NASA/IPAC EXTRAGALACTIC DATABASE
Date and Time of the Query: 2018-12-12 T19:27:05 PST
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Spectral Energy Distribution (SED) for NGC 1437A:

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 B (m_B) 13.89 +/- 0.21 mag 6.81E+14 1.18E-02 +/- 2.53E-03 Jy Broad-band 1991RC3.9.C...0000d 1
2 B (m_B^0) 13.73 ... mag 6.81E+14 1.37E-02 ... Jy Broad-band 1991RC3.9.C...0000d 2
3 B (Cousins) (B_T) 13.92 +/- 0.09 mag 6.81E+14 1.15E-02 +/- 9.95E-04 Jy Broad-band 1989ESOLV.C...0000L 3
4 B (Cousins) (B_25) 14.50 +/- 0.09 mag 6.81E+14 6.75E-03 +/- 5.83E-04 Jy Broad-band 1989ESOLV.C...0000L 4
5 B (Cousins) (B_26) 14.30 +/- 0.09 mag 6.81E+14 8.10E-03 +/- 7.00E-04 Jy Broad-band 1989ESOLV.C...0000L 5
6 b_J 14.78 +/- 0.12 mag 6.41E+14 4.84E-03 +/- 5.65E-04 Jy Broad-band 1990MNRAS.243..692M 6
7 B_J 13.9882 ... mag 6.41E+14 1.00E-02 ... Jy Broad-band 2005MNRAS.361...34D 7
8 R (Cousins) (R_25) 13.76 +/- 0.09 mag 4.68E+14 9.65E-03 +/- 8.34E-04 Jy Broad-band 1989ESOLV.C...0000L 8
9 R (Cousins) (R_26) 13.56 +/- 0.09 mag 4.68E+14 1.16E-02 +/- 1.00E-03 Jy Broad-band 1989ESOLV.C...0000L 9
10 R (Cousins) (R_T) 13.09 +/- 0.09 mag 4.68E+14 1.80E-02 +/- 1.55E-03 Jy Broad-band 1989ESOLV.C...0000L 10
11 R 14.0944 ... mag 4.68E+14 7.09E-03 ... Jy Broad-band 2005MNRAS.361...34D 11
12 I 14.0802 ... mag 3.79E+14 5.95E-03 ... Jy Broad-band 2005MNRAS.361...34D 12
13 HI (21 cm line) 15.45 +/- 0.20 m_21 mag 1.42E+09 2.88E+04 +/- 5.83E+03 Jy-Hz Line m_21 equiv. to S(HI) = 2.884E-22 W m^-2 1991RC3.9.C...0000d 13
14 HI line (Parkes) 7.3 ... Jy km s^-1^ 1.42E+09 3.45E+04 ... Jy-Hz Line 2005MNRAS.361...34D 14


