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Date and Time of the Query: 2019-08-25 T07:46:00 PDT
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Spectral Energy Distribution (SED) for 3C 370:

13 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 57 +/- 9 milliJy 4.85E+09 5.70E-02 +/- 9.00E-03 Jy Broad-band 1991ApJS...75.1011G 1
2 4.85 GHz 56 +/- 15 % milliJy 4.85E+09 5.60E-02 +/- 8.40E-03 Jy Broad-band 1991ApJS...75....1B 2
3 4830 MHz (NRAO) 58 ... milliJy 4.83E+09 5.80E-02 ... Jy Broad-band S/N = 9 1990ApJS...72..621L 3
4 4830 MHz (NRAO) 58 ... milliJy 4.83E+09 5.80E-02 ... Jy Broad-band S/N = 7 1990ApJS...74..129G 4
5 1.4GHz 326.5 +/- 10.6 milliJy 1.40E+09 3.27E-01 +/- 1.06E-02 Jy Broad-band High peak 1998AJ....115.1693C 5
6 1400 MHz (NRAO) 0.68 +/- 0.23 Jy 1.40E+09 6.80E-01 +/- 2.30E-01 Jy Broad-band 1966ApJS...13...65P 6
7 1.40 GHz 227 ... milliJy 1.40E+09 2.27E-01 ... Jy Broad-band 1992ApJS...79..331W 7
8 750 MHz (NRAO) 0.74 +/- 0.21 Jy 7.50E+08 7.40E-01 +/- 2.10E-01 Jy Broad-band 1966ApJS...13...65P 8
9 408 MHz 1.460 +/- 5 % Jy 4.08E+08 1.46E+00 +/- 7.30E-02 Jy Broad-band 1970A&AS....1..281C 9
10 365 MHz (Texas) 1.725 +/- 0.045 Jy 3.65E+08 1.73E+00 +/- 4.50E-02 Jy Broad-band Model:A;MFlag:+;EFlag:+;LFlag:+. 1996AJ....111.1945D 10
11 178 MHz 2.5 +/- 15.0% Jy 1.78E+08 2.50E+00 +/- 3.75E-01 Jy Broad-band 1965MmRAS..69..183P 11
12 74 MHz (VLA) 8.33 +/- 0.86 Jy 7.38E+07 8.33E+00 +/- 8.60E-01 Jy Broad-band Corrected for clean bias 2007AJ....134.1245C 12
13 26.3 MHz 39. +/- 6. Jy 2.63E+07 3.90E+01 +/- 6.00E+00 Jy Broad-band 1975AJ.....80..931V 13


