... 314, 2004 F. Ochsenbein, M. Al len, and D. Egret, eds. Chandra Level 3 Pro cessing: Creating an Automated Source Catalog for Chandra Data Roger Hain, Adam Dobrzycki, Ian Evans, Janet DePonte Evans, Peter Freeman, Kenny Glotfelty, Margarita Karovska, Michael McCollough, Francis Primini, Arnold Rots Harvard-Smithsonian Center for Astrophysics, 60 Garden St., Cambridge, MA 02138 Abstract. ... Level 3 processing will include detailed source properties derived from all available Chandra data. ... Archive...

... She is working with Claus Leitherer on different properties of the star formation process in local irregular galaxies. ... Her main research interests involve: the role of evolution in galaxy properties; the environmental effects in galaxy evolution/formation; the properties of star-forming galaxies at low and high redshifts; the starburst/AGN connection. ... She is working with Daniela Calzetti, Claus Leitherer, and Tim Heckman on the structure and evolution of starburst galaxies. ...

... CentralProcessor 0.11 documentation . BETA Processing Pipelines . ASKAPsoft is the suite of processing software developed by the ASKAP computing team to handle the pipeline processing of ASKAP observations. ... BETA processing uses a slightly different approach, particularly in the calibration method, and the set of scripts detailed here are designed to demonstrate a BETA reduction approach with ASKAPsoft. ... ASKAPsoft processing of BETA data . ... How to run the BETA pipelines . ...

SAS home . ... List of SAS threads . OM data processing from A to Z is performed by two "chains": omichain and omfchain , for image and fast mode data respectively. ... Then a source detection algorithm is used to identify the sources present in the image. ... A final source list is obtained from all exposures and filters. ... If the user has PPS products from the processing of his/her observation, or from the XSA, then the first thing to do is to overlay the image source list onto the sky image. ...

... Are HVCs a common feature of star forming galaxies? ... Consider the typical properties of the smallest HVCs (compact HVCs) found in HIPASS: . Distance . HI Mass . ... At 5 kpc . meager objects ~116 solar masses . ... 1.15 x 10 4 solar masses . ... Putman et al. (2003) found none to 10 7 solar masses. 2% of Sculptor to 3 x 10 6 solar masses by de Blok et al. (2001) found none. ... High velocity gas around other galaxies can be identified from maps and dynamics: . ... 2003) . ...

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? ...

Next: Survey Methods Up: THE DEEP X-RAY RADIO Previous: THE DEEP X-RAY RADIO . Blazars are the most extreme variety of AGN known. ... The beaming hypothesis has been successful in reproducing the luminosity function of samples of blazars (e.g., Padovani & Urry 1990, 1991, 1992; Urry, Padovani & Stickel 1991), allowing the derivation of class properties such as the range of Lorentz factors and opening angles in the radio band (and also in other bands for BL Lacs). ...

. Next: Spectrum Up: R CORONAE BOREALIS STARS Previous: HISTORICAL BACKGROUND . Figure: The light curve of RCoronae Borealis during a fading event in 1859 . RCB stars were first identified by their characteristic light curves. A part of the light curve of RCrB itself, taken from over a century of observations compiled by Ludendorff (1906) is shown in Figure 1 . Spectrum . Galactic distribution and absolute magnitudes . Numbers and distances . Simon Jeffery . 2002-01-25

My research interests are focussed on the theory and modelling of accretion processes as well as star and planet formation mechanisms. I am particularly interested in the stability properties of accretion discs, the generation of MHD turbulence and associated angular momentum transport, disk - planet interactions and the origin and characteristics of jets and winds from accreting systems . ... These results have been published in Salmeron & Wardle, 2005, M.N.R.A.S., 361: 45-69. ...

... 2MASS Overview . The 2MASS Sky . Executive Summary of 2MASS Second Incremental Data Products . Point Source Catalog . Extended Source Catalog . ... Distribution Mode for 2MASS Products . Data Release Plan . ... Point Source Catalog (PSC) . Extended Source Catalog (XSC) . ... 2MASS Source Naming Convention . ... General Properties of the Data Release . ... Comparison of Achieved Performance of Second Incremental Release Catalogs with Level 1 Science Specification . ...

