NASA/IPAC EXTRAGALACTIC DATABASE
Date and Time of the Query: 2019-03-18 T15:44:46 PDT
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Spectral Energy Distribution (SED) for IC 2927:

11 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 18.513 +/- 0.021 asinh mag 8.36E+14 1.48E-04 +/- 2.87E-06 Jy Broad-band SDSS Qualifiers 2007SDSS6.C...0000: 1
2 g (SDSS PSF) AB 16.704 +/- 0.023 asinh mag 6.17E+14 7.56E-04 +/- 1.60E-05 Jy Broad-band SDSS Qualifiers 2007SDSS6.C...0000: 2
3 r (SDSS PSF) AB 16.044 +/- 0.025 asinh mag 4.77E+14 1.39E-03 +/- 3.20E-05 Jy Broad-band SDSS Qualifiers 2007SDSS6.C...0000: 3
4 i (SDSS PSF) AB 15.812 +/- 0.020 asinh mag 3.89E+14 1.72E-03 +/- 3.17E-05 Jy Broad-band SDSS Qualifiers 2007SDSS6.C...0000: 4
5 z (SDSS PSF) AB 15.737 +/- 0.033 asinh mag 3.25E+14 1.81E-03 +/- 5.50E-05 Jy Broad-band SDSS Qualifiers 2007SDSS6.C...0000: 5
6 J (2MASS/FLWO) 14.755 +/- 0.031 mag 2.43E+14 2.00E-03 +/- 5.70E-05 Jy Broad-band Profile-fit 2006AJ....131.1163S 6
7 J (2MASS/FLWO) 14.763 +/- 0.032 mag 2.43E+14 1.98E-03 +/- 5.84E-05 Jy Broad-band 4" aperture 2006AJ....131.1163S 7
8 H (2MASS/FLWO) 14.208 +/- 0.058 mag 1.80E+14 2.12E-03 +/- 1.13E-04 Jy Broad-band 4" aperture 2006AJ....131.1163S 8
9 H (2MASS/FLWO) 14.229 +/- 0.045 mag 1.80E+14 2.08E-03 +/- 8.63E-05 Jy Broad-band Profile-fit 2006AJ....131.1163S 9
10 K_s (2MASS/FLWO) 14.16 +/- 0.051 mag 1.39E+14 1.45E-03 +/- 6.79E-05 Jy Broad-band Profile-fit 2006AJ....131.1163S 10
11 K_s (2MASS/FLWO) 14.191 +/- 0.077 mag 1.39E+14 1.40E-03 +/- 9.96E-05 Jy Broad-band 4" aperture 2006AJ....131.1163S 11


Detailed Information for Each Entry

 No. 1
Reference Code : 2007SDSS6.C...0000:
Freq. targeted : u (SDSS PSF) AB     
Measurement    :  18.513      asinh mag            = 1.48E-30 W m^-2^ Hz^-1^
Uncertainty    :  0.021       asinh mag            = 2.87E-32
Significance   : based on count statistics only
Freq or Vel.   : 3585         A            (OBS   )= 8.36E+14 Hz
Frequency mode : Broad-band measurement
Coord. targeted: 173.2698894761  13.0857325515 (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. 2 Reference Code : 2007SDSS6.C...0000: Freq. targeted : g (SDSS PSF) AB Measurement : 16.704 asinh mag = 7.56E-30 W m^-2^ Hz^-1^ Uncertainty : 0.023 asinh mag = 1.60E-31 Significance : based on count statistics only Freq or Vel. : 4858 A (OBS )= 6.17E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 173.2698894761 13.0857325515 (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. 3 Reference Code : 2007SDSS6.C...0000: Freq. targeted : r (SDSS PSF) AB Measurement : 16.044 asinh mag = 1.39E-29 W m^-2^ Hz^-1^ Uncertainty : 0.025 asinh mag = 3.20E-31 Significance : based on count statistics only Freq or Vel. : 6290 A (OBS )= 4.77E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 173.2698894761 13.0857325515 (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. 4 Reference Code : 2007SDSS6.C...0000: Freq. targeted : i (SDSS PSF) AB Measurement : 15.812 asinh mag = 1.72E-29 W m^-2^ Hz^-1^ Uncertainty : 0.020 asinh mag = 3.17E-31 Significance : based on count statistics only Freq or Vel. : 7706 A (OBS )= 3.89E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 173.2698894761 13.0857325515 (J2000) Spatial mode : Modelled datum Notes : From new raw data Qualifiers : SDSS flags BAD_RADIAL - some low S/N radial points TOO_LARGE - very large object, poorly determined sky, or bad deblend BINNED1 - detected at >=5 sigma in original imaging frame BINNED_CENTER - image was binned while centroiding
No. 5 Reference Code : 2007SDSS6.C...0000: Freq. targeted : z (SDSS PSF) AB Measurement : 15.737 asinh mag = 1.81E-29 W m^-2^ Hz^-1^ Uncertainty : 0.033 asinh mag = 5.50E-31 Significance : based on count statistics only Freq or Vel. : 9222 A (OBS )= 3.25E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 173.2698894761 13.0857325515 (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 TOO_LARGE - very large object, poorly determined sky, or bad deblend ELLIPFAINT - no isophotal fits performed BINNED1 - detected at >=5 sigma in original imaging frame BINNED_CENTER - image was binned while centroiding
No. 6 Reference Code : 2006AJ....131.1163S Freq. targeted : J (2MASS/FLWO) Measurement : 14.755 mag = 2.00E-29 W m^-2^ Hz^-1^ Uncertainty : 0.031 mag = 5.70E-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. 7 Reference Code : 2006AJ....131.1163S Freq. targeted : J (2MASS/FLWO) Measurement : 14.763 mag = 1.98E-29 W m^-2^ Hz^-1^ Uncertainty : 0.032 mag = 5.84E-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. 8 Reference Code : 2006AJ....131.1163S Freq. targeted : H (2MASS/FLWO) Measurement : 14.208 mag = 2.12E-29 W m^-2^ Hz^-1^ Uncertainty : 0.058 mag = 1.13E-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. 9 Reference Code : 2006AJ....131.1163S Freq. targeted : H (2MASS/FLWO) Measurement : 14.229 mag = 2.08E-29 W m^-2^ Hz^-1^ Uncertainty : 0.045 mag = 8.63E-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. 10 Reference Code : 2006AJ....131.1163S Freq. targeted : K_s (2MASS/FLWO) Measurement : 14.16 mag = 1.45E-29 W m^-2^ Hz^-1^ Uncertainty : 0.051 mag = 6.79E-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. 11 Reference Code : 2006AJ....131.1163S Freq. targeted : K_s (2MASS/FLWO) Measurement : 14.191 mag = 1.40E-29 W m^-2^ Hz^-1^ Uncertainty : 0.077 mag = 9.96E-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 : 4" aperture

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