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 Database: M16CXO
   M 16 (Eagle Nebula) Chandra X-Ray 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:
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Definition
 
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<- Sort by distance from search centre (default)
 SOURCE_NUMBER 
Sequential Identification Number for Each Source in Catalog
 NAME 
Source Designation
 ALT_NAME 
Alternative Catalog-Based Source Designation
 RA 
Right Ascension
 DECL 
Declination
 LII 
Galactic Longitude
 BII 
Galactic Latitude
 C_OFF_AXIS 
Offset in the Central Observation
 E_OFF_AXIS 
Offset in the East Observation
 NE_OFF_AXIS 
Offset in the North-East Observation
 C_PROB_NO_SOURCE 
Probability of No Association with This Position in Central Observation
 E_PROB_NO_SOURCE 
Probability of No Association with This Position in the East Observation
 NE_PROB_NO_SOURCE 
Probability of No Association with This Position in the North-East Observation
 C_SIGNIFICANCE 
Central Observation Source Significance
 E_SIGNIFICANCE 
East Observation Source Significance
 NE_SIGNIFICANCE 
North-East Observation Source Significance
 BROAD_TYPE 
Source Classification Based on Optical-Infrared Colors
 C_RAW_COUNTS 
Central Observation Total Count in 0.5-8keV
 E_RAW_COUNTS 
East Observation Total Count in 0.5-8keV
 NE_RAW_COUNTS 
North-East Observation Total Count in 0.5-8keV
 C_COUNTS 
Central Observation Net Count in 0.5-8keV
 E_COUNTS 
East Observation Net Count in 0.5-8keV
 NE_COUNTS 
North-East Observation Net Count in 0.5-8keV
 C_PSF_FRACTION 
Fraction of PSF at 1.497keV Corresponding to Extraction Region in Central Obs.
 E_PSF_FRACTION 
Fraction of PSF at 1.497keV Corresponding to the extraction Region in East Obs.
 NE_PSF_FRACTION 
Fraction of PSF at 1.497keV Corresponding to the extraction Region in NE Obs.
 C_COUNT_RATE 
Count Rate in 0.5-8keV Band in the Central Observation
 E_COUNT_RATE 
Count Rate in 0.5-8keV Band in the East Observation
 NE_COUNT_RATE 
Count Rate in 0.5-8keV Band in the North-East Observation
 C_MEDIAN_ENERGY 
Median Photon Energy in 0.5-8keV Band in the Central Observation
 E_MEDIAN_ENERGY 
Median Photon Energy in 0.5-8keV Band in the East Observation
 NE_MEDIAN_ENERGY 
Median Photon Energy in 0.5-8keV Band in the North-East Observation
 C_NH 
Hydrogen Column Density in the Central Observation
 C_NH_POS_ERR 
Upper Error for Hydrogen Column Density in the Central Observation
 C_NH_NEG_ERR 
Lower Error for Hydrogen Column Density in the Central Observation
 E_NH 
Hydrogen Column Density in the East Observation
 E_NH_POS_ERR 
Upper Error for Hydrogen Column Density in the East Observation
 E_NH_NEG_ERR 
Lower Error for Hydrogen Column Density in the East Observation
 NE_NH 
Hydrogen Column Density in the North-East Observation
 NE_NH_POS_ERR 
Upper Error for Hydrogen Column Density in the North-East Observation
 NE_NH_NEG_ERR 
Lower Error for Hydrogen Column Density in the North-East Observation
 C_KT_1 
Plasma Temperature in the Central Observation
 C_KT_1_POS_ERR 
Upper Error for Plasma Temperature in the Central Observation
 C_KT_1_NEG_ERR 
Lower Error for Plasma Temperature in the Central Observation
 E_KT_1 
Plasma Temperature in the East Observation
 E_KT_1_POS_ERR 
Upper Error for Plasma Temperature in the East Observation
 E_KT_1_NEG_ERR 
Lower Error for Plasma Temperature in the East Observation
 NE_KT_1 
Plasma Temperature in the North-East Observation
 NE_KT_1_POS_ERR 
Upper Error for Plasma Temperature in the North-East Observation
 NE_KT_1_NEG_ERR 
Lower Error for Plasma Temperature in the North-East Observation
 C_LOG_LX 
Logarithm of the X-Ray Luminosity in 0.5-8keV in the Central Observation
 C_LOG_LX_POS_ERR 
Upper Error for Logarithm of the X-Ray Luminosity in 0.5-8keV in Central Obs.
