NASA/IPAC EXTRAGALACTIC DATABASE
Date and Time of the Query: 2019-07-15 T11:00:06 PDT
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Spectral Energy Distribution (SED) for SDSS J081725.18+225237.1:

5 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 u (SDSS PSF) AB 24.696 +/- 0.865 asinh mag 8.36E+14 -5.96E-08 +/- 8.42E-07 Jy Broad-band SDSS Qualifiers 2007SDSS6.C...0000: 1
2 g (SDSS PSF) AB 23.502 +/- 0.231 asinh mag 6.17E+14 1.37E-06 +/- 3.23E-07 Jy Broad-band SDSS Qualifiers 2007SDSS6.C...0000: 2
3 r (SDSS PSF) AB 22.748 +/- 0.164 asinh mag 4.77E+14 2.82E-06 +/- 4.46E-07 Jy Broad-band SDSS Qualifiers 2007SDSS6.C...0000: 3
4 i (SDSS PSF) AB 21.784 +/- 0.109 asinh mag 3.89E+14 6.96E-06 +/- 7.11E-07 Jy Broad-band SDSS Qualifiers 2007SDSS6.C...0000: 4
5 z (SDSS PSF) AB 21.506 +/- 0.269 asinh mag 3.25E+14 8.12E-06 +/- 2.40E-06 Jy Broad-band SDSS Qualifiers 2007SDSS6.C...0000: 5


Detailed Information for Each Entry

 No. 1
Reference Code : 2007SDSS6.C...0000:
Freq. targeted : u (SDSS PSF) AB     
Measurement    :  24.696      asinh mag            = -5.96E-34 W m^-2^ Hz^-1^
Uncertainty    :  0.865       asinh mag            = 8.42E-33
Significance   : based on count statistics only
Freq or Vel.   : 3585         A            (OBS   )= 8.36E+14 Hz
Frequency mode : Broad-band measurement
Coord. targeted: 124.3549449946  22.8769728401 (J2000)
Spatial mode   : Modelled datum
Notes          : From new raw data
Qualifiers     : SDSS flags
                 CANONICAL_CENTER - used canonical, not local, center
                 CHILD - object is part of a blended parent object
                 NOPETRO - no Petrosian radius could be determined
                 PETROFAINT - Petrosian radius measured at very low surface brightness
                 ELLIPFAINT - no isophotal fits performed
                 AMOMENT_FAINT - too faint for adaptive moments

No. 2 Reference Code : 2007SDSS6.C...0000: Freq. targeted : g (SDSS PSF) AB Measurement : 23.502 asinh mag = 1.37E-32 W m^-2^ Hz^-1^ Uncertainty : 0.231 asinh mag = 3.23E-33 Significance : based on count statistics only Freq or Vel. : 4858 A (OBS )= 6.17E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 124.3549449946 22.8769728401 (J2000) Spatial mode : Modelled datum Notes : From new raw data Qualifiers : SDSS flags CANONICAL_CENTER - used canonical, not local, center CHILD - object is part of a blended parent object NOPETRO - no Petrosian radius could be determined NOPETRO_BIG - Petrosian radius is larger than extracted radial profile DEBLENDED_AS_PSF - child object is unresolved BINNED1 - detected at >=5 sigma in original imaging frame BINNED_CENTER - image was binned while centroiding DEBLEND_NOPEAK - object has no detected peak
No. 3 Reference Code : 2007SDSS6.C...0000: Freq. targeted : r (SDSS PSF) AB Measurement : 22.748 asinh mag = 2.82E-32 W m^-2^ Hz^-1^ Uncertainty : 0.164 asinh mag = 4.46E-33 Significance : based on count statistics only Freq or Vel. : 6290 A (OBS )= 4.77E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 124.3549449946 22.8769728401 (J2000) Spatial mode : Modelled datum Notes : From new raw data Qualifiers : SDSS flags CANONICAL_CENTER - used canonical, not local, center CHILD - object is part of a blended parent object INTERP - object contains interpolated-over pixels DEBLENDED_AS_PSF - child object is unresolved BINNED1 - detected at >=5 sigma in original imaging frame DEBLEND_NOPEAK - object has no detected peak CANONICAL_BAND - this band was primary (usually r)
No. 4 Reference Code : 2007SDSS6.C...0000: Freq. targeted : i (SDSS PSF) AB Measurement : 21.784 asinh mag = 6.96E-32 W m^-2^ Hz^-1^ Uncertainty : 0.109 asinh mag = 7.11E-33 Significance : based on count statistics only Freq or Vel. : 7706 A (OBS )= 3.89E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 124.3549449946 22.8769728401 (J2000) Spatial mode : Modelled datum Notes : From new raw data Qualifiers : SDSS flags CHILD - object is part of a blended parent object BAD_RADIAL - some low S/N radial points PETROFAINT - Petrosian radius measured at very low surface brightness DEBLENDED_AS_PSF - child object is unresolved BINNED1 - detected at >=5 sigma in original imaging frame BINNED_CENTER - image was binned while centroiding
No. 5 Reference Code : 2007SDSS6.C...0000: Freq. targeted : z (SDSS PSF) AB Measurement : 21.506 asinh mag = 8.12E-32 W m^-2^ Hz^-1^ Uncertainty : 0.269 asinh mag = 2.40E-32 Significance : based on count statistics only Freq or Vel. : 9222 A (OBS )= 3.25E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 124.3549449946 22.8769728401 (J2000) Spatial mode : Modelled datum Notes : From new raw data Qualifiers : SDSS flags CANONICAL_CENTER - used canonical, not local, center CHILD - object is part of a blended parent object DEBLENDED_AS_PSF - child object is unresolved BINNED1 - detected at >=5 sigma in original imaging frame DEBLEND_NOPEAK - object has no detected peak

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