... Higgs, 1989; DRAO 1991. ... 12-13 RA (hours) 15-16 RA (min) 18-22 RA (sec) (XX.XX) 24-28 RA error (sec) (XX.XX) ( blank = unknown ) 30 Sign of declination 31-32 DEC (degrees) 34-35 DEC (arcmin) 37-40 DEC (arcsec) (XX.X) 42-45 DEC error (arcsec) (XX.X) ( blank = unknown ) 47 Epoch of coordinates (1=B1950, 2=J2000, 3= unknown ) 49 Type of position determination (1=rough estimate, 2=centroid, 3=peak, 4=fitted Gaussian, 5= unknown ) 51-56 Flux #1 ( variable format ) 58-62 Error in ...

... It may be desirable to apply (in addition to the source selection described above) some definite upper limit to the number of sources to be plotted - say, to plot only the first 50 brightest sources. Such a limit may be difficult or impossible to achieve by use of the expression parameter. ... The parameter ncutsortexpression has been provided to allow the sources to be sorted. ... slconv srclisttab=bert.ds:SRCLIST radiusexpression='RATE' withncut=yes ncutsortexpression='RATE' ncut=10 . ...

Next: Inspection of results Up: *fit* - Fit Data Previous: Verbose Mode . If the number of net counts for a source is less than it is impractical to fit the data in all 34 energy bits. However, if the flux is required, then a fit must be performed first. ... Fit will then calculate the normalization of the model and xflux can be used to determine the flux and luminosity of the source from the best fit model. xs> fit rebin=yes . ...

... Readability |Check number: 1 | Description: Header existence for each |Evaluation (always/often/sometimes/| |source file and for each method, class, |never) : | ... Description: Naming conventions existence |Evaluation (always/often/sometimes/| |(variables start with lowercase, then |never) : | ... limited and commented |(always/often/sometimes/ | ... Description: Error message are formated : when an|Evaluation | error or an exception is raised, report the |(always/often/sometimes/ | ...

Next: Program use Up: Description of program searchdup Previous: Description of program searchdup . Parameter input is done with a graphic user interface. ... Input file: Name of the input catalog file. It has to be formatted, one record per source/observation, according to the format used in the Arcetri observations and source archives. ... Minimum number of observations per source Source with less than this number of independent observations are not included in the output file . ...

... User Guide ] Task: uvsfit Purpose: Fit point sources to a given vis file. ... You can reduce the data volume by averaging in frequency using the line parameter (apply bandpass first) or selecting a subset of the data. If you want to produce model or residual visibilities at full resolution for all the data, you can run UVSFIT again with all source parameters specified and fixed. ... Key: sspar This gives initial estimates of source spectral parameters. ... 1 The spectral term alpha1 is fixed. ...

SIMPLE = T / file does conform to FITS standard BITPIX = 8 / number of bits per data pixel NAXIS = 0 / number of data axes EXTEND = T / FITS dataset may contain extensions COMMENT FITS (Flexible Image Transport System) format is defined in 'AstronomyCOMMENT and Astrophysics', volume 376, page 359; bibcode: 2001A .. ... IMAGEW = 4256 / image width IMAGEH = 2832 / image height ANRUN = T / Solve this field! ...

CONTENTS Volume 22 Number 2 (July 1995) . ... REMOTE SENSING OF THE SOLAR WIND USING RADIO WAVES: PART 1 . ... ARE LOCAL NEUTRON STARS THE SOURCE OF GAMMA RAY BURSTS? ... RAPID OPTICAL VARIABILITY IN THE BL LAC AO 0235+164 . ... A NEW DIAGNOSTIC FOR MASS MOTIONS IN THE ATMOSPHERES OF GLOBULAR CLUSTER GIANT STARS . ... 1995-1999 Irish Astronomical Journal, Downshay, 12 Heather Lea Avenue, Dore, Sheffield S17 3DJ, S. Yorkshire, United Kingdom WWW Contact: Alastair G Gunn Back to IAJ Home Page ...

... Canadian Astronomy Data Center, DAO/NRC . SkyCat is a tool that combines image visualization with access to astronomical catalogs and data archives. SkyCat uses a standardized URL syntax to access a large number of data sources on the net. ... More information on SkyCat can be found at the SkyCat Web site. The ESO SkyCat Tool includes the following features: . ... PostScript color printing of the display (image + graphics), . ... overlay catalog sources on an image, . ...

The library database of HST papers. HST+97GHRS" means that the paper came out in 97 and the prime instrument used is GHRS. GO-05486" means that the library found the GO grant number (which is the proposal number also) in the text of the paper so you don't have to do these. ... BUT: the lead author of the paper may not be the lead observer on the proposal, and proposals will not come up that are pre COSTAR (Dec 1993). ... Dataset name (10 or so digits beginning with a Z) . ... Target name . ...

