NASA/IPAC EXTRAGALACTIC DATABASE
Date and Time of the Query: 2019-08-24 T17:43:14 PDT
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Spectral Energy Distribution (SED) for [HB89] 0253-218:

14 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 FUV (GALEX) AB 20.3595 +/- 0.238956 mag 1.95E+15 2.61E-05 +/- 5.74E-06 Jy Broad-band Kron flux in elliptical aperture 2012GASC..C...0000S 1
2 FUV (GALEX) AB 20.5692 +/- 0.269407 mag 1.95E+15 2.15E-05 +/- 5.33E-06 Jy Broad-band Flux in 7.5 arcsec diameter aperture 2012GASC..C...0000S 2
3 NUV (GALEX) AB 19.1433 +/- 0.0782036 mag 1.29E+15 7.99E-05 +/- 5.76E-06 Jy Broad-band Kron flux in elliptical aperture 2012GASC..C...0000S 3
4 NUV (GALEX) AB 19.4858 +/- 0.0930466 mag 1.29E+15 5.83E-05 +/- 5.00E-06 Jy Broad-band Flux in 7.5 arcsec diameter aperture 2012GASC..C...0000S 4
5 20 GHz (ATCA) 147 +/- 10 milliJy 1.99E+10 1.47E-01 +/- 1.00E-02 Jy Broad-band 2010MNRAS.402.2403M 5
6 8 GHz (ATCA) 275 +/- 14 milliJy 8.00E+09 2.75E-01 +/- 1.40E-02 Jy Broad-band 2010MNRAS.402.2403M 6
7 5 GHz (ATCA) 257 +/- 13 milliJy 5.00E+09 2.57E-01 +/- 1.30E-02 Jy Broad-band 2010MNRAS.402.2403M 7
8 5000 MHz 0.250 ... Jy 5.00E+09 2.50E-01 ... Jy Broad-band 1990PKS90.C...0000W 8
9 4.85 GHz 321 +/- 20 milliJy 4.85E+09 3.21E-01 +/- 2.00E-02 Jy Broad-band 1994ApJS...90..179G 9
10 2700 MHz 0.300 ... Jy 2.70E+09 3.00E-01 ... Jy Broad-band 1990PKS90.C...0000W 10
11 408 MHz 0.94 +/- 0.07 Jy 4.08E+08 9.40E-01 +/- 7.00E-02 Jy Broad-band 1981MNRAS.194..693L 11
12 408 MHz 0.940 ... Jy 4.08E+08 9.40E-01 ... Jy Broad-band 1990PKS90.C...0000W 12
13 365 MHz (Texas) 0.955 +/- 0.096 Jy 3.65E+08 9.55E-01 +/- 9.60E-02 Jy Broad-band Model:D;MFlag:W;EFlag:W;LFlag:W. 1996AJ....111.1945D 13
14 74 MHz (VLA) 1.45 +/- 0.16 Jy 7.38E+07 1.45E+00 +/- 1.60E-01 Jy Broad-band Corrected for clean bias 2007AJ....134.1245C 14


Detailed Information for Each Entry

 No. 1
Reference Code : 2012GASC..C...0000S
Freq. targeted : FUV (GALEX) AB      
Measurement    :  20.3595     mag                  = 2.61E-31 W m^-2^ Hz^-1^
Uncertainty    :  0.238956    mag                  = 5.74E-32
Significance   : uncertainty
Freq or Vel.   : 1538.6       A            (OBS   )= 1.95E+15 Hz
Frequency mode : Broad-band measurement
Coord. targeted: 44.053357540903 -21.62466925592 (J2000)
Spatial mode   : Flux integrated from map
Notes          : From new raw data
Qualifiers     : Kron flux in elliptical aperture        