Detailed Information for Each Entry

 No. 1
Reference Code : 1991ApJS...75.1011G
Freq. targeted : 4.85 GHz            
Measurement    :  57          milliJy              = 5.70E-28 W m^-2^ Hz^-1^
Uncertainty    :  9           milliJy              = 9.00E-29
Significance   : rms noise
Freq or Vel.   : 4.85         GHz          (OBS   )= 4.85E+09 Hz
Frequency mode : Broad-band measurement
Coord. targeted: 180650.0        +323331 (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 : 56 milliJy = 5.60E-28 W m^-2^ Hz^-1^ Uncertainty : 15 % milliJy = 8.40E-29 Significance : uncertainty Freq or Vel. : 4.85 GHz (OBS )= 4.85E+09 Hz Frequency mode : Broad-band measurement Coord. targeted: 180650.1 +323341 (B1950) Spatial mode : Peak flux Notes : From new raw data; Corrected for contaminating sources Qualifiers :
No. 3 Reference Code : 1990ApJS...72..621L Freq. targeted : 4830 MHz (NRAO) Measurement : 58 milliJy = 5.80E-28 W m^-2^ Hz^-1^ Uncertainty : milliJy = 0.00E+00 Significance : no uncertainty reported Freq or Vel. : 4830 MHz (OBS )= 4.83E+09 Hz Frequency mode : Broad-band measurement Coord. targeted: 18 08 40.6 +32 34 07 (J2000) Spatial mode : Flux integrated from map Notes : From new raw data Qualifiers : S/N = 9
No. 4 Reference Code : 1990ApJS...74..129G Freq. targeted : 4830 MHz (NRAO) Measurement : 58 milliJy = 5.80E-28 W m^-2^ Hz^-1^ Uncertainty : milliJy = 0.00E+00 Significance : no uncertainty reported Freq or Vel. : 4830 MHz (OBS )= 4.83E+09 Hz Frequency mode : Broad-band measurement Coord. targeted: 18 08 43.3 +32 33 19 (J2000) Spatial mode : Flux integrated from map Notes : From new raw data Qualifiers : S/N = 7
No. 5 Reference Code : 1998AJ....115.1693C Freq. targeted : 1.4GHz Measurement : 326.5 milliJy = 3.26E-27 W m^-2^ Hz^-1^ Uncertainty : 10.6 milliJy = 1.06E-28 Significance : uncertainty Freq or Vel. : 1.40 GHz (OBS )= 1.40E+09 Hz Frequency mode : Broad-band measurement Coord. targeted: 18 08 41.07 +32 34 38.9 (J2000) Spatial mode : Flux integrated from map Notes : From new raw data Qualifiers : High peak
No. 6 Reference Code : 1966ApJS...13...65P Freq. targeted : 1400 MHz (NRAO) Measurement : 0.68 Jy = 6.80E-27 W m^-2^ Hz^-1^ Uncertainty : 0.23 Jy = 2.30E-27 Significance : internal error Freq or Vel. : 1400 MHz (OBS )= 1.40E+09 Hz Frequency mode : Broad-band measurement Coord. targeted: 180642. +322939. (B1950) Spatial mode : Peak flux Notes : From new raw data Qualifiers :
No. 7 Reference Code : 1992ApJS...79..331W Freq. targeted : 1.40 GHz Measurement : 227 milliJy = 2.27E-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: 180650.1 +323341 (B1950) Spatial mode : Peak flux Notes : From new raw data Qualifiers :
No. 8 Reference Code : 1966ApJS...13...65P Freq. targeted : 750 MHz (NRAO) Measurement : 0.74 Jy = 7.40E-27 W m^-2^ Hz^-1^ Uncertainty : 0.21 Jy = 2.10E-27 Significance : internal error Freq or Vel. : 750 MHz (OBS )= 7.50E+08 Hz Frequency mode : Broad-band measurement Coord. targeted: 180642. +322939. (B1950) Spatial mode : Peak flux Notes : From new raw data Qualifiers :
No. 9 Reference Code : 1970A&AS....1..281C Freq. targeted : 408 MHz Measurement : 1.460 Jy = 1.46E-26 W m^-2^ Hz^-1^ Uncertainty : 5 % Jy = 7.30E-28 Significance : internal error Freq or Vel. : 408 MHz (OBS )= 4.08E+08 Hz Frequency mode : Broad-band measurement; peak value reported Coord. targeted: 180649.9 +323406. (B1950) Spatial mode : Peak flux Notes : From new raw data Qualifiers :
No. 10 Reference Code : 1996AJ....111.1945D Freq. targeted : 365 MHz (Texas) Measurement : 1.725 Jy = 1.72E-26 W m^-2^ Hz^-1^ Uncertainty : 0.045 Jy = 4.50E-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: 180649.894 323404.45 (B1950) Spatial mode : Integrated from scans Notes : From new raw data Qualifiers : Model:A;MFlag:+;EFlag:+;LFlag:+.
No. 11 Reference Code : 1965MmRAS..69..183P Freq. targeted : 178 MHz Measurement : 2.5 Jy = 2.50E-26 W m^-2^ Hz^-1^ Uncertainty : 15.0% Jy = 3.75E-27 Significance : uncertainty Freq or Vel. : 178 MHz (OBS )= 1.78E+08 Hz Frequency mode : Broad-band measurement Coord. targeted: 180648.3 +323106 (B1950) Spatial mode : Integrated from scans Notes : From new raw data; Uncorrected for known sources in beam Qualifiers :
No. 12 Reference Code : 2007AJ....134.1245C Freq. targeted : 74 MHz (VLA) Measurement : 8.33 Jy = 8.33E-26 W m^-2^ Hz^-1^ Uncertainty : 0.86 Jy = 8.60E-27 Significance : rms uncertainty Freq or Vel. : 73.8 MHz (OBS )= 7.38E+07 Hz Frequency mode : Broad-band measurement Coord. targeted: 18 08 40.99 +32 34 36.8 (J2000) Spatial mode : Flux integrated from map Notes : From new raw data Qualifiers : Corrected for clean bias
No. 13 Reference Code : 1975AJ.....80..931V Freq. targeted : 26.3 MHz Measurement : 39. Jy = 3.90E-25 W m^-2^ Hz^-1^ Uncertainty : 6. Jy = 6.00E-26 Significance : uncertainty Freq or Vel. : 26.3 MHz (OBS )= 2.63E+07 Hz Frequency mode : Broad-band measurement Coord. targeted: 180642. +330000. (B1950) Spatial mode : Integrated from scans; Beam filling or dilution corrected Notes : From new raw data Qualifiers :

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