NASA/IPAC EXTRAGALACTIC DATABASE
Date and Time of the Query: 2019-06-18 T23:51:25 PDT
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Spectral Energy Distribution (SED) for SDSS J164949.31+642937.4:

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 23.196 +/- 0.503 asinh mag 8.36E+14 1.84E-06 +/- 9.84E-07 Jy Broad-band SDSS Qualifiers 2007SDSS6.C...0000: 1
2 u (SDSS CModel) AB 21.858 ... asinh mag 8.36E+14 6.76E-06 ... Jy Broad-band SDSS Qualifiers 2007SDSS6.C...0000: 2
3 u (SDSS Model) AB 22.548 +/- 0.566 asinh mag 8.36E+14 3.53E-06 +/- 1.92E-06 Jy Broad-band SDSS Qualifiers 2007SDSS6.C...0000: 3
4 g (SDSS PSF) AB 24.947 +/- 0.534 asinh mag 6.17E+14 1.01E-07 +/- 3.25E-07 Jy Broad-band SDSS Qualifiers 2007SDSS6.C...0000: 4
5 g (SDSS CModel) AB 24.355 ... asinh mag 6.17E+14 4.95E-07 ... Jy Broad-band SDSS Qualifiers 2007SDSS6.C...0000: 5
6 g (SDSS Model) AB 25.088 +/- 1.107 asinh mag 6.17E+14 1.59E-08 +/- 6.67E-07 Jy Broad-band SDSS Qualifiers 2007SDSS6.C...0000: 6
7 r (SDSS CModel) AB 21.737 ... asinh mag 4.77E+14 7.31E-06 ... Jy Broad-band SDSS Qualifiers 2007SDSS6.C...0000: 7
8 r (SDSS PSF) AB 22.579 +/- 0.184 asinh mag 4.77E+14 3.32E-06 +/- 5.82E-07 Jy Broad-band SDSS Qualifiers 2007SDSS6.C...0000: 8
9 r (SDSS Model) AB 21.729 +/- 0.173 asinh mag 4.77E+14 7.36E-06 +/- 1.18E-06 Jy Broad-band SDSS Qualifiers 2007SDSS6.C...0000: 9
10 i (SDSS PSF) AB 22.758 +/- 0.300 asinh mag 3.89E+14 2.71E-06 +/- 8.32E-07 Jy Broad-band SDSS Qualifiers 2007SDSS6.C...0000: 10
11 i (SDSS CModel) AB 21.790 ... asinh mag 3.89E+14 6.92E-06 ... Jy Broad-band SDSS Qualifiers 2007SDSS6.C...0000: 11
12 i (SDSS Model) AB 21.986 +/- 0.340 asinh mag 3.89E+14 5.76E-06 +/- 1.85E-06 Jy Broad-band SDSS Qualifiers 2007SDSS6.C...0000: 12
13 z (SDSS PSF) AB 21.617 +/- 0.448 asinh mag 3.25E+14 7.17E-06 +/- 3.67E-06 Jy Broad-band SDSS Qualifiers 2007SDSS6.C...0000: 13
14 z (SDSS CModel) AB 19.916 ... asinh mag 3.25E+14 3.83E-05 ... Jy Broad-band SDSS Qualifiers 2007SDSS6.C...0000: 14
15 z (SDSS Model) AB 20.758 +/- 0.470 asinh mag 3.25E+14 1.73E-05 +/- 7.85E-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    :  23.196      asinh mag            = 1.84E-32 W m^-2^ Hz^-1^
Uncertainty    :  0.503       asinh mag            = 9.84E-33
Significance   : based on count statistics only
Freq or Vel.   : 3585         A            (OBS   )= 8.36E+14 Hz
Frequency mode : Broad-band measurement
Coord. targeted: 252.4554627215  64.4937313138 (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
                 BAD_RADIAL - some low S/N radial points
                 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 : 21.858 asinh mag = 6.76E-32 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: 252.4554627215 64.4937313138 (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 BAD_RADIAL - some low S/N radial points 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 : 22.548 asinh mag = 3.53E-32 W m^-2^ Hz^-1^ Uncertainty : 0.566 asinh mag = 1.92E-32 Significance : based on count statistics only Freq or Vel. : 3585 A (OBS )= 8.36E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 252.4554627215 64.4937313138 (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 BAD_RADIAL - some low S/N radial points 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 : 24.947 asinh mag = 1.01E-33 W m^-2^ Hz^-1^ Uncertainty : 0.534 asinh mag = 3.25E-33 Significance : based on count statistics only Freq or Vel. : 4858 A (OBS )= 6.17E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 252.4554627215 64.4937313138 (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 AMOMENT_FAINT - too faint for adaptive moments
No. 5 Reference Code : 2007SDSS6.C...0000: Freq. targeted : g (SDSS CModel) AB Measurement : 24.355 asinh mag = 4.95E-33 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: 252.4554627215 64.4937313138 (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 AMOMENT_FAINT - too faint for adaptive moments
