NASA/IPAC EXTRAGALACTIC DATABASE
Date and Time of the Query: 2019-08-24 T11:47:24 PDT
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Spectral Energy Distribution (SED) for PKS 1521-300:

25 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 J (2MASS/CTIO) 12.711 +/- 0.007 mag 2.43E+14 1.31E-02 +/- 8.46E-05 Jy Broad-band 4" aperture 2006AJ....131.1163S 1
2 J (2MASS/CTIO) 13.382 +/- 0.079 mag 2.43E+14 7.07E-03 +/- 5.15E-04 Jy Broad-band Profile-fit; Poor quality 2006AJ....131.1163S 2
3 J 12.092 +/- 0.028 mag 2.40E+14 2.32E-02 +/- 6.06E-04 Jy Broad-band 31.4 x 21.4 arcsec integration area. 20032MASX.C.......: 3
4 J 11.888 +/- 0.029 mag 2.40E+14 2.80E-02 +/- 7.57E-04 Jy Broad-band 20032MASX.C.......: 4
5 J_14arcsec (2MASS) 12.372 +/- 0.012 mag 2.40E+14 1.79E-02 +/- 1.99E-04 Jy Broad-band 14.0 x 14.0 arcsec aperture. 20032MASX.C.......: 5
6 H 11.103 +/- 0.035 mag 1.82E+14 3.71E-02 +/- 1.21E-03 Jy Broad-band 20032MASX.C.......: 6
7 H 11.285 +/- 0.037 mag 1.82E+14 3.14E-02 +/- 1.09E-03 Jy Broad-band 31.4 x 21.4 arcsec integration area. 20032MASX.C.......: 7
8 H_14arcsec (2MASS) 11.588 +/- 0.015 mag 1.82E+14 2.37E-02 +/- 3.30E-04 Jy Broad-band 14.0 x 14.0 arcsec aperture. 20032MASX.C.......: 8
9 H (2MASS/CTIO) 11.908 +/- 0.023 mag 1.80E+14 1.77E-02 +/- 3.74E-04 Jy Broad-band 4" aperture 2006AJ....131.1163S 9
10 H (2MASS/CTIO) 12.466 +/- 0.087 mag 1.80E+14 1.06E-02 +/- 8.47E-04 Jy Broad-band Profile-fit; Poor quality 2006AJ....131.1163S 10
11 K_s (2MASS/CTIO) 12.082 +/- 0.066 mag 1.39E+14 9.80E-03 +/- 5.96E-04 Jy Broad-band Profile-fit; Poor quality 2006AJ....131.1163S 11
12 K_s (2MASS/CTIO) 11.586 +/- 0.022 mag 1.39E+14 1.55E-02 +/- 3.14E-04 Jy Broad-band 4" aperture 2006AJ....131.1163S 12
13 K_s_14arcsec (2MASS) 11.282 +/- 0.018 mag 1.38E+14 2.05E-02 +/- 3.42E-04 Jy Broad-band 14.0 x 14.0 arcsec aperture. 20032MASX.C.......: 13
14 K_s 11.028 +/- 0.052 mag 1.38E+14 2.59E-02 +/- 1.27E-03 Jy Broad-band 31.4 x 21.4 arcsec integration area. 20032MASX.C.......: 14
15 K_s 10.911 +/- 0.046 mag 1.38E+14 2.88E-02 +/- 1.25E-03 Jy Broad-band 20032MASX.C.......: 15
16 20 GHz (ATCA) 255 +/- 13 milliJy 1.99E+10 2.55E-01 +/- 1.30E-02 Jy Broad-band 2010MNRAS.402.2403M 16
17 8.6 GHz (VLBA) 0.29 ... Jy 8.60E+09 2.90E-01 ... Jy Broad-band 2005AJ....129.1163P 17
18 8 GHz (ATCA) 351 +/- 18 milliJy 8.00E+09 3.51E-01 +/- 1.80E-02 Jy Broad-band 2010MNRAS.402.2403M 18
19 5000 MHz 0.400 ... Jy 5.00E+09 4.00E-01 ... Jy Broad-band 1990PKS90.C...0000W 19
20 5 GHz (ATCA) 323 +/- 16 milliJy 5.00E+09 3.23E-01 +/- 1.60E-02 Jy Broad-band 2010MNRAS.402.2403M 20
21 2700 MHz 0.310 ... Jy 2.70E+09 3.10E-01 ... Jy Broad-band 1990PKS90.C...0000W 21
22 2.3 GHz (VLBA) 0.15 ... Jy 2.30E+09 1.50E-01 ... Jy Broad-band 2005AJ....129.1163P 22
23 1.4GHz 174.7 +/- 5.3 milliJy 1.40E+09 1.75E-01 +/- 5.30E-03 Jy Broad-band High peak 1998AJ....115.1693C 23
24 843 MHz (SUMSS) 177 +/- 5.6 milliJy 8.43E+08 1.77E-01 +/- 5.60E-03 Jy Broad-band 2008SUMSS.2.1.....: 24
