NASA/IPAC EXTRAGALACTIC DATABASE
Date and Time of the Query: 2019-04-24 T04:50:29 PDT
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Spectral Energy Distribution (SED) for [HB89] 0957+561:

22 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 F555W (HST) 19.05 +/- 0.06 mag 5.54E+14 8.95E-05 +/- 4.95E-06 Jy Broad-band 2008A&A...478...95Y 1
2 F606W (HST) AB 18.809 +/- 0.061 mag 4.97E+14 1.09E-04 +/- 6.11E-06 Jy Broad-band 2010ApJ...711..246F 2
3 F814W (HST) 17.12 +/- 0.03 mag 3.78E+14 3.53E-04 +/- 9.76E-06 Jy Broad-band 2008A&A...478...95Y 3
4 F814W (HST) AB 17.743 +/- 0.065 mag 3.68E+14 2.90E-04 +/- 1.74E-05 Jy Broad-band 2010ApJ...711..246F 4
5 I (HST) 15.99 ... mag 3.68E+14 9.68E-04 ... Jy Broad-band 2011ApJ...738...96M 5
6 F160W (HST/NIC2) 17.83 +/- 0.3 mag 1.87E+14 7.99E-05 +/- 4.31E-06 Jy Broad-band Host mag; extinction = 0.01 2006ApJ...649..616P 6
7 F160W (HST/NIC2) 17.05 ... mag 1.87E+14 1.64E-04 ... Jy Broad-band Quasar mag; extinction = 0.01 2006ApJ...649..616P 7
8 F160W (HST) 15.14 +/- 0.09 mag 1.87E+14 9.17E-04 +/- 7.60E-05 Jy Broad-band 2008A&A...478...95Y 8
9 F160W (HST) 16.51 ... mag 1.87E+14 2.60E-04 ... Jy Broad-band Unmagnified quasar mag 2011ApJ...742...93A 9
10 8.4 GHz (VLBI) 11 ... milliJy 8.40E+09 1.10E-02 ... Jy Broad-band Correlated flux 2010A&A...520A.113B 10
11 5 GHz (VLA) 51 ... milliJy 4.89E+09 5.10E-02 ... Jy Broad-band Core flux; S/N = 57 1997A&AS..122..235L 11
12 4.85 GHz 205 +/- 22 milliJy 4.85E+09 2.05E-01 +/- 2.20E-02 Jy Broad-band 1991ApJS...75.1011G 12
13 4.85 GHz 203 +/- 15 % milliJy 4.85E+09 2.03E-01 +/- 3.05E-02 Jy Broad-band 1991ApJS...75....1B 13
14 2.3 GHz (VLBI) 24 ... milliJy 2.30E+09 2.40E-02 ... Jy Broad-band Correlated flux 2010A&A...520A.113B 14
15 1.40 GHz 494 ... milliJy 1.40E+09 4.94E-01 ... Jy Broad-band 1992ApJS...79..331W 15
16 1.4GHz 551.9 +/- 16.6 milliJy 1.40E+09 5.52E-01 +/- 1.66E-02 Jy Broad-band 1998AJ....115.1693C 16
17 365 MHz (Texas) 1.628 +/- 0.030 Jy 3.65E+08 1.63E+00 +/- 3.00E-02 Jy Broad-band Model:P;MFlag:+;EFlag:C;LFlag:+. 1996AJ....111.1945D 17
18 151 MHz (6C) 2.91 +/- 0.040 Jy 1.52E+08 2.91E+00 +/- 4.00E-02 Jy Broad-band 1990MNRAS.246..256H 18
19 151 MHz (6C) 2.85 +/- 0.090 Jy 1.52E+08 2.85E+00 +/- 9.00E-02 Jy Broad-band 1990MNRAS.246..256H 19
20 74 MHz (VLA) 4.37 +/- 0.44 Jy 7.38E+07 4.37E+00 +/- 4.40E-01 Jy Broad-band Corrected for clean bias 2007AJ....134.1245C 20
21 38 MHz (8C) 7.5 +/- 15.0% Jy 3.78E+07 7.50E+00 +/- 1.12E+00 Jy Broad-band Part of multiple component source 1995MNRAS.274..447H 21
22 38 MHz (8C) 8.9 +/- 1.4 Jy 3.78E+07 8.90E+00 +/- 1.41E+00 Jy Broad-band Part of multiple component source 1995MNRAS.274..447H 22


Detailed Information for Each Entry

 No. 1
Reference Code : 2008A&A...478...95Y
Freq. targeted : F555W (HST)         
Measurement    :  19.05        mag                 = 8.95E-31 W m^-2^ Hz^-1^
Uncertainty    :  0.06         mag                 = 4.95E-32
Significance   : uncertainty
Freq or Vel.   :       5407   A            (OBS   )= 5.54E+14 Hz
Frequency mode : Broad-band measurement
Coord. targeted:
Spatial mode   : Modelled datum
Notes          : Averaged from previously published data