Detailed Information for Each Entry

 No. 1
Reference Code : 1991RC3.9.C...0000d
Freq. targeted : B (m_B)             
Measurement    :  13.89       mag                  = 1.18E-28 W m^-2^ Hz^-1^
Uncertainty    :  0.21        mag                  = 2.53E-29
Significance   : rms uncertainty
Freq or Vel.   : 4400         A            (OBS   )= 6.81E+14 Hz
Frequency mode : Broad-band measurement
Coord. targeted: 034109.0        -362548 (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 : 13.73 mag = 1.37E-28 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: 034109.0 -362548 (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 : 13.92 mag = 1.15E-28 W m^-2^ Hz^-1^ Uncertainty : 0.09 mag = 9.95E-30 Significance : typical accuracy Freq or Vel. : 4400 A (OBS )= 6.81E+14 Hz Frequency mode : Broad-band measurement; photometric system transformed Coord. targeted: 034109 -3625.8 (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 : 14.50 mag = 6.74E-29 W m^-2^ Hz^-1^ Uncertainty : 0.09 mag = 5.83E-30 Significance : typical accuracy Freq or Vel. : 4400 A (OBS )= 6.81E+14 Hz Frequency mode : Broad-band measurement; photometric system transformed Coord. targeted: 034109 -3625.8 (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 : 14.30 mag = 8.10E-29 W m^-2^ Hz^-1^ Uncertainty : 0.09 mag = 7.00E-30 Significance : typical accuracy Freq or Vel. : 4400 A (OBS )= 6.81E+14 Hz Frequency mode : Broad-band measurement; photometric system transformed Coord. targeted: 034109 -3625.8 (B1950) Spatial mode : Modelled datum Notes : From new raw data Qualifiers :
No. 6 Reference Code : 1990MNRAS.243..692M Freq. targeted : b_J Measurement : 14.78 mag = 4.84E-29 W m^-2^ Hz^-1^ Uncertainty : 0.12 mag = 5.65E-30 Significance : rms uncertainty Freq or Vel. : 4680 A (OBS )= 6.41E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 034108.94 -362551.0 (B1950) Spatial mode : Flux integrated from map Notes : From new raw data Qualifiers :
No. 7 Reference Code : 2005MNRAS.361...34D Freq. targeted : B_J Measurement : 13.9882 mag = 1.00E-28 W m^-2^ Hz^-1^ Uncertainty : mag = 0.00E+00 Significance : no uncertainty reported Freq or Vel. : 4680 A (OBS )= 6.41E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 034301.8 -361616.6 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers :
No. 8 Reference Code : 1989ESOLV.C...0000L Freq. targeted : R (Cousins) (R_25) Measurement : 13.76 mag = 9.65E-29 W m^-2^ Hz^-1^ Uncertainty : 0.09 mag = 8.34E-30 Significance : typical accuracy Freq or Vel. : 6400 A (OBS )= 4.68E+14 Hz Frequency mode : Broad-band measurement; photometric system transformed Coord. targeted: 034109 -3625.8 (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 : 13.56 mag = 1.16E-28 W m^-2^ Hz^-1^ Uncertainty : 0.09 mag = 1.00E-29 Significance : typical accuracy Freq or Vel. : 6400 A (OBS )= 4.68E+14 Hz Frequency mode : Broad-band measurement; photometric system transformed Coord. targeted: 034109 -3625.8 (B1950) Spatial mode : Modelled datum Notes : From new raw data Qualifiers :
No. 10 Reference Code : 1989ESOLV.C...0000L Freq. targeted : R (Cousins) (R_T) Measurement : 13.09 mag = 1.80E-28 W m^-2^ Hz^-1^ Uncertainty : 0.09 mag = 1.55E-29 Significance : typical accuracy Freq or Vel. : 6400 A (OBS )= 4.68E+14 Hz Frequency mode : Broad-band measurement; photometric system transformed Coord. targeted: 034109 -3625.8 (B1950) Spatial mode : Modelled datum Notes : From new raw data Qualifiers :
No. 11 Reference Code : 2005MNRAS.361...34D Freq. targeted : R Measurement : 14.0944 mag = 7.09E-29 W m^-2^ Hz^-1^ Uncertainty : mag = 0.00E+00 Significance : no uncertainty reported Freq or Vel. : 6400 A (OBS )= 4.68E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 034301.8 -361616.6 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers :
No. 12 Reference Code : 2005MNRAS.361...34D Freq. targeted : I Measurement : 14.0802 mag = 5.95E-29 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: 034301.8 -361616.6 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers :
No. 13 Reference Code : 1991RC3.9.C...0000d Freq. targeted : HI (21 cm line) Measurement : 15.45 m_21 mag = 2.88E-22 W m^-2^ Uncertainty : 0.20 m_21 mag = 5.83E-23 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: 034109.0 -362548 (B1950) Spatial mode : Multiple methods Notes : Homogenized from new and previously published data Qualifiers : m_21 equiv. to S(HI) = 2.884E-22 W m^-2
No. 14 Reference Code : 2005MNRAS.361...34D Freq. targeted : HI line (Parkes) Measurement : 7.3 Jy km s^-1^ = 3.45E-22 W m^-2^ Uncertainty : Jy km s^-1^ = 0.00E+00 Significance : no uncertainty reported Freq or Vel. : 888.2 km s^-1^ (REST )= 1.42E+09 Hz Frequency mode : Line measurement; flux integrated over line; lines measured in emission Coord. targeted: 034252.5 -361715. (J2000) Spatial mode : Flux integrated from map Notes : Averaged from previously published data Qualifiers :

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