NASA/IPAC EXTRAGALACTIC DATABASE
Date and Time of the Query: 2019-08-23 T21:57:42 PDT
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Spectral Energy Distribution (SED) for UGCA 142:

6 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 I 12.65 ... mag 3.79E+14 2.22E-02 ... Jy Broad-band 2007ApJS..172..599S 1
2 I 13.35 +/- 0.07 mag 3.79E+14 1.17E-02 +/- 7.51E-04 Jy Broad-band Observed magnitude 2007ApJS..172..599S 2
3 HI (21 cm line) 14.53 +/- 0.20 m_21 mag 1.42E+09 6.73E+04 +/- 1.36E+04 Jy-Hz Line m_21 equiv. to S(HI) = 6.730E-22 W m^-2 1991RC3.9.C...0000d 3
4 HI 21 cm line 7.73 ... Jy km s^-1^ 1.42E+09 3.64E+04 ... Jy-Hz Line 2005ApJS..160..149S 4
5 HI 21 cm line 9.29 +/- 0.74 Jy km s^-1^ 1.42E+09 4.37E+04 +/- 3.48E+03 Jy-Hz Line Self-absorption corrected line flux 2005ApJS..160..149S 5
6 HI 21 cm line 7.80 ... Jy km s^-1^ 1.42E+09 3.67E+04 ... Jy-Hz Line Corrected line flux 2005ApJS..160..149S 6


Detailed Information for Each Entry

 No. 1
Reference Code : 2007ApJS..172..599S
Freq. targeted : I                   
Measurement    :  12.65        mag                 = 2.22E-28 W m^-2^ Hz^-1^
Uncertainty    :               mag                 = 0.00E+00
Significance   : no uncertainty reported
Freq or Vel.   :       7900   A            (OBS   )= 3.79E+14 Hz
Frequency mode : Broad-band measurement
Coord. targeted: 08 33 56.7      -21 53 06 (J2000)
Spatial mode   : Total flux
Notes          : Averaged new and previously published data;
                 Extinction-corrected for Milky Way; Standard Cousins R_C, I_C
                 filters assumed
Qualifiers     :                                         

No. 2 Reference Code : 2007ApJS..172..599S Freq. targeted : I Measurement : 13.35 mag = 1.17E-28 W m^-2^ Hz^-1^ Uncertainty : 0.07 mag = 7.51E-30 Significance : uncertainty Freq or Vel. : 7900 A (OBS )= 3.79E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 08 33 56.7 -21 53 06 (J2000) Spatial mode : Total flux Notes : Averaged new and previously published data; Standard Cousins R_C, I_C filters assumed Qualifiers : Observed magnitude
No. 3 Reference Code : 1991RC3.9.C...0000d Freq. targeted : HI (21 cm line) Measurement : 14.53 m_21 mag = 6.73E-22 W m^-2^ Uncertainty : 0.20 m_21 mag = 1.36E-22 Significance : rms uncertainty Freq or Vel. : 21 cm (REST )= 1.42E+09 Hz Frequency mode : Line measurement; flux integrated over line; lines measured in emission Coord. targeted: 083144.1 -214248 (B1950) Spatial mode : Multiple methods Notes : Homogenized from new and previously published data Qualifiers : m_21 equiv. to S(HI) = 6.730E-22 W m^-2
No. 4 Reference Code : 2005ApJS..160..149S Freq. targeted : HI 21 cm line Measurement : 7.73 Jy km s^-1^ = 3.64E-22 W m^-2^ Uncertainty : Jy km s^-1^ = 0.00E+00 Significance : no uncertainty reported Freq or Vel. : 1775 km s^-1^ (REST )= 1.42E+09 Hz Frequency mode : Line measurement; flux integrated over line; lines measured in emission Coord. targeted: 08 33 56.7 -21 53 06 (J2000) Spatial mode : Flux integrated from map Notes : From new raw data Qualifiers :
No. 5 Reference Code : 2005ApJS..160..149S Freq. targeted : HI 21 cm line Measurement : 9.29 Jy km s^-1^ = 4.37E-22 W m^-2^ Uncertainty : 0.74 Jy km s^-1^ = 3.48E-23 Significance : uncertainty Freq or Vel. : 1775 km s^-1^ (REST )= 1.42E+09 Hz Frequency mode : Line measurement; flux integrated over line; lines measured in emission Coord. targeted: 08 33 56.7 -21 53 06 (J2000) Spatial mode : Flux integrated from map Notes : From new raw data Qualifiers : Self-absorption corrected line flux
No. 6 Reference Code : 2005ApJS..160..149S Freq. targeted : HI 21 cm line Measurement : 7.80 Jy km s^-1^ = 3.67E-22 W m^-2^ Uncertainty : Jy km s^-1^ = 0.00E+00 Significance : no uncertainty reported Freq or Vel. : 1775 km s^-1^ (REST )= 1.42E+09 Hz Frequency mode : Line measurement; flux integrated over line; lines measured in emission Coord. targeted: 08 33 56.7 -21 53 06 (J2000) Spatial mode : Flux integrated from map Notes : From new raw data Qualifiers : Corrected line flux

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