Qualifiers     :                                         

No. 2 Reference Code : 2010ApJ...711..246F Freq. targeted : F606W (HST) AB Measurement : 18.809 mag = 1.09E-30 W m^-2^ Hz^-1^ Uncertainty : 0.061 mag = 6.11E-32 Significance : uncertainty Freq or Vel. : 6033 A (OBS )= 4.97E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: Spatial mode : Total flux Notes : From new raw data Qualifiers :
No. 3 Reference Code : 2008A&A...478...95Y Freq. targeted : F814W (HST) Measurement : 17.12 mag = 3.53E-30 W m^-2^ Hz^-1^ Uncertainty : 0.03 mag = 9.76E-32 Significance : uncertainty Freq or Vel. : 7940 A (OBS )= 3.78E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: Spatial mode : Modelled datum Notes : Averaged from previously published data Qualifiers :
No. 4 Reference Code : 2010ApJ...711..246F Freq. targeted : F814W (HST) AB Measurement : 17.743 mag = 2.90E-30 W m^-2^ Hz^-1^ Uncertainty : 0.065 mag = 1.74E-31 Significance : uncertainty Freq or Vel. : 8140 A (OBS )= 3.68E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: Spatial mode : Total flux Notes : From new raw data Qualifiers :
No. 5 Reference Code : 2011ApJ...738...96M Freq. targeted : I (HST) Measurement : 15.99 mag = 9.68E-30 W m^-2^ Hz^-1^ Uncertainty : mag = 0.00E+00 Significance : no uncertainty reported Freq or Vel. : 0.814 microns (OBS )= 3.68E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: Spatial mode : Not reported in paper Notes : From reprocessed raw data Qualifiers :
No. 6 Reference Code : 2006ApJ...649..616P Freq. targeted : F160W (HST/NIC2) Measurement : 17.83 mag = 7.99E-31 W m^-2^ Hz^-1^ Uncertainty : 0.3 mag = 4.31E-32 Significance : typical accuracy Freq or Vel. : 1.606 microns (OBS )= 1.87E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 10 01 20.78 +55 53 49.4 (J2000) Spatial mode : From fitting to map Notes : From new raw data; Extinction-corrected for Milky Way Qualifiers : Host mag; extinction = 0.01
No. 7 Reference Code : 2006ApJ...649..616P Freq. targeted : F160W (HST/NIC2) Measurement : 17.05 mag = 1.64E-30 W m^-2^ Hz^-1^ Uncertainty : mag = 0.00E+00 Significance : no uncertainty reported Freq or Vel. : 1.606 microns (OBS )= 1.87E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 10 01 20.78 +55 53 49.4 (J2000) Spatial mode : From fitting to map Notes : From new raw data; Extinction-corrected for Milky Way Qualifiers : Quasar mag; extinction = 0.01
No. 8 Reference Code : 2008A&A...478...95Y Freq. targeted : F160W (HST) Measurement : 15.14 mag = 9.17E-30 W m^-2^ Hz^-1^ Uncertainty : 0.09 mag = 7.60E-31 Significance : uncertainty Freq or Vel. : 1.603 microns (OBS )= 1.87E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: Spatial mode : Modelled datum Notes : Averaged from previously published data Qualifiers :
No. 9 Reference Code : 2011ApJ...742...93A Freq. targeted : F160W (HST) Measurement : 16.51 mag = 2.60E-30 W m^-2^ Hz^-1^ Uncertainty : mag = 0.00E+00 Significance : no uncertainty reported Freq or Vel. : 1.60 microns (OBS )= 1.87E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: Spatial mode : Not reported in paper Notes : Averaged from previously published data Qualifiers : Unmagnified quasar mag
