NASA/IPAC EXTRAGALACTIC DATABASE
Date and Time of the Query: 2019-05-19 T02:40:41 PDT
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Spectral Energy Distribution (SED) for 4C +34.06:

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 4.85 GHz 296 +/- 37 milliJy 4.85E+09 2.96E-01 +/- 3.70E-02 Jy Broad-band 1991ApJS...75.1011G 1
2 4.85 GHz 290 +/- 15 % milliJy 4.85E+09 2.90E-01 +/- 4.35E-02 Jy Broad-band 1991ApJS...75....1B 2
3 4830 MHz (NRAO) 266 ... milliJy 4.83E+09 2.66E-01 ... Jy Broad-band S/N = 48 1990ApJS...74..129G 3
4 1.4GHz 912.6 +/- 30.8 milliJy 1.40E+09 9.13E-01 +/- 3.08E-02 Jy Broad-band High peak 1998AJ....115.1693C 4
5 1.40 GHz 868 ... milliJy 1.40E+09 8.68E-01 ... Jy Broad-band 1992ApJS...79..331W 5
6 408 MHz 2.703 +/- 8 % Jy 4.08E+08 2.70E+00 +/- 2.16E-01 Jy Broad-band 1973A&AS...11..291C 6
7 365 MHz (Texas) 2.696 +/- 0.047 Jy 3.65E+08 2.70E+00 +/- 4.70E-02 Jy Broad-band Model:A;MFlag:+;EFlag:+;LFlag:+. 1996AJ....111.1945D 7
8 178 MHz 4.5 +/- 12.5% Jy 1.78E+08 4.50E+00 +/- 5.62E-01 Jy Broad-band 1965MmRAS..69..183P 8
9 160 MHz 4.5 ... Jy 1.60E+08 4.50E+00 ... Jy Broad-band 1995AuJPh..48..143S 9
10 80 MHz 10. ... Jy 8.00E+07 1.00E+01 ... Jy Broad-band 1995AuJPh..48..143S 10
11 74 MHz (VLA) 8.74 +/- 0.90 Jy 7.38E+07 8.74E+00 +/- 9.00E-01 Jy Broad-band Corrected for clean bias 2007AJ....134.1245C 11


Detailed Information for Each Entry

 No. 1
Reference Code : 1991ApJS...75.1011G
Freq. targeted : 4.85 GHz            
Measurement    :  296         milliJy              = 2.96E-27 W m^-2^ Hz^-1^
Uncertainty    :  37          milliJy              = 3.70E-28
Significance   : rms noise
Freq or Vel.   : 4.85         GHz          (OBS   )= 4.85E+09 Hz
Frequency mode : Broad-band measurement
Coord. targeted: 021158.3        +345232 (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 : 290 milliJy = 2.90E-27 W m^-2^ Hz^-1^ Uncertainty : 15 % milliJy = 4.35E-28 Significance : uncertainty Freq or Vel. : 4.85 GHz (OBS )= 4.85E+09 Hz Frequency mode : Broad-band measurement Coord. targeted: 021158.4 +345241 (B1950) Spatial mode : Peak flux Notes : From new raw data; Corrected for contaminating sources Qualifiers :
No. 3 Reference Code : 1990ApJS...74..129G Freq. targeted : 4830 MHz (NRAO) Measurement : 266 milliJy = 2.66E-27 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: 02 14 59.5 +35 06 18 (J2000) Spatial mode : Flux integrated from map Notes : From new raw data Qualifiers : S/N = 48
No. 4 Reference Code : 1998AJ....115.1693C Freq. targeted : 1.4GHz Measurement : 912.6 milliJy = 9.13E-27 W m^-2^ Hz^-1^ Uncertainty : 30.8 milliJy = 3.08E-28 Significance : uncertainty Freq or Vel. : 1.40 GHz (OBS )= 1.40E+09 Hz Frequency mode : Broad-band measurement Coord. targeted: 02 14 58.10 +35 06 38.9 (J2000) Spatial mode : Flux integrated from map Notes : From new raw data Qualifiers : High peak
No. 5 Reference Code : 1992ApJS...79..331W Freq. targeted : 1.40 GHz Measurement : 868 milliJy = 8.68E-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: 021158.4 +345241 (B1950) Spatial mode : Peak flux Notes : From new raw data Qualifiers :
No. 6 Reference Code : 1973A&AS...11..291C Freq. targeted : 408 MHz Measurement : 2.703 Jy = 2.70E-26 W m^-2^ Hz^-1^ Uncertainty : 8 % Jy = 2.16E-27 Significance : internal error Freq or Vel. : 408 MHz (OBS )= 4.08E+08 Hz Frequency mode : Broad-band measurement; peak value reported Coord. targeted: 021158.9 +345248. (B1950) Spatial mode : Peak flux Notes : From new raw data Qualifiers :
No. 7 Reference Code : 1996AJ....111.1945D Freq. targeted : 365 MHz (Texas) Measurement : 2.696 Jy = 2.70E-26 W m^-2^ Hz^-1^ Uncertainty : 0.047 Jy = 4.70E-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: 021158.633 345242.09 (B1950) Spatial mode : Integrated from scans Notes : From new raw data Qualifiers : Model:A;MFlag:+;EFlag:+;LFlag:+.
No. 8 Reference Code : 1965MmRAS..69..183P Freq. targeted : 178 MHz Measurement : 4.5 Jy = 4.50E-26 W m^-2^ Hz^-1^ Uncertainty : 12.5% Jy = 5.62E-27 Significance : uncertainty Freq or Vel. : 178 MHz (OBS )= 1.78E+08 Hz Frequency mode : Broad-band measurement Coord. targeted: 021158.9 +345230 (B1950) Spatial mode : Integrated from scans Notes : From new raw data; Uncorrected for known sources in beam Qualifiers :
No. 9 Reference Code : 1995AuJPh..48..143S Freq. targeted : 160 MHz Measurement : 4.5 Jy = 4.50E-26 W m^-2^ Hz^-1^ Uncertainty : Jy = 0.00E+00 Significance : no uncertainty reported Freq or Vel. : 160 MHz (OBS )= 1.60E+08 Hz Frequency mode : Broad-band measurement Coord. targeted: 021200.5 +345221. (B1950) Spatial mode : Flux integrated from map Notes : From new raw data Qualifiers :
No. 10 Reference Code : 1995AuJPh..48..143S Freq. targeted : 80 MHz Measurement : 10. Jy = 1.00E-25 W m^-2^ Hz^-1^ Uncertainty : Jy = 0.00E+00 Significance : no uncertainty reported Freq or Vel. : 80 MHz (OBS )= 8.00E+07 Hz Frequency mode : Broad-band measurement Coord. targeted: 021200.5 +345221. (B1950) Spatial mode : Flux integrated from map Notes : From new raw data Qualifiers :
No. 11 Reference Code : 2007AJ....134.1245C Freq. targeted : 74 MHz (VLA) Measurement : 8.74 Jy = 8.74E-26 W m^-2^ Hz^-1^ Uncertainty : 0.90 Jy = 9.00E-27 Significance : rms uncertainty Freq or Vel. : 73.8 MHz (OBS )= 7.38E+07 Hz Frequency mode : Broad-band measurement Coord. targeted: 02 14 58.40 +35 06 38.8 (J2000) Spatial mode : Flux integrated from map Notes : From new raw data Qualifiers : Corrected for clean bias

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