NASA/IPAC EXTRAGALACTIC DATABASE
Date and Time of the Query: 2019-03-18 T19:11:00 PDT
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Spectral Energy Distribution (SED) for NGC 7474:

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 ... >20.9712 mag 1.95E+15 < 1.48E-05 Jy Broad-band upper limit inside NUV Kron aperture 2012GASC..C...0000S 1
2 FUV (GALEX) AB 24.3915 +/- 1.87317 mag 1.95E+15 6.36E-07 +/- 1.10E-06 Jy Broad-band Flux in 7.5 arcsec diameter aperture 2012GASC..C...0000S 2
3 NUV (GALEX) AB 20.9769 +/- 0.289189 mag 1.29E+15 1.48E-05 +/- 3.93E-06 Jy Broad-band Kron flux in elliptical aperture 2012GASC..C...0000S 3
4 NUV (GALEX) AB 22.1146 +/- 0.282464 mag 1.29E+15 5.18E-06 +/- 1.35E-06 Jy Broad-band Flux in 7.5 arcsec diameter aperture 2012GASC..C...0000S 4
5 J (2MASS/FLWO) 13.197 +/- 0.052 mag 2.43E+14 8.39E-03 +/- 4.02E-04 Jy Broad-band Profile-fit; Poor quality 2006AJ....131.1163S 5
6 J (2MASS/FLWO) 12.783 +/- 0.014 mag 2.43E+14 1.23E-02 +/- 1.58E-04 Jy Broad-band 4" aperture 2006AJ....131.1163S 6
7 J_14arcsec (2MASS) 12.394 +/- 0.010 mag 2.40E+14 1.76E-02 +/- 1.62E-04 Jy Broad-band 14.0 x 14.0 arcsec aperture. 20032MASX.C.......: 7
8 J 11.908 +/- 0.024 mag 2.40E+14 2.75E-02 +/- 6.14E-04 Jy Broad-band 37.6 x 29.3 arcsec integration area. 20032MASX.C.......: 8
9 J 11.776 +/- 0.027 mag 2.40E+14 3.10E-02 +/- 7.81E-04 Jy Broad-band 20032MASX.C.......: 9
10 H_14arcsec (2MASS) 11.636 +/- 0.011 mag 1.82E+14 2.27E-02 +/- 2.31E-04 Jy Broad-band 14.0 x 14.0 arcsec aperture. 20032MASX.C.......: 10
11 H 11.145 +/- 0.030 mag 1.82E+14 3.57E-02 +/- 9.99E-04 Jy Broad-band 37.6 x 29.3 arcsec integration area. 20032MASX.C.......: 11
12 H 10.925 +/- 0.028 mag 1.82E+14 4.37E-02 +/- 1.14E-03 Jy Broad-band 20032MASX.C.......: 12
13 H (2MASS/FLWO) 11.998 +/- 0.007 mag 1.80E+14 1.63E-02 +/- 1.05E-04 Jy Broad-band 4" aperture 2006AJ....131.1163S 13
14 H (2MASS/FLWO) 12.445 +/- 0.054 mag 1.80E+14 1.08E-02 +/- 5.36E-04 Jy Broad-band Profile-fit; Poor quality 2006AJ....131.1163S 14
15 K_s (2MASS/FLWO) 11.714 +/- 0.018 mag 1.39E+14 1.38E-02 +/- 2.28E-04 Jy Broad-band 4" aperture 2006AJ....131.1163S 15
16 K_s (2MASS/FLWO) 12.221 +/- 0.053 mag 1.39E+14 8.62E-03 +/- 4.21E-04 Jy Broad-band Profile-fit; Poor quality 2006AJ....131.1163S 16
17 K_s_14arcsec (2MASS) 11.331 +/- 0.016 mag 1.38E+14 1.96E-02 +/- 2.91E-04 Jy Broad-band 14.0 x 14.0 arcsec aperture. 20032MASX.C.......: 17
18 K_s 10.708 +/- 0.044 mag 1.38E+14 3.47E-02 +/- 1.44E-03 Jy Broad-band 20032MASX.C.......: 18
19 K_s 10.870 +/- 0.051 mag 1.38E+14 2.99E-02 +/- 1.44E-03 Jy Broad-band 37.6 x 29.3 arcsec integration area. 20032MASX.C.......: 19


