NASA/IPAC EXTRAGALACTIC DATABASE
Date and Time of the Query: 2019-07-21 T07:56:18 PDT
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Spectral Energy Distribution (SED) for SDSS J221707.10-082758.8:

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 23.747 +/- 1.252 asinh mag 8.36E+14 9.62E-07 +/- 1.65E-06 Jy Broad-band SDSS Qualifiers 2007SDSS6.C...0000: 1
2 g (SDSS PSF) AB 23.178 +/- 0.296 asinh mag 6.17E+14 1.89E-06 +/- 5.45E-07 Jy Broad-band SDSS Qualifiers 2007SDSS6.C...0000: 2
3 r (SDSS PSF) AB 22.153 +/- 0.155 asinh mag 4.77E+14 4.96E-06 +/- 7.19E-07 Jy Broad-band SDSS Qualifiers 2007SDSS6.C...0000: 3
4 i (SDSS PSF) AB 20.911 +/- 0.072 asinh mag 3.89E+14 1.57E-05 +/- 1.04E-06 Jy Broad-band SDSS Qualifiers 2007SDSS6.C...0000: 4
5 z (SDSS PSF) AB 20.202 +/- 0.214 asinh mag 3.25E+14 2.94E-05 +/- 5.88E-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    :  23.747      asinh mag            = 9.62E-33 W m^-2^ Hz^-1^
Uncertainty    :  1.252       asinh mag            = 1.65E-32
Significance   : based on count statistics only
Freq or Vel.   : 3585         A            (OBS   )= 8.36E+14 Hz
Frequency mode : Broad-band measurement
Coord. targeted: 334.2796135399  -8.4663583009 (J2000)
Spatial mode   : Modelled datum
Notes          : From new raw data
Qualifiers     : SDSS flags
                 CANONICAL_CENTER - used canonical, not local, center
                 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 : 23.178 asinh mag = 1.89E-32 W m^-2^ Hz^-1^ Uncertainty : 0.296 asinh mag = 5.45E-33 Significance : based on count statistics only Freq or Vel. : 4858 A (OBS )= 6.17E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 334.2796135399 -8.4663583009 (J2000) Spatial mode : Modelled datum Notes : From new raw data Qualifiers : SDSS flags CANONICAL_CENTER - used canonical, not local, center NOPETRO - no Petrosian radius could be determined BAD_RADIAL - some low S/N radial points PETROFAINT - Petrosian radius measured at very low surface brightness ELLIPFAINT - no isophotal fits performed
No. 3 Reference Code : 2007SDSS6.C...0000: Freq. targeted : r (SDSS PSF) AB Measurement : 22.153 asinh mag = 4.96E-32 W m^-2^ Hz^-1^ Uncertainty : 0.155 asinh mag = 7.19E-33 Significance : based on count statistics only Freq or Vel. : 6290 A (OBS )= 4.77E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 334.2796135399 -8.4663583009 (J2000) Spatial mode : Modelled datum Notes : From new raw data Qualifiers : SDSS flags BINNED1 - detected at >=5 sigma in original imaging frame BINNED_CENTER - image was binned while centroiding CANONICAL_BAND - this band was primary (usually r)
No. 4 Reference Code : 2007SDSS6.C...0000: Freq. targeted : i (SDSS PSF) AB Measurement : 20.911 asinh mag = 1.57E-31 W m^-2^ Hz^-1^ Uncertainty : 0.072 asinh mag = 1.04E-32 Significance : based on count statistics only Freq or Vel. : 7706 A (OBS )= 3.89E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 334.2796135399 -8.4663583009 (J2000) Spatial mode : Modelled datum Notes : From new raw data Qualifiers : SDSS flags 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 : 20.202 asinh mag = 2.94E-31 W m^-2^ Hz^-1^ Uncertainty : 0.214 asinh mag = 5.88E-32 Significance : based on count statistics only Freq or Vel. : 9222 A (OBS )= 3.25E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 334.2796135399 -8.4663583009 (J2000) Spatial mode : Modelled datum Notes : From new raw data Qualifiers : SDSS flags CANONICAL_CENTER - used canonical, not local, center MANYPETRO - more than one Petrosian radius BAD_RADIAL - some low S/N radial points ELLIPFAINT - no isophotal fits performed

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