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 Database: W40SFRCXO
   W 40 Star-Forming Region 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:
Filter Search  
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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
 ALT_NAME 
Alternative Catalog-Based Source Designation
 NAME 
IAU Designation
 RA 
Right Ascension
 DECL 
Declination
 LII 
Galactic Longitude
 BII 
Galactic Latitude
 ERROR_RADIUS 
Positional Error (arcsec)
 OFF_AXIS 
Off-Axis Angle (arcmin)
 COUNTS 
Extracted Net Counts in Full Band
 COUNTS_ERROR 
Average 1-Sigma Uncertainty in Net Counts
 BCK_COUNTS 
Background Counts in the Extraction Region
 HB_COUNTS 
Extracted Net Counts in the Hard Energy Band
 PSF_FRACTION 
PSF Fraction Enclosed within Extraction Region
 SIGNIFICANCE 
Source Significance
 SOURCE_ANOMALY_FLAG 
Flag Indicates Source Anomaly
 SOURCE_VARIABLE_FLAG 
Variability Characterization
 EXPOSURE 
Effective Exposure (s)
 TWOMASS_NAME 
2MASS Source Designation
 CXO_2MASS_OFFSET 
Chandra-2MASS Positional Offset (arcsec)
 JMAG 
2MASS J-Band Magnitude
 JMAG_ERROR 
Error in 2MASS J-Band Magnitude
 HMAG 
2MASS H-Band Magnitude
 HMAG_ERROR 
Error in 2MASS H-Band Magnitude
 KS_MAG 
2MASS K_S-Band Magnitude
 KS_MAG_ERROR 
Error in K_S-Band Magnitude
 TWOMASS_FLAGS 
2MASS Photometry Quality and Confusion Flag
 MEMBERSHIP_CLASS 
Membership Class
 AV 
Visual Absorption from J vs. J-H Diagram (mag)
 STELLAR_MASS 
Stellar Mass from J vs. J-H Diagram (Solar Masses)
 STELLAR_MASS_ERROR 
Error in Mass from J vs. J-H Diagram
 UKIRT_FLAG 
UKIRT Flag
 VLA_ID 
VLA Source Identification
 MEDIAN_ENERGY 
Median Energy of Net Counts in Full Band (keV)
 LOG_HB_LX_OBS 
Log of Apparent Hard-Band Luminosity
 LOG_LX_OBS 
Log of Apparent Full-Band Luminosity
 APEC_KT 
Plasma Temperature Inferred (keV)
 LOG_NH_1 
Log of Column Density Inferred
 LOG_HB_LX_1 
Log of Intrinsic Hard-Band Luminosity
 LOG_LX_1 
Log of Intrinsic Full-Band Luminosity
 LOG_NH_2 
Column Density Obtained
 LOG_NH_2_ERROR 
Error in Log of Column Density Obtained
 LOG_HB_LX_2 
Intrinsic Hard-Band Luminosity
 LOG_HB_LX_2_ERROR 
Error in Log of Intrinsic Hard-Band Luminosity
 LOG_LX_2 
Intrinsic Full-Band Luminosity
 LOG_LX_2_ERROR 
Error in Log of Intrinsic Full-Band Luminosity

 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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