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 Database: ROSATHARD
   ROSAT Hard-Spectrum X-Ray Source Catalog
Database Index | Basic Search | Advanced Search
 Name Resolver
Name:

 Search Co-ordinates
Co-ords:

Co-ordinate system:
Equatorial Ecliptic Galactic
Equinox: 1950 2000

 Search Type
Cone search, radius: arcmin.
Square search, width: arcmin.
Rectangle search, size: arcmin
 Output Options
 Output coordinates in:
Decimal  Sexagesimal
 Output system:
Equatorial   Ecliptic   Galactic
 Output epoch:
J2000   B1950
 Output format:
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Definition
 
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<- Sort by distance from search centre (default)
 NAME 
Source Designation
 SEQID 
ROSAT Observation in Which Source Was Detected
 RA 
Right Ascension
 DECL 
Declination
 LII 
Galactic Longitude
 BII 
Galactic Latitude
 EXPOSURE 
ROSAT PSPC Exposure Time After Good Time Screening
 OFF_AXIS 
Off-Axis Angle of Source
 ERROR_RADIUS 
Positional Uncertainty of Source from PSS
 SNR 
PSS Significance of Source Above Background Level
 PSF_REDUCED_CHI_SQUARED 
Spread Function to the Source Radial Profile from Fit of the Model PSPC Point
 EXTRACTION_RADIUS 
Source Circle Radius for Extraction of the Three-Color Spectrum
 SB_COUNTS 
Number of Counts in PSPC Channels 11-41 (0.1-0.4keV) within the Source Circle
 MB_COUNTS 
Number of Counts in PSPC Channels 52-90 (0.5-0.9keV] within the Source Circle
 HB_COUNTS 
Number of Counts in PSPC Channels 91-201 (0.9-2.0 keV) within the Source Circle
 SB_BCK_COUNTS 
Expected Number of Background Counts in PSPC Channels 11-41
 MB_BCK_COUNTS 
Expected Number of Background Counts in PSPC Channels 52-90
 HB_BCK_COUNTS 
Expected Number of Background Counts in PSPC Channels 91-201
 SPECTRAL_INDEX 
Fitted Power-Law Spectral Slope
 SPECTRAL_INDEX_POS_ERR 
Positive 68% Uncertainty in Alpha (Upper Limit)
 SPECTRAL_INDEX_NEG_ERR 
Negative 68% Uncertainty in Alpha (Lower Limit)
 HARD_SPECTRAL_PROB 
Probability of Source Having Spectral Slope Alpha Less (Harder) Than 0.5
 FLUX 
0.5-2keV Flux
 FLUX_POS_ERR 
Positive 68% Uncertainty in 0.5-2keV Flux (Upper Limit)
 FLUX_NEG_ERR 
Negative 68% Uncertainty on 0.5-2keV Flux (Lower Limit)
 OPTICAL_CTRPRT_FLAG 
Flag [SI] Indicates Optical Counterpart Information

 Output number of lines:  
If you have any problems, please consult the help page or mail ledas-help@star.le.ac.uk
 
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