NASA/IPAC EXTRAGALACTIC DATABASE
Date and Time of the Query: 2022-01-21 T20:56:06 PST
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Spectral Energy Distribution (SED) for SDSS J151814.71+265138.8:

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 24.047 +/- 1.107 asinh mag 8.36E+14 5.99E-07 +/- 1.24E-06 Jy Broad-band SDSS Qualifiers 2007SDSS6.C...0000: 1
2 g (SDSS PSF) AB 22.694 +/- 0.127 asinh mag 6.17E+14 3.00E-06 +/- 3.59E-07 Jy Broad-band SDSS Qualifiers 2007SDSS6.C...0000: 2
3 r (SDSS PSF) AB 22.225 +/- 0.119 asinh mag 4.77E+14 4.64E-06 +/- 5.17E-07 Jy Broad-band SDSS Qualifiers 2007SDSS6.C...0000: 3
4 i (SDSS PSF) AB 22.925 +/- 0.280 asinh mag 3.89E+14 2.28E-06 +/- 6.78E-07 Jy Broad-band SDSS Qualifiers 2007SDSS6.C...0000: 4
5 z (SDSS PSF) AB 22.576 +/- 0.660 asinh mag 3.25E+14 1.23E-06 +/- 3.29E-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    :  24.047      asinh mag            = 5.99E-33 W m^-2^ Hz^-1^
Uncertainty    :  1.107       asinh mag            = 1.24E-32
Significance   : based on count statistics only
Freq or Vel.   : 3585         A            (OBS   )= 8.36E+14 Hz
Frequency mode : Broad-band measurement
Coord. targeted: 229.5613149678  26.8607888246 (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 : 22.694 asinh mag = 3.00E-32 W m^-2^ Hz^-1^ Uncertainty : 0.127 asinh mag = 3.59E-33 Significance : based on count statistics only Freq or Vel. : 4858 A (OBS )= 6.17E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 229.5613149678 26.8607888246 (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. 3 Reference Code : 2007SDSS6.C...0000: Freq. targeted : r (SDSS PSF) AB Measurement : 22.225 asinh mag = 4.64E-32 W m^-2^ Hz^-1^ Uncertainty : 0.119 asinh mag = 5.17E-33 Significance : based on count statistics only Freq or Vel. : 6290 A (OBS )= 4.77E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 229.5613149678 26.8607888246 (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 : 22.925 asinh mag = 2.28E-32 W m^-2^ Hz^-1^ Uncertainty : 0.280 asinh mag = 6.78E-33 Significance : based on count statistics only Freq or Vel. : 7706 A (OBS )= 3.89E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 229.5613149678 26.8607888246 (J2000) Spatial mode : Modelled datum Notes : From new raw data Qualifiers : SDSS flags CANONICAL_CENTER - used canonical, not local, center
No. 5 Reference Code : 2007SDSS6.C...0000: Freq. targeted : z (SDSS PSF) AB Measurement : 22.576 asinh mag = 1.23E-32 W m^-2^ Hz^-1^ Uncertainty : 0.660 asinh mag = 3.29E-32 Significance : based on count statistics only Freq or Vel. : 9222 A (OBS )= 3.25E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 229.5613149678 26.8607888246 (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 NOPETRO_BIG - Petrosian radius is larger than extracted radial profile ELLIPFAINT - no isophotal fits performed AMOMENT_FAINT - too faint for adaptive moments

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