... Estimation of source coordinate time series from analysis of VLBI sessions. ... Conventions Cut-off elevation angle: 5є Terrestrial datum: NNR/NNT constraints to VTRF2008 stations without breaks (in total) For the sources : T L(2011) NNR Yes No s [ mas ] 2000 2000 Dip. ampl. [ mas /yr] 6.4 ±1.5 6.5 ±1.5 a (є) 263 ±11 263 ±11 d (є) -20 ±12 -23 ±12 Constraining each source to the ICRF2 position using very loose constraints (s=2as) is equivalent to apply loose NNR ...

Next: CORRELATOR BOARDS Up: OBSERVING PROCEDURES Previous: Frequency Switching . ... Continuum sources in the list used for flux density calibration were selected in an ad-hoc fashion from a variety of places, but primarily from Kuehr et al (A&AS, 45, 367, 1981), the compendium of linearly polarized sources by Tabara & Inoue (A&AS, 39, 379, 1980), and an unpublished list of unconfused calibrator sources prepared from the NVSS survey by Jim Condon and Qi Feng Yin. ... Board 0 . ...

lsst.tcc љ 1.2.2-3-g89ecb63 . ... Files . FileљList . ... python . tcc . axis . kwDict . ... 4 љ help = "Text message" , . ... 28 љ Float(help= "position" , units= "deg" ), . 29 љ Float(help= "velocity" , units= "deg/s" ), . 30 љ Float(help= "time (tai)" , units= "s" ), . 31 љ Float(help= "posErr" , units= "deg" ), . 32 љ Float(help= "velErr" , units= "s" ), . ... 36 љ Float(help= "max error" , units= "deg" ), . 37 љ Float(help= "average error" , units= "deg" ), . ...

Please enter the lightcurve file name and period search parameters: . Lightcurve file: . ... Apply the Heliocentric correction and convert all dates to Terrestrial Time (TT)? ... Also, the Heliocentric correction cannot be applied to such lightcurves. ... This period search service is also available at the mirror sites: Mirror 1 , Mirror 2 , Mirror 3 , Mirror 4 . You may download the latest source code distribution and install the period search service at your own web server. ...

home education > resources . SEARCH ASP SITE: Match ALL words Match ANY word . ... Resources . ... Astronomy Education Bibliography . ... Astronomical Pseudo-Science . ... Astronomy of Many Cultures Resource Guide . ... Black Holes: An Introductory Resource List . ... Space Science Education Resource Directory . ... A New York Times reporter examines the work of John Mack on UFO abductions and critiques the whole phenomenon and the media's exploitation of it: http://www.around.com/abduct.html . ...

. Previous . Next . Returns the number of lexemes or word stems in a text search vector. length(tsv TSVECTOR) RETURNS INT4 SELECT line_number, ts_vec, length(ts_vec) FROM ts_readme ORDER BY line_number LIMIT 3; line_number | ts_vec | length -------------+---------------------------------------------------------------------+-------- 1 | 'full':2 'text':3 'extens':5 'search':4 'tsearch2':1 'postgresql':7 | 6 2 | | 0 3 | '10':1 'avail':8 'onlin':2 'version':3 'document':6 | 5 (3 rows)

... Bojan Nikolic web pages (r. 329) . Currently I hold a Principal Research Associate position at the University of Cambridge. ... More information on the SKA SDP consortium will be available shortly on the public web-pages . ... Previous to that, I developed the technique of Out-Of-Focus (OOF) holography and wrote the software that is currently used for this at the Green Bank 100m (GBT) and other telescopes. ... Welcome . ... Copyright 2005 -- 2016, Bojan Nikolic feedback welcome ...

Stellarium 0.12.3 . ... Classes . ... FileљStructure . FileљList . FileљMembers . core . modules . Nebula.hpp . ... 51 љ virtual QString getInfoString ( const StelCore *core, const InfoStringGroup& flags) const ; . ... 54 љ virtual double getCloseViewFov ( const StelCore * core = NULL) const ; . 55 љ virtual float getVMagnitude ( const StelCore * core, bool withExtinction= false ) const ; . 56 љ virtual float getSelectPriority ( const StelCore * core) const ; . ...

... The catalog contains SAO number; the right ascension and declination with a B1950.0 equinox and epoch; annual proper motion and its standard deviation, photographic and visual magnitudes; spectral type; references to sources; the Durchmusterung (DM) identifier if the star is listed in the Bonner DM (BD), Cordoba DM (CD), or Cape Photographic DM (CP); component identification; The Henry Draper (Extension) (HD or HDE) number; and J2000 positions and proper motions. ...

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. ...