NASA/IPAC EXTRAGALACTIC DATABASE
Date and Time of the Query: 2019-05-19 T08:07:55 PDT
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Spectral Energy Distribution (SED) for 4C +46.36:

9 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 70 +/- 9 milliJy 4.85E+09 7.00E-02 +/- 9.00E-03 Jy Broad-band 1991ApJS...75.1011G 1
2 4.85 GHz 67 +/- 15 % milliJy 4.85E+09 6.70E-02 +/- 1.01E-02 Jy Broad-band 1991ApJS...75....1B 2
3 4830 MHz (NRAO) 62 ... milliJy 4.83E+09 6.20E-02 ... Jy Broad-band S/N = 9 1991ApJS...75..801G 3
4 1.40 GHz 278 ... milliJy 1.40E+09 2.78E-01 ... Jy Broad-band 1992ApJS...79..331W 4
5 1.4GHz 343.1 +/- 10.3 milliJy 1.40E+09 3.43E-01 +/- 1.03E-02 Jy Broad-band 1998AJ....115.1693C 5
6 408 MHz 1.07 +/- 0.03 Jy 4.08E+08 1.07E+00 +/- 2.93E-02 Jy Broad-band 1985A&AS...59..255F 6
7 365 MHz (Texas) 1.600 +/- 0.063 Jy 3.65E+08 1.60E+00 +/- 6.30E-02 Jy Broad-band Model:D;MFlag:+;EFlag:+;LFlag:+. 1996AJ....111.1945D 7
8 178 MHz 2.3 +/- 15.0% Jy 1.78E+08 2.30E+00 +/- 3.45E-01 Jy Broad-band 1967MmRAS..71...49G 8
9 74 MHz (VLA) 4.38 +/- 0.45 Jy 7.38E+07 4.38E+00 +/- 4.50E-01 Jy Broad-band Corrected for clean bias 2007AJ....134.1245C 9


Detailed Information for Each Entry

 No. 1
Reference Code : 1991ApJS...75.1011G
Freq. targeted : 4.85 GHz            
Measurement    :  70          milliJy              = 7.00E-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: 180655.5        +465938 (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 : 67 milliJy = 6.70E-28 W m^-2^ Hz^-1^ Uncertainty : 15 % milliJy = 1.01E-28 Significance : uncertainty Freq or Vel. : 4.85 GHz (OBS )= 4.85E+09 Hz Frequency mode : Broad-band measurement Coord. targeted: 180655.6 +465937 (B1950) Spatial mode : Peak flux Notes : From new raw data; Corrected for contaminating sources Qualifiers :
No. 3 Reference Code : 1991ApJS...75..801G Freq. targeted : 4830 MHz (NRAO) Measurement : 62 milliJy = 6.20E-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 13.0 +47 00 04 (J2000) Spatial mode : Flux integrated from map Notes : From new raw data Qualifiers : S/N = 9
No. 4 Reference Code : 1992ApJS...79..331W Freq. targeted : 1.40 GHz Measurement : 278 milliJy = 2.78E-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: 180655.6 +465937 (B1950) Spatial mode : Peak flux Notes : From new raw data Qualifiers :
No. 5 Reference Code : 1998AJ....115.1693C Freq. targeted : 1.4GHz Measurement : 343.1 milliJy = 3.43E-27 W m^-2^ Hz^-1^ Uncertainty : 10.3 milliJy = 1.03E-28 Significance : uncertainty Freq or Vel. : 1.40 GHz (OBS )= 1.40E+09 Hz Frequency mode : Broad-band measurement Coord. targeted: 18 08 17.67 +47 00 12.3 (J2000) Spatial mode : Flux integrated from map Notes : From new raw data Qualifiers :
No. 6 Reference Code : 1985A&AS...59..255F Freq. targeted : 408 MHz Measurement : 1.07 Jy = 1.07E-26 W m^-2^ Hz^-1^ Uncertainty : 0.03 Jy = 2.93E-28 Significance : rms uncertainty Freq or Vel. : 408 MHz (OBS )= 4.08E+08 Hz Frequency mode : Broad-band measurement Coord. targeted: 18 6 55.0 46 59 46 (B1950) Spatial mode : Total flux Notes : From new raw data Qualifiers :
No. 7 Reference Code : 1996AJ....111.1945D Freq. targeted : 365 MHz (Texas) Measurement : 1.600 Jy = 1.60E-26 W m^-2^ Hz^-1^ Uncertainty : 0.063 Jy = 6.30E-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: 180655.387 465939.53 (B1950) Spatial mode : Integrated from scans Notes : From new raw data Qualifiers : Model:D;MFlag:+;EFlag:+;LFlag:+.
No. 8 Reference Code : 1967MmRAS..71...49G Freq. targeted : 178 MHz Measurement : 2.3 Jy = 2.30E-26 W m^-2^ Hz^-1^ Uncertainty : 15.0% Jy = 3.45E-27 Significance : uncertainty Freq or Vel. : 178 MHz (OBS )= 1.78E+08 Hz Frequency mode : Broad-band measurement Coord. targeted: 180654.3 +465906 (B1950) Spatial mode : Integrated from scans Notes : From new raw data; Uncorrected for known sources in beam Qualifiers :
No. 9 Reference Code : 2007AJ....134.1245C Freq. targeted : 74 MHz (VLA) Measurement : 4.38 Jy = 4.38E-26 W m^-2^ Hz^-1^ Uncertainty : 0.45 Jy = 4.50E-27 Significance : rms uncertainty Freq or Vel. : 73.8 MHz (OBS )= 7.38E+07 Hz Frequency mode : Broad-band measurement Coord. targeted: 18 08 17.62 +47 00 07.6 (J2000) Spatial mode : Flux integrated from map Notes : From new raw data Qualifiers : Corrected for clean bias

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