25 365 MHz (Texas) 0.235 +/- 0.029 Jy 3.65E+08 2.35E-01 +/- 2.90E-02 Jy Broad-band Model:P;MFlag:+;EFlag:+;LFlag:W. 1996AJ....111.1945D 25


Detailed Information for Each Entry

 No. 1
Reference Code : 2006AJ....131.1163S
Freq. targeted : J (2MASS/CTIO)      
Measurement    :  12.711      mag                  = 1.31E-28 W m^-2^ Hz^-1^
Uncertainty    :  0.007       mag                  = 8.46E-31
Significance   : uncertainty
Freq or Vel.   : 1.235        microns      (OBS   )= 2.43E+14 Hz
Frequency mode : Broad-band measurement
Coord. targeted:
Spatial mode   : Flux in fixed aperture
Notes          : From new raw data
Qualifiers     : 4" aperture                             

No. 2 Reference Code : 2006AJ....131.1163S Freq. targeted : J (2MASS/CTIO) Measurement : 13.382 mag = 7.07E-29 W m^-2^ Hz^-1^ Uncertainty : 0.079 mag = 5.15E-30 Significance : uncertainty Freq or Vel. : 1.235 microns (OBS )= 2.43E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : Profile-fit; Poor quality
No. 3 Reference Code : 20032MASX.C.......: Freq. targeted : J Measurement : 12.092 mag = 2.32E-28 W m^-2^ Hz^-1^ Uncertainty : 0.028 mag = 6.06E-30 Significance : 1 sigma uncert. Freq or Vel. : 1.25 microns (OBS )= 2.40E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 152433.41 -301221.3 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 31.4 x 21.4 arcsec integration area.
No. 4 Reference Code : 20032MASX.C.......: Freq. targeted : J Measurement : 11.888 mag = 2.80E-28 W m^-2^ Hz^-1^ Uncertainty : 0.029 mag = 7.57E-30 Significance : 1 sigma uncert. Freq or Vel. : 1.25 microns (OBS )= 2.40E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 152433.41 -301221.3 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers :
No. 5 Reference Code : 20032MASX.C.......: Freq. targeted : J_14arcsec (2MASS) Measurement : 12.372 mag = 1.79E-28 W m^-2^ Hz^-1^ Uncertainty : 0.012 mag = 1.99E-30 Significance : 1 sigma uncert. Freq or Vel. : 1.25 microns (OBS )= 2.40E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 152433.41 -301221.3 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 14.0 x 14.0 arcsec aperture.
No. 6 Reference Code : 20032MASX.C.......: Freq. targeted : H Measurement : 11.103 mag = 3.71E-28 W m^-2^ Hz^-1^ Uncertainty : 0.035 mag = 1.21E-29 Significance : 1 sigma uncert. Freq or Vel. : 1.65 microns (OBS )= 1.82E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 152433.41 -301221.3 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers :
No. 7 Reference Code : 20032MASX.C.......: Freq. targeted : H Measurement : 11.285 mag = 3.14E-28 W m^-2^ Hz^-1^ Uncertainty : 0.037 mag = 1.09E-29 Significance : 1 sigma uncert. Freq or Vel. : 1.65 microns (OBS )= 1.82E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 152433.41 -301221.3 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 31.4 x 21.4 arcsec integration area.
