NASA/IPAC EXTRAGALACTIC DATABASE
Date and Time of the Query: 2019-06-26 T14:11:54 PDT
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Spectral Energy Distribution (SED) for IC 1677 NED01:

3 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 HI 21 cm line 6.06 ... Jy km s^-1^ 1.42E+09 2.82E+04 ... Jy-Hz Line Corrected line flux 2005ApJS..160..149S 1
2 HI 21 cm line 6.06 +/- 0.74 Jy km s^-1^ 1.42E+09 2.82E+04 +/- 3.44E+03 Jy-Hz Line Self-absorption corrected line flux 2005ApJS..160..149S 2
3 HI 21 cm line 4.73 ... Jy km s^-1^ 1.42E+09 2.20E+04 ... Jy-Hz Line 2005ApJS..160..149S 3


Detailed Information for Each Entry

 No. 1
Reference Code : 2005ApJS..160..149S
Freq. targeted : HI 21 cm line       
Measurement    :  6.06        Jy km s^-1^          = 2.82E-22 W m^-2^
Uncertainty    :              Jy km s^-1^          = 0.00E+00
Significance   : no uncertainty reported
Freq or Vel.   : 5418         km s^-1^     (REST  )= 1.42E+09 Hz
Frequency mode : Line measurement; flux integrated over line; lines measured
                 in emission
Coord. targeted: 01 21 07.0      +33 12 58 (J2000)
Spatial mode   : Flux integrated from map
Notes          : From new raw data
Qualifiers     : Corrected line flux                     

No. 2 Reference Code : 2005ApJS..160..149S Freq. targeted : HI 21 cm line Measurement : 6.06 Jy km s^-1^ = 2.82E-22 W m^-2^ Uncertainty : 0.74 Jy km s^-1^ = 3.44E-23 Significance : uncertainty Freq or Vel. : 5418 km s^-1^ (REST )= 1.42E+09 Hz Frequency mode : Line measurement; flux integrated over line; lines measured in emission Coord. targeted: 01 21 07.0 +33 12 58 (J2000) Spatial mode : Flux integrated from map Notes : From new raw data Qualifiers : Self-absorption corrected line flux
No. 3 Reference Code : 2005ApJS..160..149S Freq. targeted : HI 21 cm line Measurement : 4.73 Jy km s^-1^ = 2.20E-22 W m^-2^ Uncertainty : Jy km s^-1^ = 0.00E+00 Significance : no uncertainty reported Freq or Vel. : 5418 km s^-1^ (REST )= 1.42E+09 Hz Frequency mode : Line measurement; flux integrated over line; lines measured in emission Coord. targeted: 01 21 07.0 +33 12 58 (J2000) Spatial mode : Flux integrated from map Notes : From new raw data Qualifiers :

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