NASA/IPAC EXTRAGALACTIC DATABASE
Date and Time of the Query: 2019-06-20 T03:15:38 PDT
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Spectral Energy Distribution (SED) for NGC 0639:

17 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 (B_T) 14.70 +/- 0.20 mag 6.81E+14 5.62E-03 +/- 1.14E-03 Jy Broad-band 1991RC3.9.C...0000d 1
2 B (m_B) 14.63 +/- 0.21 mag 6.81E+14 5.99E-03 +/- 1.28E-03 Jy Broad-band 1991RC3.9.C...0000d 2
3 B (B_T^0) 13.93 ... mag 6.81E+14 1.14E-02 ... Jy Broad-band 1991RC3.9.C...0000d 3
4 B (Cousins) (B_T) 14.67 +/- 0.09 mag 6.81E+14 5.77E-03 +/- 4.99E-04 Jy Broad-band 1989ESOLV.C...0000L 4
5 B (Cousins) (B_25) 14.70 +/- 0.09 mag 6.81E+14 5.62E-03 +/- 4.86E-04 Jy Broad-band 1989ESOLV.C...0000L 5
6 B (Cousins) (B_26) 14.68 +/- 0.09 mag 6.81E+14 5.71E-03 +/- 4.94E-04 Jy Broad-band 1989ESOLV.C...0000L 6
7 b_J 15.10 +/- 0.12 mag 6.41E+14 3.60E-03 +/- 4.21E-04 Jy Broad-band 1990MNRAS.243..692M 7
8 V (V_T) 14.13 +/- 0.20 mag 5.42E+14 8.11E-03 +/- 1.66E-03 Jy Broad-band 1991RC3.9.C...0000d 8
9 V (V_T^0) 13.58 ... mag 5.42E+14 1.35E-02 ... Jy Broad-band 1991RC3.9.C...0000d 9
10 R (Cousins) (R_25) 13.84 +/- 0.09 mag 4.68E+14 8.94E-03 +/- 7.73E-04 Jy Broad-band 1989ESOLV.C...0000L 10
11 R (Cousins) (R_26) 13.82 +/- 0.09 mag 4.68E+14 9.10E-03 +/- 7.87E-04 Jy Broad-band 1989ESOLV.C...0000L 11
12 R (Cousins) (R_T) 13.81 +/- 0.09 mag 4.68E+14 9.17E-03 +/- 7.93E-04 Jy Broad-band 1989ESOLV.C...0000L 12
13 I 11.98 +/- 0.04 mag 3.79E+14 4.12E-02 +/- 1.52E-03 Jy Broad-band Observed magnitude 2007ApJS..172..599S 13
14 I 11.87 ... mag 3.79E+14 4.56E-02 ... Jy Broad-band 2007ApJS..172..599S 14
15 1.4GHz 11.9 +/- 0.6 milliJy 1.40E+09 1.19E-02 +/- 6.00E-04 Jy Broad-band 1998AJ....115.1693C 15
16 843 MHz 19.2 +/- 2.1 milliJy 8.43E+08 1.92E-02 +/- 2.10E-03 Jy Broad-band 2003MNRAS.342.1117M 16
17 843 MHz (SUMSS) 20.1 +/- 2.1 milliJy 8.43E+08 2.01E-02 +/- 2.10E-03 Jy Broad-band 2008SUMSS.2.1.....: 17


Detailed Information for Each Entry

 No. 1
Reference Code : 1991RC3.9.C...0000d
Freq. targeted : B (B_T)             
Measurement    :  14.70       mag                  = 5.62E-29 W m^-2^ Hz^-1^
Uncertainty    :  0.20        mag                  = 1.14E-29
Significance   : rms uncertainty
Freq or Vel.   : 4400         A            (OBS   )= 6.81E+14 Hz
Frequency mode : Broad-band measurement
Coord. targeted: 013641.0        -301042 (B1950)
Spatial mode   : From multi-aperture data
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) Measurement : 14.63 mag = 5.99E-29 W m^-2^ Hz^-1^ Uncertainty : 0.21 mag = 1.28E-29 Significance : rms uncertainty Freq or Vel. : 4400 A (OBS )= 6.81E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 013641.0 -301042 (B1950) Spatial mode : Multiple methods Notes : Homogenized from new and previously published data; Standard Johnson UBVRI filters assumed Qualifiers :