No. 8 Reference Code : 20032MASX.C.......: Freq. targeted : H_14arcsec (2MASS) Measurement : 11.588 mag = 2.37E-28 W m^-2^ Hz^-1^ Uncertainty : 0.015 mag = 3.30E-30 Significance : 1 sigma uncert. Freq or Vel. : 1.65 microns (OBS )= 1.82E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 152433.41 -301221.3 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 14.0 x 14.0 arcsec aperture.
No. 9 Reference Code : 2006AJ....131.1163S Freq. targeted : H (2MASS/CTIO) Measurement : 11.908 mag = 1.77E-28 W m^-2^ Hz^-1^ Uncertainty : 0.023 mag = 3.74E-30 Significance : uncertainty Freq or Vel. : 1.662 microns (OBS )= 1.80E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 4" aperture
No. 10 Reference Code : 2006AJ....131.1163S Freq. targeted : H (2MASS/CTIO) Measurement : 12.466 mag = 1.06E-28 W m^-2^ Hz^-1^ Uncertainty : 0.087 mag = 8.47E-30 Significance : uncertainty Freq or Vel. : 1.662 microns (OBS )= 1.80E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : Profile-fit; Poor quality
No. 11 Reference Code : 2006AJ....131.1163S Freq. targeted : K_s (2MASS/CTIO) Measurement : 12.082 mag = 9.80E-29 W m^-2^ Hz^-1^ Uncertainty : 0.066 mag = 5.96E-30 Significance : uncertainty Freq or Vel. : 2.159 microns (OBS )= 1.39E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : Profile-fit; Poor quality
No. 12 Reference Code : 2006AJ....131.1163S Freq. targeted : K_s (2MASS/CTIO) Measurement : 11.586 mag = 1.55E-28 W m^-2^ Hz^-1^ Uncertainty : 0.022 mag = 3.14E-30 Significance : uncertainty Freq or Vel. : 2.159 microns (OBS )= 1.39E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 4" aperture
No. 13 Reference Code : 20032MASX.C.......: Freq. targeted : K_s_14arcsec (2MASS) Measurement : 11.282 mag = 2.05E-28 W m^-2^ Hz^-1^ Uncertainty : 0.018 mag = 3.42E-30 Significance : 1 sigma uncert. Freq or Vel. : 2.17 microns (OBS )= 1.38E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 152433.41 -301221.3 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 14.0 x 14.0 arcsec aperture.
No. 14 Reference Code : 20032MASX.C.......: Freq. targeted : K_s Measurement : 11.028 mag = 2.59E-28 W m^-2^ Hz^-1^ Uncertainty : 0.052 mag = 1.27E-29 Significance : 1 sigma uncert. Freq or Vel. : 2.17 microns (OBS )= 1.38E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 152433.41 -301221.3 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 31.4 x 21.4 arcsec integration area.
No. 15 Reference Code : 20032MASX.C.......: Freq. targeted : K_s Measurement : 10.911 mag = 2.88E-28 W m^-2^ Hz^-1^ Uncertainty : 0.046 mag = 1.25E-29 Significance : 1 sigma uncert. Freq or Vel. : 2.17 microns (OBS )= 1.38E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 152433.41 -301221.3 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers :
No. 16 Reference Code : 2010MNRAS.402.2403M Freq. targeted : 20 GHz (ATCA) Measurement : 255 milliJy = 2.55E-27 W m^-2^ Hz^-1^ Uncertainty : 13 milliJy = 1.30E-28 Significance : rms uncertainty Freq or Vel. : 19.904 GHz (OBS )= 1.99E+10 Hz Frequency mode : Broad-band measurement Coord. targeted: 15 24 33.40 -30 12 21.8 (J2000) Spatial mode : Flux integrated from map Notes : From new raw data Qualifiers :
No. 17 Reference Code : 2005AJ....129.1163P Freq. targeted : 8.6 GHz (VLBA) Measurement : 0.29 Jy = 2.90E-27 W m^-2^ Hz^-1^ Uncertainty : Jy = 0.00E+00 Significance : no uncertainty reported Freq or Vel. : 8.6 GHz (OBS )= 8.60E+09 Hz Frequency mode : Broad-band measurement Coord. targeted: 15 24 33.414527 -30 12 21.33941 (J2000) Spatial mode : Total flux Notes : From new raw data Qualifiers :