 C_LOG_LX_NEG_ERR 
Lower Error for Logarithm of the X-Ray Luminosity in 0.5-8keV in Central Obs.
 C_LOG_LX_FLAG 
Flag [i] Indicates Infinity
 E_LOG_LX 
Logarithm of the X-Ray Luminosity in 0.5-8keV in the East Observation
 E_LOG_LX_POS_ERR 
Upper Error for Logarithm of the X-Ray Luminosity in 0.5-8keV in the East Obs.
 E_LOG_LX_NEG_ERR 
Lower Error for Logarithm of the X-Ray Luminosity in 0.5-8keV in the East Obs.
 E_LOG_LX_FLAG 
[i] i for infinity
 NE_LOG_LX 
Logarithm of the X-Ray Luminosity in 0.5-8keV in the North-East Observation
 NE_LOG_LX_POS_ERR 
Upper Error for Logarithm of the X-Ray Luminosity in 0.5-8keV in North-East Obs.
 NE_LOG_LX_NEG_ERR 
Lower Error for Logarithm of the X-Ray Luminosity in 0.5-8keV in North-East Obs.
 NE_LOG_LX_FLAG 
Flag [i] Indicates Infinity
 C_LOG_LX_CALC_FLAG 
Flag Indicates Spectral Information Obtained from the Central Observation
 E_LOG_LX_CALC_FLAG 
Flag Indicates Spectral Information Obtained from the East Observation
 NE_LOG_LX_CALC_FLAG 
Flag Indicates Spectral Information Obtained from the North-East Observation
 C_SPECTRAL_MODEL 
Spectral Model Used to Fit the Source Spectrum in the Central Observation
 E_SPECTRAL_MODEL 
Spectral Model Used to Fit the Source Spectrum in the East Observation
 NE_SPECTRAL_MODEL 
Spectral Model Used to Fit the Source Spectrum in the North-East Observation
 C_KS_PROB_CONSTANT 
K-S Statistic That Source Is Not Variable in 0.5-8keV Band in Central Obs.
 E_KS_PROB_CONSTANT 
K-S Statistic That Source Is Not Variable in 0.5-8keV Band in East Obs.
 NE_KS_PROB_CONSTANT 
K-S Statistic That Source Is Not Variable in 0.5-8keV Band in North-East Obs.
 C_KT_2 
Second Plasma Temperature in the Central Observation
 C_KT_2_POS_ERR 
Upper Error for Second Plasma Temperature in the Central Observation
 C_KT_2_NEG_ERR 
Lower Error for Second Plasma Temperature in the Central Observation
 E_KT_2 
Second Plasma Temperature in the East Observation
 E_KT_2_POS_ERR 
Upper Error for Second Plasma Temperature in the East Observation
 E_KT_2_NEG_ERR 
Lower Error for Second Plasma Temperature in the East Observation
 C_PHOTON_INDEX 
Photon Index in the Central Observation
 C_PHOTON_INDEX_POS_ERR 
Upper Error for Photon Index in the Central Observation
 C_PHOTON_INDEX_NEG_ERR 
Lower Error for Photon Index in the Central Observation
 E_PHOTON_INDEX 
Photon Index in the East Observation
 E_PHOTON_INDEX_POS_ERR 
Upper Error for Photon Index in the East Observation
 E_PHOTON_INDEX_NEG_ERR 
Lower Error for Photon Index in the East Observation
 NE_PHOTON_INDEX 
Photon Index in the North-East Observation
 NE_PHOTON_INDEX_POS_ERR 
Upper Error for Photon Index in the North-East Observation
 NE_PHOTON_INDEX_NEG_ERR 
Lower Error for Photon Index in the North-East Observation

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