NASA/IPAC EXTRAGALACTIC DATABASE
Date and Time of the Query: 2019-06-20 T02:51:28 PDT
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Spectral Energy Distribution (SED) for SDSS J164948.44+642917.4:

15 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 25.170 +/- 0.886 asinh mag 8.36E+14 -5.41E-07 +/- 9.67E-07 Jy Broad-band SDSS Qualifiers 2007SDSS6.C...0000: 1
2 u (SDSS CModel) AB 25.443 ... asinh mag 8.36E+14 -8.60E-07 ... Jy Broad-band SDSS Qualifiers 2007SDSS6.C...0000: 2
3 u (SDSS Model) AB 25.518 +/- 0.880 asinh mag 8.36E+14 -9.56E-07 +/- 1.15E-06 Jy Broad-band SDSS Qualifiers 2007SDSS6.C...0000: 3
4 g (SDSS PSF) AB 22.540 +/- 0.106 asinh mag 6.17E+14 3.47E-06 +/- 3.45E-07 Jy Broad-band SDSS Qualifiers 2007SDSS6.C...0000: 4
5 g (SDSS CModel) AB 22.015 ... asinh mag 6.17E+14 5.66E-06 ... Jy Broad-band SDSS Qualifiers 2007SDSS6.C...0000: 5
6 g (SDSS Model) AB 22.234 +/- 0.102 asinh mag 6.17E+14 4.62E-06 +/- 4.38E-07 Jy Broad-band SDSS Qualifiers 2007SDSS6.C...0000: 6
7 r (SDSS CModel) AB 20.842 ... asinh mag 4.77E+14 1.67E-05 ... Jy Broad-band SDSS Qualifiers 2007SDSS6.C...0000: 7
8 r (SDSS PSF) AB 21.096 +/- 0.053 asinh mag 4.77E+14 1.32E-05 +/- 6.47E-07 Jy Broad-band SDSS Qualifiers 2007SDSS6.C...0000: 8
9 r (SDSS Model) AB 20.842 +/- 0.050 asinh mag 4.77E+14 1.67E-05 +/- 7.70E-07 Jy Broad-band SDSS Qualifiers 2007SDSS6.C...0000: 9
10 i (SDSS PSF) AB 20.587 +/- 0.048 asinh mag 3.89E+14 2.11E-05 +/- 9.36E-07 Jy Broad-band SDSS Qualifiers 2007SDSS6.C...0000: 10
11 i (SDSS CModel) AB 20.310 ... asinh mag 3.89E+14 2.73E-05 ... Jy Broad-band SDSS Qualifiers 2007SDSS6.C...0000: 11
12 i (SDSS Model) AB 20.274 +/- 0.046 asinh mag 3.89E+14 2.82E-05 +/- 1.20E-06 Jy Broad-band SDSS Qualifiers 2007SDSS6.C...0000: 12
13 z (SDSS PSF) AB 19.948 +/- 0.110 asinh mag 3.25E+14 3.72E-05 +/- 3.81E-06 Jy Broad-band SDSS Qualifiers 2007SDSS6.C...0000: 13
14 z (SDSS CModel) AB 19.340 ... asinh mag 3.25E+14 6.54E-05 ... Jy Broad-band SDSS Qualifiers 2007SDSS6.C...0000: 14
15 z (SDSS Model) AB 19.665 +/- 0.111 asinh mag 3.25E+14 4.84E-05 +/- 4.98E-06 Jy Broad-band SDSS Qualifiers 2007SDSS6.C...0000: 15


Detailed Information for Each Entry

 No. 1
Reference Code : 2007SDSS6.C...0000:
Freq. targeted : u (SDSS PSF) AB     
Measurement    :  25.170      asinh mag            = -5.41E-33 W m^-2^ Hz^-1^
Uncertainty    :  0.886       asinh mag            = 9.67E-33
Significance   : based on count statistics only
Freq or Vel.   : 3585         A            (OBS   )= 8.36E+14 Hz
Frequency mode : Broad-band measurement
Coord. targeted: 252.4518710161  64.4881938249 (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
                 INTERP - object contains interpolated-over pixels
                 ELLIPFAINT - no isophotal fits performed
                 AMOMENT_FAINT - too faint for adaptive moments

