopes, including enclosures, optics, adapter-rotators and coating unit. ... Unit Telescopes Overview - This page is outdated, an update is in process. ... Secondary mirror (M2 Unit) - This page is outdated, an update is in process. ... Coating Unit - This page is outdated, an update is in process. ...

... Acero+ astro-ph/1501.02003v1.pdf Fermi Large Area Telescope Third Source Catalog Acero+, 2015) Version by Trushkin from FITS file with five columns =========================================================================== We present the third Fermi Large Area Telescope source catalog (3FGL) of sources in the 100 MeV-300 GeV range. ... From source counts of Galactic sources we estimate the contribution of unresolved sources to the Galactic diffuse emission is 3% at 1 GeV. ...

... ATNF Home . ... About ATNF overview . ... Australia Telescope Steering Committee . ... Murchison Radio-astronomy Observatory . ... Parkes radio telescope . ... Mopra radio telescope . ... Online Resources . ... A Comparison of Discrete Sources in Radio and H surveys of the Magellanic Clouds - and the Potential for the New H Survey . ... Previous Section: Discrete Sources towards the . ... The comparison of the radio and H surveys resulted in the discovery of 180 sources common to both surveys. ...

... list of all files with drifts 15apr03 to 27may03 baseband mixer chassis was tested on the bench and the tubular lowpass filters (k&E) (100 mhz) after the mixer were causing the problem. ... 10apr03 shows drift of sbc1B with the outputs of the IF2 switched sbc1B, sbc2b. The drift remains in sbc1B so the problem is after this switch (in the correlator). 14apr03 The cables leaving the attenuator box in the correlator were switched (sbc1b and sbc2b). ... At sample 4600 i retightened the switched cables....

These pages collect together references to many pictures of the solar system that can be found on the Net. ... Since I originally compiled this list the number of relevant images has grown tremendously. ... http://www.jpl.nasa.gov/pictures/ . ... ftp://dftnic.gsfc.nasa.gov/images/gifs/ . ... http://www.jpl.nasa.gov/galileo/images.html . http://www.jpl.nasa.gov/magellan/images.html . ... http://nssdc.gsfc.nasa.gov/image/planetary/ . ... NASA Image Access Homepage (Planetary Photojournal) . ...

... 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. ...

... Up: Science Data Pipelines . ... We designed and developed a package which simulates extragalactic point source data within a given field of view and SIRTF band. ... The simulator is modular and extensible to enable multi-wavelength simulations, has been optimized by utilizing parallel processing capabilities, and will be used to test pipeline software. ... The extragalactic simulator is capable of generating large numbers of galaxies within a given patch of sky for SIRTF pipeline testing. ...

... 6.1) New Visions of the X-ray Universe in the XMM-Newton and Chandra era 26-30 November 2001 XMM EPIC · Piled-up sources : · core of PSF excluded same region of PSF used for MOS and pn no encircled energy correction made Spectrum split into hard ( 2 keV ) and soft band ( 2 keV ) The Hard X-ray band ( 2 keV ) Sources analysed: PKS 2149-306 Mrk 3 3C273 PKS 2155-304 Model used: power-law to 2-10 and 3-10 ...

. Previous . Next . Because an index has not been defined, the previous query is searching using a sequential scan over each row. This will be slow for large tables. Seq Scan on ts_readme (cost=0.00..7.63 rows=1 width=89) (actual time=0.117..0.391 rows=11 loops=1) Filter: (ts_vec @@ '\'databas\' | \'queri\''::tsquery) Total runtime: 0.516 ms

... The VSOP Survey Continuum Source List . The radio sample for the VSOP continuum survey was defined to include all extragalactic radio sources with: . a total flux density at 5 GHz, S>=1.0 Jy . ... The sample also included all sources in the sky with a 5 GHz flux density S>5 Jy, regardless of spectral index and galactic latitude. ... The source would then be included in the VSOP sample (three of the sources were found with a flux density above 1 Jy and added to the sample). ...

The Ryle Telescope was used for some years for monitoring variable sources (in addition to its role in source-surveys related to the Sunyaev-Zeldovitch studies). The instrument is now transformed into the "AMI large array": see the AMI pages for details. ... The rebuild took place between 2006 June and mid-2008; between these dates there is no useful data available. ... For some sources there are many plots, organised by date: . ...

This course will deal with the issues of alternative energy sources and sustainable energy sources. ... We will therefore make heavy use of network resources (e.g. the Internet) for providing documentation and guides to various forms of sustainable energy technology. ... All assignments will be posted there as well. ... The course will start out covering solar energy but will then move to other alternative energy sources such as, Wind, Tides, Hydroelectric, Ocean Currents, and Geothermal. ...

home education > resources . ... Astronomy Education Bibliography . ... Black Holes: An Introductory Resource List . ... Space Science Education Resource Directory . ... Many general books and articles on astronomy include brief coverage of black holes these days. The list below is a selection of non-technical resources that you may find useful if you want to begin exploring the world of black holes in more detail. ... Some Science Fiction Stories with Good Science about Black Holes . ...

Orbit . ... The orbit of the RadioAstron provides four types of study: . rough images of radio sources with ultra-high angular resolution, using all baselines up to the radius of the apogee, that is much larger than Earth diameter; . ... high quality imaging of radio sources, with moderate resolution, by observing either with small projected base lines Earth-spacecraft, i.e. close to the orbital plane, or near the perigee. ... high accuracy orbit determination. ... Space Radio Telescope . ...

... The world's largest optical telescopes, the VLT (Very Large Telescope Array) are located in Chile, country that was recently hit by the 7th most powerful ever recorded earthquake, which, very sadly, is now counting many fatalities. ... You would wonder, did the mirrors survive such a strong earthquake? ... Tom Barclay , PhD student at Armagh Observatory, is about to go observing there in two weeks. ... All ESO buildings are earthquake-proof" , answered Tom. ... 28 Feb 2010 23:01 . б© 2010 OASES . ...

... Just like our own Milky Way Galaxy, the nearest major galaxy M31 has many star systems spewing high energy radiation. ... The strongest source of X-rays in the Large Magellanic Cloud originates from an unusually energetic binary star system. ... Gas stripped of the normal star falls onto the compact star, heats up, and emits X-rays. ... NGC 6240: When Galaxies Collide . ... Our Sun is unusual in that it is alone - most stars occur in multiple or binary systems. ... Uranus' Moon Miranda . ...

... a) As source material for the high-school or college curriculum, especially in physics. astronomy and their history. (b) As a source of supplemental projects by high school students or by undergraduates. (c) As material for independent studies, In particular by motivated students who seek to know more about space . ... Those wishing to look up specific topics are advised to use the index file, accessible from the end of any "Exploration" file. ... files not listed and at other resource material. ...

... Natalya V. Raguzova and Sergei B. Popov . ... We present a compilative catalogue of Be/X-ray binaries and candidates in the Galaxy and in the Large and Small Magellanic Clouds. This catalogue contains 160 sources and provides information on names and spectral types of optical components, distances, on spin characteristics of neutron stars, and on orbital and X-ray properties of binary systems. ... Be/X-Ray Binaries and candidates in the Galaxy . Galactic sources: comments to the Table 1 . ...