NASA/IPAC EXTRAGALACTIC DATABASE
Date and Time of the Query: 2019-05-20 T04:49:42 PDT
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Spectral Energy Distribution (SED) for 4C +47.07:

8 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 4.85 GHz 152 +/- 18 milliJy 4.85E+09 1.52E-01 +/- 1.80E-02 Jy Broad-band 1991ApJS...75.1011G 1
2 4.85 GHz 151 +/- 15 % milliJy 4.85E+09 1.51E-01 +/- 2.26E-02 Jy Broad-band 1991ApJS...75....1B 2
3 1.40 GHz 539 ... milliJy 1.40E+09 5.39E-01 ... Jy Broad-band 1992ApJS...79..331W 3
4 365 MHz (Texas) 2.132 +/- 0.055 Jy 3.65E+08 2.13E+00 +/- 5.50E-02 Jy Broad-band Model:A;MFlag:+;EFlag:+;LFlag:+. 1996AJ....111.1945D 4
5 178 MHz 3.5 +/- 15.0% Jy 1.78E+08 3.50E+00 +/- 5.25E-01 Jy Broad-band 1967MmRAS..71...49G 5
6 151 MHz (6C) 4.53 +/- 0.075 Jy 1.52E+08 4.53E+00 +/- 7.50E-02 Jy Broad-band 1993MNRAS.263...25H 6
7 74 MHz (VLA) 7.92 +/- 0.82 Jy 7.38E+07 7.92E+00 +/- 8.20E-01 Jy Broad-band Corrected for clean bias 2007AJ....134.1245C 7
8 26.3 MHz 29. +/- 7. Jy 2.63E+07 2.90E+01 +/- 7.00E+00 Jy Broad-band 1975AJ.....80..931V 8


Detailed Information for Each Entry

 No. 1
Reference Code : 1991ApJS...75.1011G
Freq. targeted : 4.85 GHz            
Measurement    :  152         milliJy              = 1.52E-27 W m^-2^ Hz^-1^
Uncertainty    :  18          milliJy              = 1.80E-28
Significance   : rms noise
Freq or Vel.   : 4.85         GHz          (OBS   )= 4.85E+09 Hz
Frequency mode : Broad-band measurement
Coord. targeted: 025152.7        +475440 (B1950)
Spatial mode   : Modelled datum
Notes          : From new raw data; Corrected for contaminating sources
Qualifiers     :                                         

No. 2 Reference Code : 1991ApJS...75....1B Freq. targeted : 4.85 GHz Measurement : 151 milliJy = 1.51E-27 W m^-2^ Hz^-1^ Uncertainty : 15 % milliJy = 2.26E-28 Significance : uncertainty Freq or Vel. : 4.85 GHz (OBS )= 4.85E+09 Hz Frequency mode : Broad-band measurement Coord. targeted: 025152.9 +475440 (B1950) Spatial mode : Peak flux Notes : From new raw data; Corrected for contaminating sources Qualifiers :
No. 3 Reference Code : 1992ApJS...79..331W Freq. targeted : 1.40 GHz Measurement : 539 milliJy = 5.39E-27 W m^-2^ Hz^-1^ Uncertainty : milliJy = 0.00E+00 Significance : no uncertainty reported Freq or Vel. : 1.4 GHz (OBS )= 1.40E+09 Hz Frequency mode : Broad-band measurement Coord. targeted: 025152.9 +475440 (B1950) Spatial mode : Peak flux Notes : From new raw data Qualifiers :
No. 4 Reference Code : 1996AJ....111.1945D Freq. targeted : 365 MHz (Texas) Measurement : 2.132 Jy = 2.13E-26 W m^-2^ Hz^-1^ Uncertainty : 0.055 Jy = 5.50E-28 Significance : internal error Freq or Vel. : 365 MHz (OBS )= 3.65E+08 Hz Frequency mode : Broad-band measurement; obtained by interpolation over frequency Coord. targeted: 025151.633 475438.12 (B1950) Spatial mode : Integrated from scans Notes : From new raw data Qualifiers : Model:A;MFlag:+;EFlag:+;LFlag:+.
No. 5 Reference Code : 1967MmRAS..71...49G Freq. targeted : 178 MHz Measurement : 3.5 Jy = 3.50E-26 W m^-2^ Hz^-1^ Uncertainty : 15.0% Jy = 5.25E-27 Significance : uncertainty Freq or Vel. : 178 MHz (OBS )= 1.78E+08 Hz Frequency mode : Broad-band measurement Coord. targeted: 025150.9 +475324 (B1950) Spatial mode : Integrated from scans Notes : From new raw data; Uncorrected for known sources in beam Qualifiers :
No. 6 Reference Code : 1993MNRAS.263...25H Freq. targeted : 151 MHz (6C) Measurement : 4.53 Jy = 4.53E-26 W m^-2^ Hz^-1^ Uncertainty : 0.075 Jy = 7.50E-28 Significance : typical accuracy Freq or Vel. : 151.5 MHz (OBS )= 1.52E+08 Hz Frequency mode : Broad-band measurement Coord. targeted: 025151.7 475440. (B1950) Spatial mode : Peak flux Notes : From new raw data Qualifiers :
No. 7 Reference Code : 2007AJ....134.1245C Freq. targeted : 74 MHz (VLA) Measurement : 7.92 Jy = 7.92E-26 W m^-2^ Hz^-1^ Uncertainty : 0.82 Jy = 8.20E-27 Significance : rms uncertainty Freq or Vel. : 73.8 MHz (OBS )= 7.38E+07 Hz Frequency mode : Broad-band measurement Coord. targeted: 02 55 16.59 +48 06 47.5 (J2000) Spatial mode : Flux integrated from map Notes : From new raw data Qualifiers : Corrected for clean bias
No. 8 Reference Code : 1975AJ.....80..931V Freq. targeted : 26.3 MHz Measurement : 29. Jy = 2.90E-25 W m^-2^ Hz^-1^ Uncertainty : 7. Jy = 7.00E-26 Significance : uncertainty Freq or Vel. : 26.3 MHz (OBS )= 2.63E+07 Hz Frequency mode : Broad-band measurement Coord. targeted: 025206. +474700. (B1950) Spatial mode : Integrated from scans; Beam filling or dilution corrected Notes : From new raw data Qualifiers :

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