NASA/IPAC EXTRAGALACTIC DATABASE
Date and Time of the Query: 2019-06-26 T18:30:03 PDT
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Spectral Energy Distribution (SED) for IC 3978:

19 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 FUV (GALEX) AB 20.5334 +/- 0.186597 mag 1.95E+15 2.22E-05 +/- 3.82E-06 Jy Broad-band Kron flux in elliptical aperture 2012GASC..C...0000S 1
2 FUV (GALEX) AB 21.0506 +/- 0.251533 mag 1.95E+15 1.38E-05 +/- 3.20E-06 Jy Broad-band Flux in 7.5 arcsec diameter aperture 2012GASC..C...0000S 2
3 NUV (GALEX) AB 20.1524 +/- 0.0988633 mag 1.29E+15 3.16E-05 +/- 2.87E-06 Jy Broad-band Kron flux in elliptical aperture 2012GASC..C...0000S 3
4 NUV (GALEX) AB 20.8348 +/- 0.130307 mag 1.29E+15 1.68E-05 +/- 2.02E-06 Jy Broad-band Flux in 7.5 arcsec diameter aperture 2012GASC..C...0000S 4
5 u (SDSS CModel) AB 19.383 ... asinh mag 8.36E+14 6.65E-05 ... Jy Broad-band SDSS Qualifiers 2007SDSS6.C...0000: 5
6 u (SDSS Model) AB 19.475 +/- 0.059 asinh mag 8.36E+14 6.11E-05 +/- 3.32E-06 Jy Broad-band SDSS Qualifiers 2007SDSS6.C...0000: 6
7 u (SDSS PSF) AB 21.209 +/- 0.102 asinh mag 8.36E+14 1.23E-05 +/- 1.16E-06 Jy Broad-band SDSS Qualifiers 2007SDSS6.C...0000: 7
8 g (SDSS Model) AB 18.360 +/- 0.019 asinh mag 6.17E+14 1.64E-04 +/- 2.88E-06 Jy Broad-band SDSS Qualifiers 2007SDSS6.C...0000: 8
9 g (SDSS CModel) AB 18.344 ... asinh mag 6.17E+14 1.67E-04 ... Jy Broad-band SDSS Qualifiers 2007SDSS6.C...0000: 9
10 g (SDSS PSF) AB 19.983 +/- 0.023 asinh mag 6.17E+14 3.69E-05 +/- 7.81E-07 Jy Broad-band SDSS Qualifiers 2007SDSS6.C...0000: 10
11 r (SDSS CModel) AB 17.921 ... asinh mag 4.77E+14 2.46E-04 ... Jy Broad-band SDSS Qualifiers 2007SDSS6.C...0000: 11
12 r (SDSS Model) AB 17.921 +/- 0.010 asinh mag 4.77E+14 2.46E-04 +/- 2.27E-06 Jy Broad-band SDSS Qualifiers 2007SDSS6.C...0000: 12
13 r (SDSS PSF) AB 19.792 +/- 0.020 asinh mag 4.77E+14 4.40E-05 +/- 8.10E-07 Jy Broad-band SDSS Qualifiers 2007SDSS6.C...0000: 13
14 i (SDSS Model) AB 17.669 +/- 0.011 asinh mag 3.89E+14 3.11E-04 +/- 3.15E-06 Jy Broad-band SDSS Qualifiers 2007SDSS6.C...0000: 14
15 i (SDSS CModel) AB 17.678 ... asinh mag 3.89E+14 3.08E-04 ... Jy Broad-band SDSS Qualifiers 2007SDSS6.C...0000: 15
16 i (SDSS PSF) AB 19.583 +/- 0.024 asinh mag 3.89E+14 5.33E-05 +/- 1.18E-06 Jy Broad-band SDSS Qualifiers 2007SDSS6.C...0000: 16
17 z (SDSS Model) AB 17.553 +/- 0.031 asinh mag 3.25E+14 3.39E-04 +/- 9.69E-06 Jy Broad-band SDSS Qualifiers 2007SDSS6.C...0000: 17
18 z (SDSS PSF) AB 19.399 +/- 0.048 asinh mag 3.25E+14 6.19E-05 +/- 2.75E-06 Jy Broad-band SDSS Qualifiers 2007SDSS6.C...0000: 18
19 z (SDSS CModel) AB 17.487 ... asinh mag 3.25E+14 3.61E-04 ... Jy Broad-band SDSS Qualifiers 2007SDSS6.C...0000: 19


Detailed Information for Each Entry

 No. 1
Reference Code : 2012GASC..C...0000S
Freq. targeted : FUV (GALEX) AB      
Measurement    :  20.5334     mag                  = 2.22E-31 W m^-2^ Hz^-1^
Uncertainty    :  0.186597    mag                  = 3.82E-32
Significance   : uncertainty
Freq or Vel.   : 1538.6       A            (OBS   )= 1.95E+15 Hz
Frequency mode : Broad-band measurement
Coord. targeted: 194.90617163340 19.622506105415 (J2000)
Spatial mode   : Flux integrated from map
Notes          : From new raw data
Qualifiers     : Kron flux in elliptical aperture        