No. 2 Reference Code : 2012GASC..C...0000S Freq. targeted : FUV (GALEX) AB Measurement : 20.5692 mag = 2.15E-31 W m^-2^ Hz^-1^ Uncertainty : 0.269407 mag = 5.33E-32 Significance : uncertainty Freq or Vel. : 1538.6 A (OBS )= 1.95E+15 Hz Frequency mode : Broad-band measurement Coord. targeted: 44.053357540903 -21.62466925592 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : Flux in 7.5 arcsec diameter aperture
No. 3 Reference Code : 2012GASC..C...0000S Freq. targeted : NUV (GALEX) AB Measurement : 19.1433 mag = 7.99E-31 W m^-2^ Hz^-1^ Uncertainty : 0.0782036 mag = 5.76E-32 Significance : uncertainty Freq or Vel. : 2315.7 A (OBS )= 1.29E+15 Hz Frequency mode : Broad-band measurement Coord. targeted: 44.053357540903 -21.62466925592 (J2000) Spatial mode : Flux integrated from map Notes : From new raw data Qualifiers : Kron flux in elliptical aperture
No. 4 Reference Code : 2012GASC..C...0000S Freq. targeted : NUV (GALEX) AB Measurement : 19.4858 mag = 5.83E-31 W m^-2^ Hz^-1^ Uncertainty : 0.0930466 mag = 5.00E-32 Significance : uncertainty Freq or Vel. : 2315.7 A (OBS )= 1.29E+15 Hz Frequency mode : Broad-band measurement Coord. targeted: 44.053357540903 -21.62466925592 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : Flux in 7.5 arcsec diameter aperture
No. 5 Reference Code : 2010MNRAS.402.2403M Freq. targeted : 20 GHz (ATCA) Measurement : 147 milliJy = 1.47E-27 W m^-2^ Hz^-1^ Uncertainty : 10 milliJy = 1.00E-28 Significance : rms uncertainty Freq or Vel. : 19.904 GHz (OBS )= 1.99E+10 Hz Frequency mode : Broad-band measurement Coord. targeted: 02 56 12.84 -21 37 28.5 (J2000) Spatial mode : Flux integrated from map Notes : From new raw data Qualifiers :
No. 6 Reference Code : 2010MNRAS.402.2403M Freq. targeted : 8 GHz (ATCA) Measurement : 275 milliJy = 2.75E-27 W m^-2^ Hz^-1^ Uncertainty : 14 milliJy = 1.40E-28 Significance : rms uncertainty Freq or Vel. : 8 GHz (OBS )= 8.00E+09 Hz Frequency mode : Broad-band measurement Coord. targeted: 02 56 12.84 -21 37 28.5 (J2000) Spatial mode : Flux integrated from map Notes : From new raw data Qualifiers :
No. 7 Reference Code : 2010MNRAS.402.2403M Freq. targeted : 5 GHz (ATCA) Measurement : 257 milliJy = 2.57E-27 W m^-2^ Hz^-1^ Uncertainty : 13 milliJy = 1.30E-28 Significance : rms uncertainty Freq or Vel. : 5 GHz (OBS )= 5.00E+09 Hz Frequency mode : Broad-band measurement Coord. targeted: 02 56 12.84 -21 37 28.5 (J2000) Spatial mode : Flux integrated from map Notes : From new raw data Qualifiers :
No. 8 Reference Code : 1990PKS90.C...0000W Freq. targeted : 5000 MHz Measurement : 0.250 Jy = 2.50E-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: 02 53 57.5 -21 49 35 (B1950) Spatial mode : Integrated from scans Notes : Homogenized from new and previously published data Qualifiers :
No. 9 Reference Code : 1994ApJS...90..179G Freq. targeted : 4.85 GHz Measurement : 321 milliJy = 3.21E-27 W m^-2^ Hz^-1^ Uncertainty : 20 milliJy = 2.00E-28 Significance : rms noise Freq or Vel. : 4.85 GHz (OBS )= 4.85E+09 Hz Frequency mode : Broad-band measurement Coord. targeted: 025612.9 -213725 (J2000) Spatial mode : Modelled datum Notes : From new raw data; Corrected for contaminating sources Qualifiers :
No. 10 Reference Code : 1990PKS90.C...0000W Freq. targeted : 2700 MHz Measurement : 0.300 Jy = 3.00E-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: 02 53 57.5 -21 49 35 (B1950) Spatial mode : Integrated from scans Notes : Homogenized from new and previously published data Qualifiers :
No. 11 Reference Code : 1981MNRAS.194..693L Freq. targeted : 408 MHz Measurement : 0.94 Jy = 9.40E-27 W m^-2^ Hz^-1^ Uncertainty : 0.07 Jy = 7.00E-28 Significance : rms noise Freq or Vel. : 408 MHz (OBS )= 4.08E+08 Hz Frequency mode : Broad-band measurement Coord. targeted: 025358.1 -214914 (B1950) Spatial mode : Modelled datum Notes : From new raw data; Corrected for contaminating sources Qualifiers :
No. 12 Reference Code : 1990PKS90.C...0000W Freq. targeted : 408 MHz Measurement : 0.940 Jy = 9.40E-27 W m^-2^ Hz^-1^ Uncertainty : Jy = 0.00E+00 Significance : no uncertainty reported Freq or Vel. : 408 MHz (OBS )= 4.08E+08 Hz Frequency mode : Broad-band measurement Coord. targeted: 02 53 57.5 -21 49 35 (B1950) Spatial mode : Integrated from scans Notes : Homogenized from new and previously published data Qualifiers :
No. 13 Reference Code : 1996AJ....111.1945D Freq. targeted : 365 MHz (Texas) Measurement : 0.955 Jy = 9.55E-27 W m^-2^ Hz^-1^ Uncertainty : 0.096 Jy = 9.60E-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: 025357.787 -214931.68 (B1950) Spatial mode : Integrated from scans Notes : From new raw data Qualifiers : Model:D;MFlag:W;EFlag:W;LFlag:W.
No. 14 Reference Code : 2007AJ....134.1245C Freq. targeted : 74 MHz (VLA) Measurement : 1.45 Jy = 1.45E-26 W m^-2^ Hz^-1^ Uncertainty : 0.16 Jy = 1.60E-27 Significance : rms uncertainty Freq or Vel. : 73.8 MHz (OBS )= 7.38E+07 Hz Frequency mode : Broad-band measurement Coord. targeted: 02 56 12.57 -21 37 18.8 (J2000) Spatial mode : Flux integrated from map Notes : From new raw data Qualifiers : Corrected for clean bias

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