No. 3 Reference Code : 1991RC3.9.C...0000d Freq. targeted : B (B_T^0) Measurement : 13.93 mag = 1.14E-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: 013641.0 -301042 (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. 4 Reference Code : 1989ESOLV.C...0000L Freq. targeted : B (Cousins) (B_T) Measurement : 14.67 mag = 5.77E-29 W m^-2^ Hz^-1^ Uncertainty : 0.09 mag = 4.99E-30 Significance : typical accuracy Freq or Vel. : 4400 A (OBS )= 6.81E+14 Hz Frequency mode : Broad-band measurement; photometric system transformed Coord. targeted: 013641 -3010.7 (B1950) Spatial mode : Modelled datum Notes : From new raw data Qualifiers :
No. 5 Reference Code : 1989ESOLV.C...0000L Freq. targeted : B (Cousins) (B_25) Measurement : 14.70 mag = 5.62E-29 W m^-2^ Hz^-1^ Uncertainty : 0.09 mag = 4.86E-30 Significance : typical accuracy Freq or Vel. : 4400 A (OBS )= 6.81E+14 Hz Frequency mode : Broad-band measurement; photometric system transformed Coord. targeted: 013641 -3010.7 (B1950) Spatial mode : Modelled datum Notes : From new raw data Qualifiers :
No. 6 Reference Code : 1989ESOLV.C...0000L Freq. targeted : B (Cousins) (B_26) Measurement : 14.68 mag = 5.71E-29 W m^-2^ Hz^-1^ Uncertainty : 0.09 mag = 4.94E-30 Significance : typical accuracy Freq or Vel. : 4400 A (OBS )= 6.81E+14 Hz Frequency mode : Broad-band measurement; photometric system transformed Coord. targeted: 013641 -3010.7 (B1950) Spatial mode : Modelled datum Notes : From new raw data Qualifiers :
No. 7 Reference Code : 1990MNRAS.243..692M Freq. targeted : b_J Measurement : 15.10 mag = 3.60E-29 W m^-2^ Hz^-1^ Uncertainty : 0.12 mag = 4.21E-30 Significance : rms uncertainty Freq or Vel. : 4680 A (OBS )= 6.41E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 013641.31 -301043.2 (B1950) Spatial mode : Flux integrated from map Notes : From new raw data Qualifiers :
No. 8 Reference Code : 1991RC3.9.C...0000d Freq. targeted : V (V_T) Measurement : 14.13 mag = 8.11E-29 W m^-2^ Hz^-1^ Uncertainty : 0.20 mag = 1.66E-29 Significance : rms uncertainty Freq or Vel. : 5530 A (OBS )= 5.42E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 013641.0 -301042 (B1950) Spatial mode : From multi-aperture data Notes : Homogenized from new and previously published data; Standard Johnson UBVRI filters assumed Qualifiers :
No. 9 Reference Code : 1991RC3.9.C...0000d Freq. targeted : V (V_T^0) Measurement : 13.58 mag = 1.35E-28 W m^-2^ Hz^-1^ Uncertainty : mag = 0.00E+00 Significance : no uncertainty reported Freq or Vel. : 5530 A (OBS )= 5.42E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 013641.0 -301042 (B1950) Spatial mode : From multi-aperture data 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. 10 Reference Code : 1989ESOLV.C...0000L Freq. targeted : R (Cousins) (R_25) Measurement : 13.84 mag = 8.94E-29 W m^-2^ Hz^-1^ Uncertainty : 0.09 mag = 7.72E-30 Significance : typical accuracy Freq or Vel. : 6400 A (OBS )= 4.68E+14 Hz Frequency mode : Broad-band measurement; photometric system transformed Coord. targeted: 013641 -3010.7 (B1950) Spatial mode : Modelled datum Notes : From new raw data Qualifiers :
