NASA/IPAC EXTRAGALACTIC DATABASE
Date and Time of the Query: 2019-04-19 T15:33:57 PDT
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Spectral Energy Distribution (SED) for NGC 4128A:

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 ... >20.3879 mag 1.95E+15 < 2.54E-05 Jy Broad-band upper limit inside NUV Kron aperture 2012GASC..C...0000S 1
2 FUV (GALEX) AB 24.1138 +/- 1.37473 mag 1.95E+15 8.21E-07 +/- 1.04E-06 Jy Broad-band Flux in 7.5 arcsec diameter aperture 2012GASC..C...0000S 2
3 NUV (GALEX) AB 19.5610 +/- 0.125010 mag 1.29E+15 5.44E-05 +/- 6.26E-06 Jy Broad-band Kron flux in elliptical aperture 2012GASC..C...0000S 3
4 NUV (GALEX) AB 21.9664 +/- 0.248778 mag 1.29E+15 5.94E-06 +/- 1.36E-06 Jy Broad-band Flux in 7.5 arcsec diameter aperture 2012GASC..C...0000S 4
5 J (2MASS/FLWO) 14.453 +/- 0.025 mag 2.43E+14 2.64E-03 +/- 6.07E-05 Jy Broad-band 4" aperture 2006AJ....131.1163S 5
6 J (2MASS/FLWO) 14.971 +/- 0.068 mag 2.43E+14 1.64E-03 +/- 1.03E-04 Jy Broad-band Profile-fit 2006AJ....131.1163S 6
7 J_14arcsec (2MASS) 13.877 +/- 0.041 mag 2.40E+14 4.48E-03 +/- 1.72E-04 Jy Broad-band 14.0 x 14.0 arcsec aperture. 20032MASX.C.......: 7
8 J 13.606 +/- 0.055 mag 2.40E+14 5.75E-03 +/- 2.99E-04 Jy Broad-band 22.0 x 16.7 arcsec integration area. 20032MASX.C.......: 8
9 J 13.095 +/- 0.056 mag 2.40E+14 9.20E-03 +/- 4.87E-04 Jy Broad-band 20032MASX.C.......: 9
10 H_14arcsec (2MASS) 13.204 +/- 0.051 mag 1.82E+14 5.35E-03 +/- 2.58E-04 Jy Broad-band 14.0 x 14.0 arcsec aperture. 20032MASX.C.......: 10
11 H 12.919 +/- 0.069 mag 1.82E+14 6.96E-03 +/- 4.57E-04 Jy Broad-band 22.0 x 16.7 arcsec integration area. 20032MASX.C.......: 11
12 H 12.407 +/- 0.070 mag 1.82E+14 1.12E-02 +/- 7.43E-04 Jy Broad-band 20032MASX.C.......: 12
13 H (2MASS/FLWO) 13.728 +/- 0.057 mag 1.80E+14 3.30E-03 +/- 1.73E-04 Jy Broad-band 4" aperture 2006AJ....131.1163S 13
14 H (2MASS/FLWO) 14.192 +/- 0.082 mag 1.80E+14 2.16E-03 +/- 1.63E-04 Jy Broad-band Profile-fit 2006AJ....131.1163S 14
15 K_s (2MASS/FLWO) 13.454 +/- 0.065 mag 1.39E+14 2.77E-03 +/- 1.66E-04 Jy Broad-band 4" aperture 2006AJ....131.1163S 15
16 K_s (2MASS/FLWO) 14.039 +/- 0.087 mag 1.39E+14 1.62E-03 +/- 1.29E-04 Jy Broad-band Profile-fit 2006AJ....131.1163S 16
17 K_s_14arcsec (2MASS) 12.925 +/- 0.063 mag 1.38E+14 4.51E-03 +/- 2.69E-04 Jy Broad-band 14.0 x 14.0 arcsec aperture. 20032MASX.C.......: 17
18 K_s 12.366 +/- 0.106 mag 1.38E+14 7.54E-03 +/- 7.74E-04 Jy Broad-band 20032MASX.C.......: 18
19 K_s 12.668 +/- 0.091 mag 1.38E+14 5.71E-03 +/- 4.99E-04 Jy Broad-band 22.0 x 16.7 arcsec integration area. 20032MASX.C.......: 19