No. 2 Reference Code : 2007SDSS6.C...0000: Freq. targeted : u (SDSS CModel) AB Measurement : 25.443 asinh mag = -8.60E-33 W m^-2^ Hz^-1^ Uncertainty : asinh mag = 0.00E+00 Significance : no uncertainty reported Freq or Vel. : 3585 A (OBS )= 8.36E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 252.4518710161 64.4881938249 (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 INTERP - object contains interpolated-over pixels ELLIPFAINT - no isophotal fits performed AMOMENT_FAINT - too faint for adaptive moments
No. 3 Reference Code : 2007SDSS6.C...0000: Freq. targeted : u (SDSS Model) AB Measurement : 25.518 asinh mag = -9.56E-33 W m^-2^ Hz^-1^ Uncertainty : 0.880 asinh mag = 1.15E-32 Significance : based on count statistics only Freq or Vel. : 3585 A (OBS )= 8.36E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 252.4518710161 64.4881938249 (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 INTERP - object contains interpolated-over pixels ELLIPFAINT - no isophotal fits performed AMOMENT_FAINT - too faint for adaptive moments
No. 4 Reference Code : 2007SDSS6.C...0000: Freq. targeted : g (SDSS PSF) AB Measurement : 22.540 asinh mag = 3.47E-32 W m^-2^ Hz^-1^ Uncertainty : 0.106 asinh mag = 3.45E-33 Significance : based on count statistics only Freq or Vel. : 4858 A (OBS )= 6.17E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 252.4518710161 64.4881938249 (J2000) Spatial mode : Modelled datum Notes : From new raw data Qualifiers : SDSS flags BAD_RADIAL - some low S/N radial points PETROFAINT - Petrosian radius measured at very low surface brightness 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 : g (SDSS CModel) AB Measurement : 22.015 asinh mag = 5.66E-32 W m^-2^ Hz^-1^ Uncertainty : asinh mag = 0.00E+00 Significance : no uncertainty reported Freq or Vel. : 4858 A (OBS )= 6.17E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 252.4518710161 64.4881938249 (J2000) Spatial mode : Modelled datum Notes : From new raw data Qualifiers : SDSS flags BAD_RADIAL - some low S/N radial points PETROFAINT - Petrosian radius measured at very low surface brightness BINNED1 - detected at >=5 sigma in original imaging frame BINNED_CENTER - image was binned while centroiding
No. 6 Reference Code : 2007SDSS6.C...0000: Freq. targeted : g (SDSS Model) AB Measurement : 22.234 asinh mag = 4.62E-32 W m^-2^ Hz^-1^ Uncertainty : 0.102 asinh mag = 4.38E-33 Significance : based on count statistics only Freq or Vel. : 4858 A (OBS )= 6.17E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 252.4518710161 64.4881938249 (J2000) Spatial mode : Modelled datum Notes : From new raw data Qualifiers : SDSS flags BAD_RADIAL - some low S/N radial points PETROFAINT - Petrosian radius measured at very low surface brightness BINNED1 - detected at >=5 sigma in original imaging frame BINNED_CENTER - image was binned while centroiding
No. 7 Reference Code : 2007SDSS6.C...0000: Freq. targeted : r (SDSS CModel) AB Measurement : 20.842 asinh mag = 1.67E-31 W m^-2^ Hz^-1^ Uncertainty : asinh mag = 0.00E+00 Significance : no uncertainty reported Freq or Vel. : 6290 A (OBS )= 4.77E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 252.4518710161 64.4881938249 (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. 8 Reference Code : 2007SDSS6.C...0000: Freq. targeted : r (SDSS PSF) AB Measurement : 21.096 asinh mag = 1.32E-31 W m^-2^ Hz^-1^ Uncertainty : 0.053 asinh mag = 6.47E-33 Significance : based on count statistics only Freq or Vel. : 6290 A (OBS )= 4.77E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 252.4518710161 64.4881938249 (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. 