No. 11 Reference Code : 1989ESOLV.C...0000L Freq. targeted : R (Cousins) (R_26) Measurement : 13.82 mag = 9.10E-29 W m^-2^ Hz^-1^ Uncertainty : 0.09 mag = 7.87E-30 Significance : typical accuracy Freq or Vel. : 6400 A (OBS )= 4.68E+14 Hz Frequency mode : Broad-band measurement; photometric system transformed Coord. targeted: 013641 -3010.7 (B1950) Spatial mode : Modelled datum Notes : From new raw data Qualifiers :
No. 12 Reference Code : 1989ESOLV.C...0000L Freq. targeted : R (Cousins) (R_T) Measurement : 13.81 mag = 9.17E-29 W m^-2^ Hz^-1^ Uncertainty : 0.09 mag = 7.93E-30 Significance : typical accuracy Freq or Vel. : 6400 A (OBS )= 4.68E+14 Hz Frequency mode : Broad-band measurement; photometric system transformed Coord. targeted: 013641 -3010.7 (B1950) Spatial mode : Modelled datum Notes : From new raw data Qualifiers :
No. 13 Reference Code : 2007ApJS..172..599S Freq. targeted : I Measurement : 11.98 mag = 4.12E-28 W m^-2^ Hz^-1^ Uncertainty : 0.04 mag = 1.52E-29 Significance : uncertainty Freq or Vel. : 7900 A (OBS )= 3.79E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 01 38 59.0 -29 55 31 (J2000) Spatial mode : Total flux Notes : Averaged new and previously published data; Standard Cousins R_C, I_C filters assumed Qualifiers : Observed magnitude
No. 14 Reference Code : 2007ApJS..172..599S Freq. targeted : I Measurement : 11.87 mag = 4.56E-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: 01 38 59.0 -29 55 31 (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. 15 Reference Code : 1998AJ....115.1693C Freq. targeted : 1.4GHz Measurement : 11.9 milliJy = 1.19E-28 W m^-2^ Hz^-1^ Uncertainty : 0.6 milliJy = 6.00E-30 Significance : uncertainty Freq or Vel. : 1.40 GHz (OBS )= 1.40E+09 Hz Frequency mode : Broad-band measurement Coord. targeted: 01 38 59.41 -29 55 27.7 (J2000) Spatial mode : Flux integrated from map Notes : From new raw data Qualifiers :
No. 16 Reference Code : 2003MNRAS.342.1117M Freq. targeted : 843 MHz Measurement : 19.2 milliJy = 1.92E-28 W m^-2^ Hz^-1^ Uncertainty : 2.1 milliJy = 2.10E-29 Significance : uncertainty Freq or Vel. : 843 MHz (OBS )= 8.43E+08 Hz Frequency mode : Broad-band measurement Coord. targeted: 013858.92 -295526.0 (J2000) Spatial mode : Flux integrated from map Notes : From new raw data Qualifiers :
No. 17 Reference Code : 2008SUMSS.2.1.....: Freq. targeted : 843 MHz (SUMSS) Measurement : 20.1 milliJy = 2.01E-28 W m^-2^ Hz^-1^ Uncertainty : 2.1 milliJy = 2.10E-29 Significance : uncertainty Freq or Vel. : 843 MHz (OBS )= 8.43E+08 Hz Frequency mode : Broad-band measurement Coord. targeted: 013858.92 -295526.0 (J2000) Spatial mode : Flux integrated from map Notes : From new raw data Qualifiers :

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