Detailed Information for Each Entry

 No. 1
Reference Code : 2012GASC..C...0000S
Freq. targeted : FUV (GALEX) AB      
Measurement    : >20.3879     mag                  < 2.54E-31 W m^-2^ Hz^-1^      
Uncertainty    :
Significance   : 3 sigma
Freq or Vel.   : 1538.6       A            (OBS   )= 1.95E+15 Hz
Frequency mode : Broad-band measurement
Coord. targeted: 182.06115666445 68.785678350203 (J2000)
Spatial mode   : Flux integrated from map
Notes          : From new raw data
Qualifiers     : upper limit inside NUV Kron aperture    

No. 2 Reference Code : 2012GASC..C...0000S Freq. targeted : FUV (GALEX) AB Measurement : 24.1138 mag = 8.21E-33 W m^-2^ Hz^-1^ Uncertainty : 1.37473 mag = 1.04E-32 Significance : uncertainty Freq or Vel. : 1538.6 A (OBS )= 1.95E+15 Hz Frequency mode : Broad-band measurement Coord. targeted: 182.06115666445 68.785678350203 (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 : 19.5610 mag = 5.44E-31 W m^-2^ Hz^-1^ Uncertainty : 0.125010 mag = 6.26E-32 Significance : uncertainty Freq or Vel. : 2315.7 A (OBS )= 1.29E+15 Hz Frequency mode : Broad-band measurement Coord. targeted: 182.06115666445 68.785678350203 (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 : 21.9664 mag = 5.94E-32 W m^-2^ Hz^-1^ Uncertainty : 0.248778 mag = 1.36E-32 Significance : uncertainty Freq or Vel. : 2315.7 A (OBS )= 1.29E+15 Hz Frequency mode : Broad-band measurement Coord. targeted: 182.06115666445 68.785678350203 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : Flux in 7.5 arcsec diameter aperture
No. 5 Reference Code : 2006AJ....131.1163S Freq. targeted : J (2MASS/FLWO) Measurement : 14.453 mag = 2.64E-29 W m^-2^ Hz^-1^ Uncertainty : 0.025 mag = 6.07E-31 Significance : uncertainty Freq or Vel. : 1.235 microns (OBS )= 2.43E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 4" aperture
No. 6 Reference Code : 2006AJ....131.1163S Freq. targeted : J (2MASS/FLWO) Measurement : 14.971 mag = 1.64E-29 W m^-2^ Hz^-1^ Uncertainty : 0.068 mag = 1.03E-30 Significance : uncertainty Freq or Vel. : 1.235 microns (OBS )= 2.43E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : Profile-fit
No. 7 Reference Code : 20032MASX.C.......: Freq. targeted : J_14arcsec (2MASS) Measurement : 13.877 mag = 4.48E-29 W m^-2^ Hz^-1^ Uncertainty : 0.041 mag = 1.72E-30 Significance : 1 sigma uncert. Freq or Vel. : 1.25 microns (OBS )= 2.40E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 120814.29 +684707.6 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 14.0 x 14.0 arcsec aperture.
No. 8 Reference Code : 20032MASX.C.......: Freq. targeted : J Measurement : 13.606 mag = 5.75E-29 W m^-2^ Hz^-1^ Uncertainty : 0.055 mag = 2.99E-30 Significance : 1 sigma uncert. Freq or Vel. : 1.25 microns (OBS )= 2.40E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 120814.29 +684707.6 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 22.0 x 16.7 arcsec integration area.
No. 9 Reference Code : 20032MASX.C.......: Freq. targeted : J Measurement : 13.095 mag = 9.20E-29 W m^-2^ Hz^-1^ Uncertainty : 0.056 mag = 4.87E-30 Significance : 1 sigma uncert. Freq or Vel. : 1.25 microns (OBS )= 2.40E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 120814.29 +684707.6 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers :
No. 10 Reference Code : 20032MASX.C.......: Freq. targeted : H_14arcsec (2MASS) Measurement : 13.204 mag = 5.35E-29 W m^-2^ Hz^-1^ Uncertainty : 0.051 mag = 2.57E-30 Significance : 1 sigma uncert. Freq or Vel. : 1.65 microns (OBS )= 1.82E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 120814.29 +684707.6 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 14.0 x 14.0 arcsec aperture.
No. 11 Reference Code : 20032MASX.C.......: Freq. targeted : H Measurement : 12.919 mag = 6.96E-29 W m^-2^ Hz^-1^ Uncertainty : 0.069 mag = 4.57E-30 Significance : 1 sigma uncert. Freq or Vel. : 1.65 microns (OBS )= 1.82E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 120814.29 +684707.6 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 22.0 x 16.7 arcsec integration area.
No. 12 Reference Code : 20032MASX.C.......: Freq. targeted : H Measurement : 12.407 mag = 1.12E-28 W m^-2^ Hz^-1^ Uncertainty : 0.070 mag = 7.43E-30 Significance : 1 sigma uncert. Freq or Vel. : 1.65 microns (OBS )= 1.82E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 120814.29 +684707.6 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers :
No. 13 Reference Code : 2006AJ....131.1163S Freq. targeted : H (2MASS/FLWO) Measurement : 13.728 mag = 3.30E-29 W m^-2^ Hz^-1^ Uncertainty : 0.057 mag = 1.73E-30 Significance : uncertainty Freq or Vel. : 1.662 microns (OBS )= 1.80E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 4" aperture
No. 14 Reference Code : 2006AJ....131.1163S Freq. targeted : H (2MASS/FLWO) Measurement : 14.192 mag = 2.16E-29 W m^-2^ Hz^-1^ Uncertainty : 0.082 mag = 1.63E-30 Significance : uncertainty Freq or Vel. : 1.662 microns (OBS )= 1.80E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : Profile-fit
No. 15 Reference Code : 2006AJ....131.1163S Freq. targeted : K_s (2MASS/FLWO) Measurement : 13.454 mag = 2.77E-29 W m^-2^ Hz^-1^ Uncertainty : 0.065 mag = 1.66E-30 Significance : uncertainty Freq or Vel. : 2.159 microns (OBS )= 1.39E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 4" aperture
No. 16 Reference Code : 2006AJ....131.1163S Freq. targeted : K_s (2MASS/FLWO) Measurement : 14.039 mag = 1.62E-29 W m^-2^ Hz^-1^ Uncertainty : 0.087 mag = 1.29E-30 Significance : uncertainty Freq or Vel. : 2.159 microns (OBS )= 1.39E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : Profile-fit
No. 17 Reference Code : 20032MASX.C.......: Freq. targeted : K_s_14arcsec (2MASS) Measurement : 12.925 mag = 4.51E-29 W m^-2^ Hz^-1^ Uncertainty : 0.063 mag = 2.69E-30 Significance : 1 sigma uncert. Freq or Vel. : 2.17 microns (OBS )= 1.38E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 120814.29 +684707.6 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 14.0 x 14.0 arcsec aperture.
No. 18 Reference Code : 20032MASX.C.......: Freq. targeted : K_s Measurement : 12.366 mag = 7.54E-29 W m^-2^ Hz^-1^ Uncertainty : 0.106 mag = 7.74E-30 Significance : 1 sigma uncert. Freq or Vel. : 2.17 microns (OBS )= 1.38E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 120814.29 +684707.6 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers :
No. 19 Reference Code : 20032MASX.C.......: Freq. targeted : K_s Measurement : 12.668 mag = 5.71E-29 W m^-2^ Hz^-1^ Uncertainty : 0.091 mag = 4.99E-30 Significance : 1 sigma uncert. Freq or Vel. : 2.17 microns (OBS )= 1.38E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 120814.29 +684707.6 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 22.0 x 16.7 arcsec integration area.

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