... Directives | ... Apache HTTP Server Version 2.4 . Apache > HTTP Server > Documentation > Version 2.4 > Rewrite . ... This document discusses some of the technical details of mod_rewrite and URL matching. ... Then the URL rewriting engine is started with the contained ruleset (one or more rules together with their conditions). ... If the Pattern matches, mod_rewrite looks for corresponding rule conditions (RewriteCond directives, appearing immediately above the RewriteRule in the configuration). ...

... The most precisely determined characteristic for accreting neutron stars (NS's) is their period. ... Period changes show fluctuations. ... Some applications of stochastic processes in astrophysics especially in accreting systems were discussed in Lipunov (1987),Hoshino Takeshima (1993) and Lipunov (1992).In Hoshino Takeshima (1993) the authors, using simple models of MHD turbulence, try to explain aperiodic changes in X-ray luminosity of X-ray pulsars. ... Here, -constant angular momentum. ...

... Physical Properties of Crystals . ... The course is an introduction into crystal physics and consists of two introductory parts devoted to the basics of crystallography and tensor analysis and six main chapters in which the physical phenomena in anisotropic medium are described by the example of the elastic, electrical and magnetic crystal properties. The effect of symmetry is also discussed. ... Effect of symmetry on crystal properties. ... Effect of symmetry on crystal optical properties. ...

... Available at http://www.hike.te.chiba-u.ac.jp/ikeda/CIE/publ/abst/15-2-86.html . ... Available at http://www.w3.org/TR/REC-CSS1-961217.html. ... HTML 4.0 Specification", D. Raggett, A. Le Hors, I. Jacobs, 8 July 1997. ... Available at ftp://ftp.internic.net/rfc/rfc1700.txt. ... Available at ftp://ds.internic.net/rfc/rfc1808.txt . ... Available at ftp://ds.internic.net/rfc/rfc2070.txt . ... Available at ftp://ds.internic.net/rfc/rfc2119.txt . ... Available at ftp://ds.internic.net/rfc/rfc2318.txt . ...

... The Science Operation Department is composed of Astronomers, Telescope Instruments Operators(TIOs) and Data Handling Administrators(DHAs). ... Astronomers have proposed several methods to quantitatively measure the amount of turbulence above the telescope, which the most common ones is Differential Image Motion Monitor (DIMM). In optical testing, the Hartmann test is the common method to test the quality of optical components. ... Hartmann mask consists of 48 lenses. ...

... Solar structures oscillate · · many different oscillation periods have been identified - lots of frequency space to examine. concentrate on 3 and 5 minute wavebands. ... Identification of oscillating individual pixels, then segmentation into significant groups Data · · · · Use SPoCA active region detections. ... Analysis · · Oscillation model in each pixel dj = A cos( tj )+ B sin( tj ) Calculate (Bayesian) probability p() that the timeseries dj observed at times tj= j.t (1jN) supports a frequency . ...

... My research focusses on spectral line and dust continuum observations of star formation in the Galaxy, particularly using the JCMT. My PhD thesis involved using HARP (the Heterodyne Array Receiver Project, see also my technical pages ), an array spectrograph built in the Cavendish Astrophysics Group for the James Clerk Maxwell Telescope ( JCMT ) for a wide-field survey of star formation. ... For an overview of the survey see Curtis, Richer Buckle (2010) . ... 2010) . ... 2010 Emily Curtis | ...

Next: Examples of data contained Up: Electronic database Previous: Future plans . In astrophysics, the optical constants mainly are used to calculate the optical properties of scatterers, i.e. cross-sections, scattering matrix, etc. ... Optical properties derived from such models have been discussed in some books (see, e.g., [ 2 , 3 ]) and in principle can be calculated by using various light-scattering tools which are freely available via the internet [ 4 ]. ...

Linear Collider Detector R D Launched new effort in US in 2002 LCRD, UCLC Scope defined in discussion with DOE/NSF Anticipated annual growth USLCSG commissioned review process and established two review panels Detector R D chaired by Howard Gordon Accelerator R D chaired by Norbert Holtkamp Two years have passed and we enter our third year Time to assess how we are doing Jim Brau LC Detector R D July 29, 2004 Background for LC ...

... Observations of the Moon eclipse on 17.09.97 have shown the Moon details contrasts had decreased and the total radio brightness had fallen at all observed frequency range (from 10% at 1.38 sm down to 2.5% at 13 sm). The fall of the Moon radio brightness has been detected during the eclipse at decemeter waves for the first time. ... Radio emission of the Copernicus crater at 1.38 and 2.7 sm has been detected for the first time. ...