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 Database: CHANGALCEN
   Chandra Galactic Center Point 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:
Filter Search  
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Parameter
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A
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B
Definition
 
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<- Sort by distance from search centre (default)
 NAME 
Source Designation
 RA 
Right Ascension
 DECL 
Declination
 LII 
Galactic Longitude
 BII 
Galactic Latitude
 OFFSET 
Offset from Sgr A* (arcmin)
 EXPOSURE 
Live Time on Source (s)
 PSF_FRACTION 
Fraction of PSF Encompassed by Source Region
 PSF_ENERGY 
Energy at Which PSF Was Estimated (keV)
 SB_COUNTS 
Total Counts (0.5-2.0 keV) in Source Region
 SB_BCK_COUNTS 
Estimated Background Counts (0.5-2.0 keV) in Source Region
 SB_BCK_TO_SRC_AREA 
Ratio of areas of bkg and src regions 0.5-2.0 keV
 SB_EFF_AREA_ARF 
Mean Value of Effective Area Function ARF (0.5-2.0 keV)
 M1_COUNTS 
Total Counts (2.0-3.3 keV) in Source Region
 M1_BCK_COUNTS 
Estimated Background Counts (2.0-3.3 keV) in Source Region
 M1_BCK_TO_SRC_AREA 
Ratio of Areas of Background and Source Regions 2.0-3.3 keV
 M1_EFF_AREA_ARF 
Mean Value of Effective Area Function ARF (2.0-3.3 keV)
 M2_COUNTS 
Total Counts (3.3-4.7 keV) in Source Region
 M2_BCK_COUNTS 
Estimated Background Counts (3.3-4.7 keV) in Source Region
 M2_BCK_TO_SRC_AREA 
Ratio of Areas of Background and Source Regions 3.3-4.7 keV
 M2_EFF_AREA_ARF 
Mean Value of Effective Area Function ARF (3.3-4.7 keV)
 HB_COUNTS 
Total Counts (4.7-8.0 keV) in Source Region
 HB_BCK_COUNTS 
Estimated Background Counts (4.7-8.0 keV) in Source Region
 HB_BCK_TO_SRC_AREA 
Ratio of Areas of Background and Source Regions 4.7-8.0 keV
 HB_EFF_AREA_ARF 
Mean Value of Effective Area Function ARF (4.7-8.0 keV)
 FB_COUNTS 
Net Counts (0.5-8.0 keV)
 FB_COUNTS_LIMIT 
Limit Flag for Net Counts
 FB_COUNTS_ERROR 
Uncertainty or Upper Limit on Net Counts
 HR_SOFT 
Soft Color
 HR_SOFT_NEG_ERR 
Lower Uncertainty for Soft Color
 HR_SOFT_POS_ERR 
Upper uncertainty for Soft Color
 HR_MEDIUM 
Medium Color
 HR_MEDIUM_NEG_ERR 
Lower Uncertainty for Medium Color
 HR_MEDIUM_POS_ERR 
Upper Uncertainty for Medium Color
 HR_HARD 
Hard Color
 HR_HARD_NEG_ERR 
Lower Uncertainty for Hard Color
 HR_HARD_POS_ERR 
Upper Uncertainty for Hard Color
 SB_FLUX 
Photon Flux (0.5-2.0 keV)
 SB_FLUX_LIMIT 
Limit Flag for Photon Flux (0.5-2.0 keV)
 SB_FLUX_ERROR 
Uncertainty or Upper Limit for Photon Flux (0.5-2.0 keV)
 M1_FLUX 
Photon Flux (2.0-3.3 keV)
 M1_FLUX_LIMIT 
Limit Flag for Photon Flux (2.0-3.3 keV)
 M1_FLUX_ERROR 
Uncertainty or Upper Limit for Photon Flux (2.0-3.3 keV)
 M2_FLUX 
Photon Flux (3.3-4.7 keV)
 M2_FLUX_LIMIT 
Limit Flag for Photon Flux (3.3-4.7 keV)
 M2_FLUX_ERROR 
Uncertainty or Upper Limit for Photon Flux (3.3-4.7 keV)
 HB_FLUX 
Photon Flux (4.7-8.0 keV)
 HB_FLUX_LIMIT 
Limit Flag for Photon Flux (4.7-8.0 keV)
 HB_FLUX_ERROR 
Uncertainty or Upper Limit for Photon Flux (4.7-8.0 keV)

 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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