9 Reference Code : 2007SDSS6.C...0000: Freq. targeted : r (SDSS Model) AB Measurement : 20.842 asinh mag = 1.67E-31 W m^-2^ Hz^-1^ Uncertainty : 0.050 asinh mag = 7.70E-33 Significance : based on count statistics only Freq or Vel. : 6290 A (OBS )= 4.77E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 252.4518710161 64.4881938249 (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. 10 Reference Code : 2007SDSS6.C...0000: Freq. targeted : i (SDSS PSF) AB Measurement : 20.587 asinh mag = 2.11E-31 W m^-2^ Hz^-1^ Uncertainty : 0.048 asinh mag = 9.36E-33 Significance : based on count statistics only Freq or Vel. : 7706 A (OBS )= 3.89E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 252.4518710161 64.4881938249 (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. 11 Reference Code : 2007SDSS6.C...0000: Freq. targeted : i (SDSS CModel) AB Measurement : 20.310 asinh mag = 2.73E-31 W m^-2^ Hz^-1^ Uncertainty : asinh mag = 0.00E+00 Significance : no uncertainty reported Freq or Vel. : 7706 A (OBS )= 3.89E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 252.4518710161 64.4881938249 (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. 12 Reference Code : 2007SDSS6.C...0000: Freq. targeted : i (SDSS Model) AB Measurement : 20.274 asinh mag = 2.82E-31 W m^-2^ Hz^-1^ Uncertainty : 0.046 asinh mag = 1.20E-32 Significance : based on count statistics only Freq or Vel. : 7706 A (OBS )= 3.89E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 252.4518710161 64.4881938249 (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. 13 Reference Code : 2007SDSS6.C...0000: Freq. targeted : z (SDSS PSF) AB Measurement : 19.948 asinh mag = 3.72E-31 W m^-2^ Hz^-1^ Uncertainty : 0.110 asinh mag = 3.81E-32 Significance : based on count statistics only Freq or Vel. : 9222 A (OBS )= 3.25E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 252.4518710161 64.4881938249 (J2000) Spatial mode : Modelled datum Notes : From new raw data Qualifiers : SDSS flags BAD_RADIAL - some low S/N radial points ELLIPFAINT - no isophotal fits performed BINNED1 - detected at >=5 sigma in original imaging frame BINNED_CENTER - image was binned while centroiding
No. 14 Reference Code : 2007SDSS6.C...0000: Freq. targeted : z (SDSS CModel) AB Measurement : 19.340 asinh mag = 6.54E-31 W m^-2^ Hz^-1^ Uncertainty : asinh mag = 0.00E+00 Significance : no uncertainty reported Freq or Vel. : 9222 A (OBS )= 3.25E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 252.4518710161 64.4881938249 (J2000) Spatial mode : Modelled datum Notes : From new raw data Qualifiers : SDSS flags BAD_RADIAL - some low S/N radial points ELLIPFAINT - no isophotal fits performed BINNED1 - detected at >=5 sigma in original imaging frame BINNED_CENTER - image was binned while centroiding
No. 15 Reference Code : 2007SDSS6.C...0000: Freq. targeted : z (SDSS Model) AB Measurement : 19.665 asinh mag = 4.84E-31 W m^-2^ Hz^-1^ Uncertainty : 0.111 asinh mag = 4.98E-32 Significance : based on count statistics only Freq or Vel. : 9222 A (OBS )= 3.25E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 252.4518710161 64.4881938249 (J2000) Spatial mode : Modelled datum Notes : From new raw data Qualifiers : SDSS flags BAD_RADIAL - some low S/N radial points ELLIPFAINT - no isophotal fits performed BINNED1 - detected at >=5 sigma in original imaging frame BINNED_CENTER - image was binned while centroiding

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