No. 18 Reference Code : 2010MNRAS.402.2403M Freq. targeted : 8 GHz (ATCA) Measurement : 351 milliJy = 3.51E-27 W m^-2^ Hz^-1^ Uncertainty : 18 milliJy = 1.80E-28 Significance : rms uncertainty Freq or Vel. : 8 GHz (OBS )= 8.00E+09 Hz Frequency mode : Broad-band measurement Coord. targeted: 15 24 33.40 -30 12 21.8 (J2000) Spatial mode : Flux integrated from map Notes : From new raw data Qualifiers :
No. 19 Reference Code : 1990PKS90.C...0000W Freq. targeted : 5000 MHz Measurement : 0.400 Jy = 4.00E-27 W m^-2^ Hz^-1^ Uncertainty : Jy = 0.00E+00 Significance : no uncertainty reported Freq or Vel. : 5000 MHz (OBS )= 5.00E+09 Hz Frequency mode : Broad-band measurement Coord. targeted: 15 21 29.6 -30 01 46 (B1950) Spatial mode : Integrated from scans Notes : Homogenized from new and previously published data Qualifiers :
No. 20 Reference Code : 2010MNRAS.402.2403M Freq. targeted : 5 GHz (ATCA) Measurement : 323 milliJy = 3.23E-27 W m^-2^ Hz^-1^ Uncertainty : 16 milliJy = 1.60E-28 Significance : rms uncertainty Freq or Vel. : 5 GHz (OBS )= 5.00E+09 Hz Frequency mode : Broad-band measurement Coord. targeted: 15 24 33.40 -30 12 21.8 (J2000) Spatial mode : Flux integrated from map Notes : From new raw data Qualifiers :
No. 21 Reference Code : 1990PKS90.C...0000W Freq. targeted : 2700 MHz Measurement : 0.310 Jy = 3.10E-27 W m^-2^ Hz^-1^ Uncertainty : Jy = 0.00E+00 Significance : no uncertainty reported Freq or Vel. : 2700 MHz (OBS )= 2.70E+09 Hz Frequency mode : Broad-band measurement Coord. targeted: 15 21 29.6 -30 01 46 (B1950) Spatial mode : Integrated from scans Notes : Homogenized from new and previously published data Qualifiers :
No. 22 Reference Code : 2005AJ....129.1163P Freq. targeted : 2.3 GHz (VLBA) Measurement : 0.15 Jy = 1.50E-27 W m^-2^ Hz^-1^ Uncertainty : Jy = 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: 15 24 33.414527 -30 12 21.33941 (J2000) Spatial mode : Total flux Notes : From new raw data Qualifiers :
No. 23 Reference Code : 1998AJ....115.1693C Freq. targeted : 1.4GHz Measurement : 174.7 milliJy = 1.75E-27 W m^-2^ Hz^-1^ Uncertainty : 5.3 milliJy = 5.30E-29 Significance : uncertainty Freq or Vel. : 1.40 GHz (OBS )= 1.40E+09 Hz Frequency mode : Broad-band measurement Coord. targeted: 15 24 33.41 -30 12 23.2 (J2000) Spatial mode : Flux integrated from map Notes : From new raw data Qualifiers : High peak
No. 24 Reference Code : 2008SUMSS.2.1.....: Freq. targeted : 843 MHz (SUMSS) Measurement : 177 milliJy = 1.77E-27 W m^-2^ Hz^-1^ Uncertainty : 5.6 milliJy = 5.60E-29 Significance : uncertainty Freq or Vel. : 843 MHz (OBS )= 8.43E+08 Hz Frequency mode : Broad-band measurement Coord. targeted: 152433.27 -301224.2 (J2000) Spatial mode : Flux integrated from map Notes : From new raw data Qualifiers :
No. 25 Reference Code : 1996AJ....111.1945D Freq. targeted : 365 MHz (Texas) Measurement : 0.235 Jy = 2.35E-27 W m^-2^ Hz^-1^ Uncertainty : 0.029 Jy = 2.90E-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: 152125.696 -295958.44 (B1950) Spatial mode : Integrated from scans Notes : From new raw data Qualifiers : Model:P;MFlag:+;EFlag:+;LFlag:W.

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