NASA/IPAC EXTRAGALACTIC DATABASE
Date and Time of the Query: 2019-04-23 T16:38:15 PDT
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Spectral Energy Distribution (SED) for IC 4121:

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 FUV (GALEX) AB ... >21.1531 mag 1.95E+15 < 1.26E-05 Jy Broad-band upper limit inside NUV Kron aperture 2012GASC..C...0000S 1
2 FUV (GALEX) AB 23.3580 +/- 1.25618 mag 1.95E+15 1.65E-06 +/- 1.91E-06 Jy Broad-band Flux in 7.5 arcsec diameter aperture 2012GASC..C...0000S 2
3 NUV (GALEX) AB 21.0089 +/- 0.270997 mag 1.29E+15 1.43E-05 +/- 3.58E-06 Jy Broad-band Kron flux in elliptical aperture 2012GASC..C...0000S 3
4 NUV (GALEX) AB 22.3489 +/- 0.460945 mag 1.29E+15 4.17E-06 +/- 1.77E-06 Jy Broad-band Flux in 7.5 arcsec diameter aperture 2012GASC..C...0000S 4
5 u (SDSS PSF) AB 18.392 +/- 0.017 asinh mag 8.36E+14 1.66E-04 +/- 2.59E-06 Jy Broad-band SDSS Qualifiers 2007SDSS6.C...0000: 5
6 g (SDSS PSF) AB 17.187 +/- 0.020 asinh mag 6.17E+14 4.84E-04 +/- 8.92E-06 Jy Broad-band SDSS Qualifiers 2007SDSS6.C...0000: 6
7 r (SDSS PSF) AB 16.822 +/- 0.013 asinh mag 4.77E+14 6.78E-04 +/- 8.12E-06 Jy Broad-band SDSS Qualifiers 2007SDSS6.C...0000: 7
8 i (SDSS PSF) AB 16.692 +/- 0.016 asinh mag 3.89E+14 7.64E-04 +/- 1.13E-05 Jy Broad-band SDSS Qualifiers 2007SDSS6.C...0000: 8
9 z (SDSS PSF) AB 16.648 +/- 0.024 asinh mag 3.25E+14 7.81E-04 +/- 1.73E-05 Jy Broad-band SDSS Qualifiers 2007SDSS6.C...0000: 9
10 J (2MASS/FLWO) 15.932 +/- 0.136 mag 2.43E+14 6.76E-04 +/- 8.46E-05 Jy Broad-band 4" aperture 2006AJ....131.1163S 10
11 J (2MASS/FLWO) 15.844 +/- 0.067 mag 2.43E+14 7.33E-04 +/- 4.52E-05 Jy Broad-band Profile-fit 2006AJ....131.1163S 11
12 H (2MASS/FLWO) 15.689 +/- 0.123 mag 1.80E+14 5.43E-04 +/- 6.15E-05 Jy Broad-band Profile-fit 2006AJ....131.1163S 12
13 H (2MASS/FLWO) 15.624 +/- 0.228 mag 1.80E+14 5.76E-04 +/- 1.21E-04 Jy Broad-band 4" aperture 2006AJ....131.1163S 13
14 K_s (2MASS/FLWO) 15.41 +/- 0.154 mag 1.39E+14 4.57E-04 +/- 6.48E-05 Jy Broad-band Profile-fit 2006AJ....131.1163S 14
15 K_s (2MASS/FLWO) 15.519 +/- 0.288 mag 1.39E+14 4.13E-04 +/- 1.10E-04 Jy Broad-band 4" aperture 2006AJ....131.1163S 15