No. 10 Reference Code : 2010A&A...520A.113B Freq. targeted : 8.4 GHz (VLBI) Measurement : 11 milliJy = 1.10E-28 W m^-2^ Hz^-1^ Uncertainty : milliJy = 0.00E+00 Significance : no uncertainty reported Freq or Vel. : 8.4 GHz (OBS )= 8.40E+09 Hz Frequency mode : Broad-band measurement Coord. targeted: 10 01 20.6911 +55 53 55.611 (J2000) Spatial mode : Flux integrated from map Notes : From new raw data Qualifiers : Correlated flux
No. 11 Reference Code : 1997A&AS..122..235L Freq. targeted : 5 GHz (VLA) Measurement : 51 milliJy = 5.10E-28 W m^-2^ Hz^-1^ Uncertainty : milliJy = 0.00E+00 Significance : no uncertainty reported Freq or Vel. : 4.885 GHz (OBS )= 4.89E+09 Hz Frequency mode : Broad-band measurement Coord. targeted: 10 01 21.32 +55 53 58.1 (J2000) Spatial mode : Flux integrated from map Notes : From new raw data Qualifiers : Core flux; S/N = 57
No. 12 Reference Code : 1991ApJS...75.1011G Freq. targeted : 4.85 GHz Measurement : 205 milliJy = 2.05E-27 W m^-2^ Hz^-1^ Uncertainty : 22 milliJy = 2.20E-28 Significance : rms noise Freq or Vel. : 4.85 GHz (OBS )= 4.85E+09 Hz Frequency mode : Broad-band measurement Coord. targeted: 095758.5 +560808 (B1950) Spatial mode : Modelled datum Notes : From new raw data; Corrected for contaminating sources Qualifiers :
No. 13 Reference Code : 1991ApJS...75....1B Freq. targeted : 4.85 GHz Measurement : 203 milliJy = 2.03E-27 W m^-2^ Hz^-1^ Uncertainty : 15 % milliJy = 3.05E-28 Significance : uncertainty Freq or Vel. : 4.85 GHz (OBS )= 4.85E+09 Hz Frequency mode : Broad-band measurement Coord. targeted: 095759.5 +560812 (B1950) Spatial mode : Peak flux Notes : From new raw data; Corrected for contaminating sources Qualifiers :
No. 14 Reference Code : 2010A&A...520A.113B Freq. targeted : 2.3 GHz (VLBI) Measurement : 24 milliJy = 2.40E-28 W m^-2^ Hz^-1^ Uncertainty : milliJy = 0.00E+00 Significance : no uncertainty reported Freq or Vel. : 2.3 GHz (OBS )= 2.30E+09 Hz Frequency mode : Broad-band measurement Coord. targeted: 10 01 20.6911 +55 53 55.611 (J2000) Spatial mode : Flux integrated from map Notes : From new raw data Qualifiers : Correlated flux
No. 15 Reference Code : 1992ApJS...79..331W Freq. targeted : 1.40 GHz Measurement : 494 milliJy = 4.94E-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: 095759.5 +560812 (B1950) Spatial mode : Peak flux Notes : From new raw data Qualifiers :
No. 16 Reference Code : 1998AJ....115.1693C Freq. targeted : 1.4GHz Measurement : 551.9 milliJy = 5.52E-27 W m^-2^ Hz^-1^ Uncertainty : 16.6 milliJy = 1.66E-28 Significance : uncertainty Freq or Vel. : 1.40 GHz (OBS )= 1.40E+09 Hz Frequency mode : Broad-band measurement Coord. targeted: 10 01 21.07 +55 53 55.8 (J2000) Spatial mode : Flux integrated from map Notes : From new raw data Qualifiers :
No. 17 Reference Code : 1996AJ....111.1945D Freq. targeted : 365 MHz (Texas) Measurement : 1.628 Jy = 1.63E-26 W m^-2^ Hz^-1^ Uncertainty : 0.030 Jy = 3.00E-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: 095757.562 560823.50 (B1950) Spatial mode : Integrated from scans Notes : From new raw data Qualifiers : Model:P;MFlag:+;EFlag:C;LFlag:+.
