NASA/IPAC EXTRAGALACTIC DATABASE
Date and Time of the Query: 2019-04-19 T04:14:14 PDT
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Spectral Energy Distribution (SED) for CXO J125041.8+410556:

2 Data Points
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Photometric Data --- Published and Homogenized [Frequency, Flux Density] Units

  Published UnitsHomogenized Units [Frequency, Flux Density]  
No.Observed PassbandMeasurementUncertaintyUnitsFreq (Hz)MeasurementUncertaintyUnitsModeAperture/QualifiersReference CodeNo.
1 0.3-8 keV (Chandra) 21.31E-16 +/- 6.31E-16 erg s^-1^ cm^-2^ 1.00E+18 2.13E-10 +/- 6.31E-11 Jy Broad-band Long-term variability 2006ApJS..163..424K 1
2 0.3-8 keV (Chandra) 1.53E-14 ... erg/s/cm^2^ 1.00E+18 1.53E-09 ... Jy Broad-band 2011ApJS..192...10L 2


Detailed Information for Each Entry

 No. 1
Reference Code : 2006ApJS..163..424K
Freq. targeted : 0.3-8 keV (Chandra) 
Measurement    :  21.31E-16   erg s^-1^ cm^-2^     = 2.13E-18 W m^-2^
Uncertainty    :  6.31E-16    erg s^-1^ cm^-2^     = 6.31E-19
Significance   : uncertainty
Freq or Vel.   :     4.15     keV          (OBS   )= 1.00E+18 Hz
Frequency mode : Broad-band measurement
Coord. targeted: 12 50 41.80     +41 05 56.11 (J2000)
Spatial mode   : Flux integrated from map
Notes          : From new raw data; NED frequency assigned to mid-point of
                 band in keV
Qualifiers     : Long-term variability                   

No. 2 Reference Code : 2011ApJS..192...10L Freq. targeted : 0.3-8 keV (Chandra) Measurement : 1.53E-14 erg/s/cm^2^ = 1.53E-17 W m^-2^ Uncertainty : erg/s/cm^2^ = 0.00E+00 Significance : no uncertainty reported Freq or Vel. : 4.15 keV (OBS )= 1.00E+18 Hz Frequency mode : Broad-band measurement Coord. targeted: 12 50 41.810 +41 05 56.15 (J2000) Spatial mode : Flux integrated from map Notes : From reprocessed raw data; NED frequency assigned to mid-point of band in keV Qualifiers :

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