NASA/IPAC EXTRAGALACTIC DATABASE
Date and Time of the Query: 2019-05-23 T15:58:25 PDT
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Spectral Energy Distribution (SED) for NGC 0434A:

11 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 B (m_B) 15.72 +/- 0.21 mag 6.81E+14 2.20E-03 +/- 4.68E-04 Jy Broad-band 1991RC3.9.C...0000d 1
2 B (m_B^0) 15.22 ... mag 6.81E+14 3.48E-03 ... Jy Broad-band 1991RC3.9.C...0000d 2
3 B (Cousins) (B_T) 15.79 +/- 0.09 mag 6.81E+14 2.06E-03 +/- 1.78E-04 Jy Broad-band 1989ESOLV.C...0000L 3
4 B (Cousins) (B_25) 16.02 +/- 0.09 mag 6.81E+14 1.67E-03 +/- 1.44E-04 Jy Broad-band 1989ESOLV.C...0000L 4
5 B (Cousins) (B_26) 15.90 +/- 0.09 mag 6.81E+14 1.86E-03 +/- 1.61E-04 Jy Broad-band 1989ESOLV.C...0000L 5
6 b_J 15.88 +/- 0.12 mag 6.41E+14 1.76E-03 +/- 2.05E-04 Jy Broad-band 1990MNRAS.243..692M 6
7 R (Cousins) (R_T) 14.98 +/- 0.09 mag 4.68E+14 3.12E-03 +/- 2.70E-04 Jy Broad-band 1989ESOLV.C...0000L 7
8 R (Cousins) (R_25) 15.20 +/- 0.09 mag 4.68E+14 2.56E-03 +/- 2.21E-04 Jy Broad-band 1989ESOLV.C...0000L 8
9 R (Cousins) (R_26) 15.09 +/- 0.09 mag 4.68E+14 2.83E-03 +/- 2.44E-04 Jy Broad-band 1989ESOLV.C...0000L 9
10 HI (21 cm line) 14.60 +/- 0.30 m_21 mag 1.42E+09 6.31E+04 +/- 2.01E+04 Jy-Hz Line m_21 equiv. to S(HI) = 6.310E-22 W m^-2 1991RC3.9.C...0000d 10
11 HI (21 cm line) 13.10 +/- 2.50 Jy km s^-1^ 1.42E+09 6.09E+04 +/- 1.16E+04 Jy-Hz Line 1989H&RHI.C...0000H 11


Detailed Information for Each Entry

 No. 1
Reference Code : 1991RC3.9.C...0000d
Freq. targeted : B (m_B)             
Measurement    :  15.72       mag                  = 2.20E-29 W m^-2^ Hz^-1^
Uncertainty    :  0.21        mag                  = 4.68E-30
Significance   : rms uncertainty
Freq or Vel.   : 4400         A            (OBS   )= 6.81E+14 Hz
Frequency mode : Broad-band measurement
Coord. targeted: 011029.0        -582824 (B1950)
Spatial mode   : Multiple methods
Notes          : Homogenized from new and previously published data; Standard
                 Johnson UBVRI filters assumed
Qualifiers     :                                         