No. 2 Reference Code : 2012GASC..C...0000S Freq. targeted : FUV (GALEX) AB Measurement : 21.0506 mag = 1.38E-31 W m^-2^ Hz^-1^ Uncertainty : 0.251533 mag = 3.20E-32 Significance : uncertainty Freq or Vel. : 1538.6 A (OBS )= 1.95E+15 Hz Frequency mode : Broad-band measurement Coord. targeted: 194.90617163340 19.622506105415 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : Flux in 7.5 arcsec diameter aperture
No. 3 Reference Code : 2012GASC..C...0000S Freq. targeted : NUV (GALEX) AB Measurement : 20.1524 mag = 3.16E-31 W m^-2^ Hz^-1^ Uncertainty : 0.0988633 mag = 2.87E-32 Significance : uncertainty Freq or Vel. : 2315.7 A (OBS )= 1.29E+15 Hz Frequency mode : Broad-band measurement Coord. targeted: 194.90617163340 19.622506105415 (J2000) Spatial mode : Flux integrated from map Notes : From new raw data Qualifiers : Kron flux in elliptical aperture
No. 4 Reference Code : 2012GASC..C...0000S Freq. targeted : NUV (GALEX) AB Measurement : 20.8348 mag = 1.68E-31 W m^-2^ Hz^-1^ Uncertainty : 0.130307 mag = 2.02E-32 Significance : uncertainty Freq or Vel. : 2315.7 A (OBS )= 1.29E+15 Hz Frequency mode : Broad-band measurement Coord. targeted: 194.90617163340 19.622506105415 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : Flux in 7.5 arcsec diameter aperture
No. 5 Reference Code : 2007SDSS6.C...0000: Freq. targeted : u (SDSS CModel) AB Measurement : 19.383 asinh mag = 6.65E-31 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: 194.9060531855 19.6222225962 (J2000) Spatial mode : Modelled datum Notes : From new raw data Qualifiers : SDSS flags 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 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 : u (SDSS Model) AB Measurement : 19.475 asinh mag = 6.11E-31 W m^-2^ Hz^-1^ Uncertainty : 0.059 asinh mag = 3.32E-32 Significance : based on count statistics only Freq or Vel. : 3585 A (OBS )= 8.36E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 194.9060531855 19.6222225962 (J2000) Spatial mode : Modelled datum Notes : From new raw data Qualifiers : SDSS flags 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 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 : u (SDSS PSF) AB Measurement : 21.209 asinh mag = 1.23E-31 W m^-2^ Hz^-1^ Uncertainty : 0.102 asinh mag = 1.16E-32 Significance : based on count statistics only Freq or Vel. : 3585 A (OBS )= 8.36E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 194.9060531855 19.6222225962 (J2000) Spatial mode : Modelled datum Notes : From new raw data Qualifiers : SDSS flags 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 BINNED1 - detected at >=5 sigma in original imaging frame BINNED_CENTER - image was binned while centroiding
No. 8 Reference Code : 2007SDSS6.C...0000: Freq. targeted : g (SDSS Model) AB Measurement : 18.360 asinh mag = 1.64E-30 W m^-2^ Hz^-1^ Uncertainty : 0.019 asinh mag = 2.88E-32 Significance : based on count statistics only Freq or Vel. : 4858 A (OBS )= 6.17E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 194.9060531855 19.6222225962 (J2000) Spatial mode : Modelled datum Notes : From new raw data Qualifiers : SDSS flags BAD_RADIAL - some low S/N radial points BINNED1 - detected at >=5 sigma in original imaging frame BINNED_CENTER - image was binned while centroiding
No. 9 Reference Code : 2007SDSS6.C...0000: Freq. targeted : g (SDSS CModel) AB Measurement : 18.344 asinh mag = 1.67E-30 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: 194.9060531855 19.6222225962 (J2000) Spatial mode : Modelled datum Notes : From new raw data Qualifiers : SDSS flags BAD_RADIAL - some low S/N radial points BINNED1 - detected at >=5 sigma in original imaging frame BINNED_CENTER - image was binned while centroiding
No. 10 Reference Code : 2007SDSS6.C...0000: Freq. targeted : g (SDSS PSF) AB Measurement : 19.983 asinh mag = 3.69E-31 W m^-2^ Hz^-1^ Uncertainty : 0.023 asinh mag = 7.81E-33 Significance : based on count statistics only Freq or Vel. : 4858 A (OBS )= 6.17E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 194.9060531855 19.6222225962 (J2000) Spatial mode : Modelled datum Notes : From new raw data Qualifiers : SDSS flags BAD_RADIAL - some low S/N radial points 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 : r (SDSS CModel) AB Measurement : 17.921 asinh mag = 2.46E-30 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: 194.9060531855 19.6222225962 (J2000) Spatial mode : Modelled datum Notes : From new raw data Qualifiers : SDSS flags BAD_RADIAL - some low S/N radial points 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. 