Detailed Information for Each Entry

 No. 1
Reference Code : 2012GASC..C...0000S
Freq. targeted : FUV (GALEX) AB      
Measurement    : >21.1531     mag                  < 1.26E-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: 195.83958221906 19.281429641683 (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 : 23.3580 mag = 1.65E-32 W m^-2^ Hz^-1^ Uncertainty : 1.25618 mag = 1.91E-32 Significance : uncertainty Freq or Vel. : 1538.6 A (OBS )= 1.95E+15 Hz Frequency mode : Broad-band measurement Coord. targeted: 195.83958221906 19.281429641683 (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 : 21.0089 mag = 1.43E-31 W m^-2^ Hz^-1^ Uncertainty : 0.270997 mag = 3.58E-32 Significance : uncertainty Freq or Vel. : 2315.7 A (OBS )= 1.29E+15 Hz Frequency mode : Broad-band measurement Coord. targeted: 195.83958221906 19.281429641683 (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 : 22.3489 mag = 4.17E-32 W m^-2^ Hz^-1^ Uncertainty : 0.460945 mag = 1.77E-32 Significance : uncertainty Freq or Vel. : 2315.7 A (OBS )= 1.29E+15 Hz Frequency mode : Broad-band measurement Coord. targeted: 195.83958221906 19.281429641683 (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 PSF) AB Measurement : 18.392 asinh mag = 1.66E-30 W m^-2^ Hz^-1^ Uncertainty : 0.017 asinh mag = 2.59E-32 Significance : based on count statistics only Freq or Vel. : 3585 A (OBS )= 8.36E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 195.8396827469 19.2822966829 (J2000) Spatial mode : Modelled datum Notes : From new raw data Qualifiers : SDSS flags CHILD - object is part of a blended parent object BAD_RADIAL - some low S/N radial points BINNED1 - detected at >=5 sigma in original imaging frame
No. 6 Reference Code : 2007SDSS6.C...0000: Freq. targeted : g (SDSS PSF) AB Measurement : 17.187 asinh mag = 4.84E-30 W m^-2^ Hz^-1^ Uncertainty : 0.020 asinh mag = 8.92E-32 Significance : based on count statistics only Freq or Vel. : 4858 A (OBS )= 6.17E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 195.8396827469 19.2822966829 (J2000) Spatial mode : Modelled datum Notes : From new raw data Qualifiers : SDSS flags CHILD - object is part of a blended parent object BAD_RADIAL - some low S/N radial points BINNED1 - detected at >=5 sigma in original imaging frame
No. 7 Reference Code : 2007SDSS6.C...0000: Freq. targeted : r (SDSS PSF) AB Measurement : 16.822 asinh mag = 6.78E-30 W m^-2^ Hz^-1^ Uncertainty : 0.013 asinh mag = 8.12E-32 Significance : based on count statistics only Freq or Vel. : 6290 A (OBS )= 4.77E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 195.8396827469 19.2822966829 (J2000) Spatial mode : Modelled datum Notes : From new raw data Qualifiers : SDSS flags CHILD - object is part of a blended parent object BAD_RADIAL - some low S/N radial points BINNED1 - detected at >=5 sigma in original imaging frame CANONICAL_BAND - this band was primary (usually r)
No. 8 Reference Code : 2007SDSS6.C...0000: Freq. targeted : i (SDSS PSF) AB Measurement : 16.692 asinh mag = 7.64E-30 W m^-2^ Hz^-1^ Uncertainty : 0.016 asinh mag = 1.13E-31 Significance : based on count statistics only Freq or Vel. : 7706 A (OBS )= 3.89E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 195.8396827469 19.2822966829 (J2000) Spatial mode : Modelled datum Notes : From new raw data Qualifiers : SDSS flags CHILD - object is part of a blended parent object BAD_RADIAL - some low S/N radial points BINNED1 - detected at >=5 sigma in original imaging frame
No. 9 Reference Code : 2007SDSS6.C...0000: Freq. targeted : z (SDSS PSF) AB Measurement : 16.648 asinh mag = 7.81E-30 W m^-2^ Hz^-1^ Uncertainty : 0.024 asinh mag = 1.73E-31 Significance : based on count statistics only Freq or Vel. : 9222 A (OBS )= 3.25E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 195.8396827469 19.2822966829 (J2000) Spatial mode : Modelled datum Notes : From new raw data Qualifiers : SDSS flags CHILD - object is part of a blended parent object BAD_RADIAL - some low S/N radial points ELLIPFAINT - no isophotal fits performed BINNED1 - detected at >=5 sigma in original imaging frame
No. 10 Reference Code : 2006AJ....131.1163S Freq. targeted : J (2MASS/FLWO) Measurement : 15.932 mag = 6.76E-30 W m^-2^ Hz^-1^ Uncertainty : 0.136 mag = 8.46E-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. 11 Reference Code : 2006AJ....131.1163S Freq. targeted : J (2MASS/FLWO) Measurement : 15.844 mag = 7.33E-30 W m^-2^ Hz^-1^ Uncertainty : 0.067 mag = 4.52E-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 : Profile-fit
No. 12 Reference Code : 2006AJ....131.1163S Freq. targeted : H (2MASS/FLWO) Measurement : 15.689 mag = 5.43E-30 W m^-2^ Hz^-1^ Uncertainty : 0.123 mag = 6.15E-31 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. 13 Reference Code : 2006AJ....131.1163S Freq. targeted : H (2MASS/FLWO) Measurement : 15.624 mag = 5.76E-30 W m^-2^ Hz^-1^ Uncertainty : 0.228 mag = 1.21E-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 : K_s (2MASS/FLWO) Measurement : 15.41 mag = 4.57E-30 W m^-2^ Hz^-1^ Uncertainty : 0.154 mag = 6.48E-31 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. 15 Reference Code : 2006AJ....131.1163S Freq. targeted : K_s (2MASS/FLWO) Measurement : 15.519 mag = 4.13E-30 W m^-2^ Hz^-1^ Uncertainty : 0.288 mag = 1.10E-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

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