No. 2 Reference Code : 1991RC3.9.C...0000d Freq. targeted : B (m_B^0) Measurement : 15.22 mag = 3.48E-29 W m^-2^ Hz^-1^ Uncertainty : mag = 0.00E+00 Significance : no uncertainty reported Freq or Vel. : 4400 A (OBS )= 6.81E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 011029.0 -582824 (B1950) Spatial mode : Multiple methods Notes : Homogenized from new and previously published data; Extinction-corrected for internal and Milky Way and K-correction applied; Standard Johnson UBVRI filters assumed Qualifiers :
No. 3 Reference Code : 1989ESOLV.C...0000L Freq. targeted : B (Cousins) (B_T) Measurement : 15.79 mag = 2.06E-29 W m^-2^ Hz^-1^ Uncertainty : 0.09 mag = 1.78E-30 Significance : typical accuracy Freq or Vel. : 4400 A (OBS )= 6.81E+14 Hz Frequency mode : Broad-band measurement; photometric system transformed Coord. targeted: 011029 -5828.4 (B1950) Spatial mode : Modelled datum Notes : From new raw data Qualifiers :
No. 4 Reference Code : 1989ESOLV.C...0000L Freq. targeted : B (Cousins) (B_25) Measurement : 16.02 mag = 1.67E-29 W m^-2^ Hz^-1^ Uncertainty : 0.09 mag = 1.44E-30 Significance : typical accuracy Freq or Vel. : 4400 A (OBS )= 6.81E+14 Hz Frequency mode : Broad-band measurement; photometric system transformed Coord. targeted: 011029 -5828.4 (B1950) Spatial mode : Modelled datum Notes : From new raw data Qualifiers :
No. 5 Reference Code : 1989ESOLV.C...0000L Freq. targeted : B (Cousins) (B_26) Measurement : 15.90 mag = 1.86E-29 W m^-2^ Hz^-1^ Uncertainty : 0.09 mag = 1.61E-30 Significance : typical accuracy Freq or Vel. : 4400 A (OBS )= 6.81E+14 Hz Frequency mode : Broad-band measurement; photometric system transformed Coord. targeted: 011029 -5828.4 (B1950) Spatial mode : Modelled datum Notes : From new raw data Qualifiers :
No. 6 Reference Code : 1990MNRAS.243..692M Freq. targeted : b_J Measurement : 15.88 mag = 1.76E-29 W m^-2^ Hz^-1^ Uncertainty : 0.12 mag = 2.05E-30 Significance : rms uncertainty Freq or Vel. : 4680 A (OBS )= 6.41E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 011029.05 -582827.1 (B1950) Spatial mode : Flux integrated from map Notes : From new raw data Qualifiers :
No. 7 Reference Code : 1989ESOLV.C...0000L Freq. targeted : R (Cousins) (R_T) Measurement : 14.98 mag = 3.12E-29 W m^-2^ Hz^-1^ Uncertainty : 0.09 mag = 2.70E-30 Significance : typical accuracy Freq or Vel. : 6400 A (OBS )= 4.68E+14 Hz Frequency mode : Broad-band measurement; photometric system transformed Coord. targeted: 011029 -5828.4 (B1950) Spatial mode : Modelled datum Notes : From new raw data Qualifiers :
No. 8 Reference Code : 1989ESOLV.C...0000L Freq. targeted : R (Cousins) (R_25) Measurement : 15.20 mag = 2.56E-29 W m^-2^ Hz^-1^ Uncertainty : 0.09 mag = 2.21E-30 Significance : typical accuracy Freq or Vel. : 6400 A (OBS )= 4.68E+14 Hz Frequency mode : Broad-band measurement; photometric system transformed Coord. targeted: 011029 -5828.4 (B1950) Spatial mode : Modelled datum Notes : From new raw data Qualifiers :
No. 9 Reference Code : 1989ESOLV.C...0000L Freq. targeted : R (Cousins) (R_26) Measurement : 15.09 mag = 2.83E-29 W m^-2^ Hz^-1^ Uncertainty : 0.09 mag = 2.44E-30 Significance : typical accuracy Freq or Vel. : 6400 A (OBS )= 4.68E+14 Hz Frequency mode : Broad-band measurement; photometric system transformed Coord. targeted: 011029 -5828.4 (B1950) Spatial mode : Modelled datum Notes : From new raw data Qualifiers :
No. 10 Reference Code : 1991RC3.9.C...0000d Freq. targeted : HI (21 cm line) Measurement : 14.60 m_21 mag = 6.31E-22 W m^-2^ Uncertainty : 0.30 m_21 mag = 2.01E-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: 011029.0 -582824 (B1950) Spatial mode : Multiple methods Notes : Homogenized from new and previously published data Qualifiers : m_21 equiv. to S(HI) = 6.310E-22 W m^-2
No. 11 Reference Code : 1989H&RHI.C...0000H Freq. targeted : HI (21 cm line) Measurement : 13.10 Jy km s^-1^ = 6.09E-22 W m^-2^ Uncertainty : 2.50 Jy km s^-1^ = 1.16E-22 Significance : no uncertainty reported Freq or Vel. : 21 cm (REST )= 1.42E+09 Hz Frequency mode : Line measurement; flux integrated over line; lines measured in emission Coord. targeted: 011032.0 -582836. (B1950) Spatial mode : Not reported in paper Notes : Transformed from previously published data Qualifiers :

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