Detailed Information for Each Entry

 No. 1
Reference Code : 2012GASC..C...0000S
Freq. targeted : FUV (GALEX) AB      
Measurement    : >20.9712     mag                  < 1.48E-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: 346.01793898164 20.067237125485 (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 : 24.3915 mag = 6.36E-33 W m^-2^ Hz^-1^ Uncertainty : 1.87317 mag = 1.10E-32 Significance : uncertainty Freq or Vel. : 1538.6 A (OBS )= 1.95E+15 Hz Frequency mode : Broad-band measurement Coord. targeted: 346.01793898164 20.067237125485 (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 : 20.9769 mag = 1.48E-31 W m^-2^ Hz^-1^ Uncertainty : 0.289189 mag = 3.93E-32 Significance : uncertainty Freq or Vel. : 2315.7 A (OBS )= 1.29E+15 Hz Frequency mode : Broad-band measurement Coord. targeted: 346.01793898164 20.067237125485 (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 : 22.1146 mag = 5.18E-32 W m^-2^ Hz^-1^ Uncertainty : 0.282464 mag = 1.35E-32 Significance : uncertainty Freq or Vel. : 2315.7 A (OBS )= 1.29E+15 Hz Frequency mode : Broad-band measurement Coord. targeted: 346.01793898164 20.067237125485 (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 : 13.197 mag = 8.39E-29 W m^-2^ Hz^-1^ Uncertainty : 0.052 mag = 4.02E-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; Poor quality
No. 6 Reference Code : 2006AJ....131.1163S Freq. targeted : J (2MASS/FLWO) Measurement : 12.783 mag = 1.23E-28 W m^-2^ Hz^-1^ Uncertainty : 0.014 mag = 1.58E-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 : 4" aperture
No. 7 Reference Code : 20032MASX.C.......: Freq. targeted : J_14arcsec (2MASS) Measurement : 12.394 mag = 1.76E-28 W m^-2^ Hz^-1^ Uncertainty : 0.010 mag = 1.62E-30 Significance : 1 sigma uncert. Freq or Vel. : 1.25 microns (OBS )= 2.40E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 230404.43 +200402.1 (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 : 11.908 mag = 2.75E-28 W m^-2^ Hz^-1^ Uncertainty : 0.024 mag = 6.14E-30 Significance : 1 sigma uncert. Freq or Vel. : 1.25 microns (OBS )= 2.40E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 230404.43 +200402.1 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 37.6 x 29.3 arcsec integration area.
No. 9 Reference Code : 20032MASX.C.......: Freq. targeted : J Measurement : 11.776 mag = 3.10E-28 W m^-2^ Hz^-1^ Uncertainty : 0.027 mag = 7.81E-30 Significance : 1 sigma uncert. Freq or Vel. : 1.25 microns (OBS )= 2.40E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 230404.43 +200402.1 (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 : 11.636 mag = 2.27E-28 W m^-2^ Hz^-1^ Uncertainty : 0.011 mag = 2.31E-30 Significance : 1 sigma uncert. Freq or Vel. : 1.65 microns (OBS )= 1.82E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 230404.43 +200402.1 (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 : 11.145 mag = 3.57E-28 W m^-2^ Hz^-1^ Uncertainty : 0.030 mag = 9.99E-30 Significance : 1 sigma uncert. Freq or Vel. : 1.65 microns (OBS )= 1.82E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 230404.43 +200402.1 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 37.6 x 29.3 arcsec integration area.
No. 12 Reference Code : 20032MASX.C.......: Freq. targeted : H Measurement : 10.925 mag = 4.37E-28 W m^-2^ Hz^-1^ Uncertainty : 0.028 mag = 1.14E-29 Significance : 1 sigma uncert. Freq or Vel. : 1.65 microns (OBS )= 1.82E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 230404.43 +200402.1 (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 : 11.998 mag = 1.63E-28 W m^-2^ Hz^-1^ Uncertainty : 0.007 mag = 1.05E-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 : 12.445 mag = 1.08E-28 W m^-2^ Hz^-1^ Uncertainty : 0.054 mag = 5.36E-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; Poor quality
No. 15 Reference Code : 2006AJ....131.1163S Freq. targeted : K_s (2MASS/FLWO) Measurement : 11.714 mag = 1.38E-28 W m^-2^ Hz^-1^ Uncertainty : 0.018 mag = 2.28E-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 : 12.221 mag = 8.62E-29 W m^-2^ Hz^-1^ Uncertainty : 0.053 mag = 4.21E-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; Poor quality
No. 17 Reference Code : 20032MASX.C.......: Freq. targeted : K_s_14arcsec (2MASS) Measurement : 11.331 mag = 1.96E-28 W m^-2^ Hz^-1^ Uncertainty : 0.016 mag = 2.91E-30 Significance : 1 sigma uncert. Freq or Vel. : 2.17 microns (OBS )= 1.38E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 230404.43 +200402.1 (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 : 10.708 mag = 3.47E-28 W m^-2^ Hz^-1^ Uncertainty : 0.044 mag = 1.44E-29 Significance : 1 sigma uncert. Freq or Vel. : 2.17 microns (OBS )= 1.38E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 230404.43 +200402.1 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers :
No. 19 Reference Code : 20032MASX.C.......: Freq. targeted : K_s Measurement : 10.870 mag = 2.99E-28 W m^-2^ Hz^-1^ Uncertainty : 0.051 mag = 1.44E-29 Significance : 1 sigma uncert. Freq or Vel. : 2.17 microns (OBS )= 1.38E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 230404.43 +200402.1 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 37.6 x 29.3 arcsec integration area.

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