No. 6 Reference Code : 2007SDSS6.C...0000: Freq. targeted : g (SDSS Model) AB Measurement : 25.088 asinh mag = 1.59E-34 W m^-2^ Hz^-1^ Uncertainty : 1.107 asinh mag = 6.67E-33 Significance : based on count statistics only Freq or Vel. : 4858 A (OBS )= 6.17E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 252.4554627215 64.4937313138 (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 AMOMENT_FAINT - too faint for adaptive moments
No. 7 Reference Code : 2007SDSS6.C...0000: Freq. targeted : r (SDSS CModel) AB Measurement : 21.737 asinh mag = 7.31E-32 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: 252.4554627215 64.4937313138 (J2000) Spatial mode : Modelled datum Notes : From new raw data Qualifiers : SDSS flags 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 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 : 22.579 asinh mag = 3.32E-32 W m^-2^ Hz^-1^ Uncertainty : 0.184 asinh mag = 5.82E-33 Significance : based on count statistics only Freq or Vel. : 6290 A (OBS )= 4.77E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 252.4554627215 64.4937313138 (J2000) Spatial mode : Modelled datum Notes : From new raw data Qualifiers : SDSS flags 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 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 : 21.729 asinh mag = 7.36E-32 W m^-2^ Hz^-1^ Uncertainty : 0.173 asinh mag = 1.18E-32 Significance : based on count statistics only Freq or Vel. : 6290 A (OBS )= 4.77E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 252.4554627215 64.4937313138 (J2000) Spatial mode : Modelled datum Notes : From new raw data Qualifiers : SDSS flags 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 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 : 22.758 asinh mag = 2.71E-32 W m^-2^ Hz^-1^ Uncertainty : 0.300 asinh mag = 8.32E-33 Significance : based on count statistics only Freq or Vel. : 7706 A (OBS )= 3.89E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 252.4554627215 64.4937313138 (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. 11 Reference Code : 2007SDSS6.C...0000: Freq. targeted : i (SDSS CModel) AB Measurement : 21.790 asinh mag = 6.92E-32 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: 252.4554627215 64.4937313138 (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. 12 Reference Code : 2007SDSS6.C...0000: Freq. targeted : i (SDSS Model) AB Measurement : 21.986 asinh mag = 5.76E-32 W m^-2^ Hz^-1^ Uncertainty : 0.340 asinh mag = 1.85E-32 Significance : based on count statistics only Freq or Vel. : 7706 A (OBS )= 3.89E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 252.4554627215 64.4937313138 (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. 13 Reference Code : 2007SDSS6.C...0000: Freq. targeted : z (SDSS PSF) AB Measurement : 21.617 asinh mag = 7.17E-32 W m^-2^ Hz^-1^ Uncertainty : 0.448 asinh mag = 3.67E-32 Significance : based on count statistics only Freq or Vel. : 9222 A (OBS )= 3.25E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 252.4554627215 64.4937313138 (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 BAD_RADIAL - some low S/N radial points ELLIPFAINT - no isophotal fits performed AMOMENT_FAINT - too faint for adaptive moments
No. 14 Reference Code : 2007SDSS6.C...0000: Freq. targeted : z (SDSS CModel) AB Measurement : 19.916 asinh mag = 3.83E-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: 252.4554627215 64.4937313138 (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 BAD_RADIAL - some low S/N radial points ELLIPFAINT - no isophotal fits performed AMOMENT_FAINT - too faint for adaptive moments
No. 15 Reference Code : 2007SDSS6.C...0000: Freq. targeted : z (SDSS Model) AB Measurement : 20.758 asinh mag = 1.73E-31 W m^-2^ Hz^-1^ Uncertainty : 0.470 asinh mag = 7.85E-32 Significance : based on count statistics only Freq or Vel. : 9222 A (OBS )= 3.25E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 252.4554627215 64.4937313138 (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 BAD_RADIAL - some low S/N radial points ELLIPFAINT - no isophotal fits performed AMOMENT_FAINT - too faint for adaptive moments

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