No. 18 Reference Code : 1990MNRAS.246..256H Freq. targeted : 151 MHz (6C) Measurement : 2.91 Jy = 2.91E-26 W m^-2^ Hz^-1^ Uncertainty : 0.040 Jy = 4.00E-28 Significance : typical accuracy Freq or Vel. : 151.5 MHz (OBS )= 1.52E+08 Hz Frequency mode : Broad-band measurement Coord. targeted: 095757.6 560821. (B1950) Spatial mode : Peak flux Notes : From new raw data Qualifiers :
No. 19 Reference Code : 1990MNRAS.246..256H Freq. targeted : 151 MHz (6C) Measurement : 2.85 Jy = 2.85E-26 W m^-2^ Hz^-1^ Uncertainty : 0.090 Jy = 9.00E-28 Significance : typical accuracy Freq or Vel. : 151.5 MHz (OBS )= 1.52E+08 Hz Frequency mode : Broad-band measurement Coord. targeted: 095757.6 560821. (B1950) Spatial mode : Flux integrated from map Notes : From new raw data Qualifiers :
No. 20 Reference Code : 2007AJ....134.1245C Freq. targeted : 74 MHz (VLA) Measurement : 4.37 Jy = 4.37E-26 W m^-2^ Hz^-1^ Uncertainty : 0.44 Jy = 4.40E-27 Significance : rms uncertainty Freq or Vel. : 73.8 MHz (OBS )= 7.38E+07 Hz Frequency mode : Broad-band measurement Coord. targeted: 10 01 20.88 +55 53 53.9 (J2000) Spatial mode : Flux integrated from map Notes : From new raw data Qualifiers : Corrected for clean bias
No. 21 Reference Code : 1995MNRAS.274..447H Freq. targeted : 38 MHz (8C) Measurement : 7.5 Jy = 7.50E-26 W m^-2^ Hz^-1^ Uncertainty : 15.0% Jy = 1.12E-26 Significance : no uncertainty reported Freq or Vel. : 38 MHz (OBS )= 3.78E+07 Hz Frequency mode : Broad-band measurement Coord. targeted: 095800. +560903. (B1950) Spatial mode : Peak flux Notes : From new raw data Qualifiers : Part of multiple component source
No. 22 Reference Code : 1995MNRAS.274..447H Freq. targeted : 38 MHz (8C) Measurement : 8.9 Jy = 8.90E-26 W m^-2^ Hz^-1^ Uncertainty : 1.4 Jy = 1.41E-26 Significance : 2.5 times noise Freq or Vel. : 38 MHz (OBS )= 3.78E+07 Hz Frequency mode : Broad-band measurement Coord. targeted: 095800. +560903. (B1950) Spatial mode : Flux integrated from map Notes : From new raw data Qualifiers : Part of multiple component source

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