12 Reference Code : 2007SDSS6.C...0000: Freq. targeted : r (SDSS Model) AB Measurement : 17.921 asinh mag = 2.46E-30 W m^-2^ Hz^-1^ Uncertainty : 0.010 asinh mag = 2.27E-32 Significance : based on count statistics only Freq or Vel. : 6290 A (OBS )= 4.77E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 194.9060531855 19.6222225962 (J2000) Spatial mode : Modelled datum Notes : From new raw data Qualifiers : SDSS flags BAD_RADIAL - some low S/N radial points 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. 13 Reference Code : 2007SDSS6.C...0000: Freq. targeted : r (SDSS PSF) AB Measurement : 19.792 asinh mag = 4.40E-31 W m^-2^ Hz^-1^ Uncertainty : 0.020 asinh mag = 8.10E-33 Significance : based on count statistics only Freq or Vel. : 6290 A (OBS )= 4.77E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 194.9060531855 19.6222225962 (J2000) Spatial mode : Modelled datum Notes : From new raw data Qualifiers : SDSS flags BAD_RADIAL - some low S/N radial points 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. 14 Reference Code : 2007SDSS6.C...0000: Freq. targeted : i (SDSS Model) AB Measurement : 17.669 asinh mag = 3.11E-30 W m^-2^ Hz^-1^ Uncertainty : 0.011 asinh mag = 3.15E-32 Significance : based on count statistics only Freq or Vel. : 7706 A (OBS )= 3.89E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 194.9060531855 19.6222225962 (J2000) Spatial mode : Modelled datum Notes : From new raw data Qualifiers : SDSS flags BAD_RADIAL - some low S/N radial points 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 : i (SDSS CModel) AB Measurement : 17.678 asinh mag = 3.08E-30 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: 194.9060531855 19.6222225962 (J2000) Spatial mode : Modelled datum Notes : From new raw data Qualifiers : SDSS flags BAD_RADIAL - some low S/N radial points BINNED1 - detected at >=5 sigma in original imaging frame BINNED_CENTER - image was binned while centroiding
No. 16 Reference Code : 2007SDSS6.C...0000: Freq. targeted : i (SDSS PSF) AB Measurement : 19.583 asinh mag = 5.33E-31 W m^-2^ Hz^-1^ Uncertainty : 0.024 asinh mag = 1.18E-32 Significance : based on count statistics only Freq or Vel. : 7706 A (OBS )= 3.89E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 194.9060531855 19.6222225962 (J2000) Spatial mode : Modelled datum Notes : From new raw data Qualifiers : SDSS flags BAD_RADIAL - some low S/N radial points BINNED1 - detected at >=5 sigma in original imaging frame BINNED_CENTER - image was binned while centroiding
No. 17 Reference Code : 2007SDSS6.C...0000: Freq. targeted : z (SDSS Model) AB Measurement : 17.553 asinh mag = 3.39E-30 W m^-2^ Hz^-1^ Uncertainty : 0.031 asinh mag = 9.69E-32 Significance : based on count statistics only Freq or Vel. : 9222 A (OBS )= 3.25E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 194.9060531855 19.6222225962 (J2000) Spatial mode : Modelled datum Notes : From new raw data Qualifiers : SDSS flags MANYPETRO - more than one Petrosian radius BAD_RADIAL - some low S/N radial points BINNED1 - detected at >=5 sigma in original imaging frame BINNED_CENTER - image was binned while centroiding
No. 18 Reference Code : 2007SDSS6.C...0000: Freq. targeted : z (SDSS PSF) AB Measurement : 19.399 asinh mag = 6.19E-31 W m^-2^ Hz^-1^ Uncertainty : 0.048 asinh mag = 2.75E-32 Significance : based on count statistics only Freq or Vel. : 9222 A (OBS )= 3.25E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 194.9060531855 19.6222225962 (J2000) Spatial mode : Modelled datum Notes : From new raw data Qualifiers : SDSS flags MANYPETRO - more than one Petrosian radius BAD_RADIAL - some low S/N radial points BINNED1 - detected at >=5 sigma in original imaging frame BINNED_CENTER - image was binned while centroiding
No. 19 Reference Code : 2007SDSS6.C...0000: Freq. targeted : z (SDSS CModel) AB Measurement : 17.487 asinh mag = 3.61E-30 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: 194.9060531855 19.6222225962 (J2000) Spatial mode : Modelled datum Notes : From new raw data Qualifiers : SDSS flags MANYPETRO - more than one Petrosian radius BAD_RADIAL - some low S/N radial points BINNED1 - detected at >=5 sigma in original imaging frame BINNED_CENTER - image was binned while centroiding

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