NASA/IPAC EXTRAGALACTIC DATABASE
Date and Time of the Query: 2019-03-24 T22:40:14 PDT
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Spectral Energy Distribution (SED) for IC 3642:

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 m_24.5 (103a-O) 17.19 +/- 0.21 mag 7.40E+14 5.07E-04 +/- 1.08E-04 Jy Broad-band 1995AJ....110.2009O 1
2 m_23.5 (103a-E) 15.91 +/- 0.21 mag 4.65E+14 1.32E-03 +/- 2.82E-04 Jy Broad-band 1995AJ....110.2009O 2
3 J 14.101 +/- 0.058 mag 2.40E+14 3.64E-03 +/- 2.00E-04 Jy Broad-band 23.8 x 10.9 arcsec integration area. 20032MASX.C.......: 3
4 J 14.052 +/- 0.086 mag 2.40E+14 3.81E-03 +/- 3.14E-04 Jy Broad-band 20032MASX.C.......: 4
5 J_14arcsec (2MASS) 14.187 +/- 0.046 mag 2.40E+14 3.37E-03 +/- 1.46E-04 Jy Broad-band 14.0 x 14.0 arcsec aperture. 20032MASX.C.......: 5
6 H 13.410 +/- 0.075 mag 1.82E+14 4.43E-03 +/- 3.17E-04 Jy Broad-band 23.8 x 10.9 arcsec integration area. 20032MASX.C.......: 6
7 H 13.385 +/- 0.121 mag 1.82E+14 4.53E-03 +/- 5.34E-04 Jy Broad-band 20032MASX.C.......: 7
8 H_14arcsec (2MASS) 13.442 +/- 0.059 mag 1.82E+14 4.30E-03 +/- 2.40E-04 Jy Broad-band 14.0 x 14.0 arcsec aperture. 20032MASX.C.......: 8
9 K_s 12.979 +/- 0.082 mag 1.38E+14 4.29E-03 +/- 3.36E-04 Jy Broad-band 23.8 x 10.9 arcsec integration area. 20032MASX.C.......: 9
10 K_s 12.843 +/- 0.112 mag 1.38E+14 4.86E-03 +/- 5.28E-04 Jy Broad-band 20032MASX.C.......: 10
11 K_s_14arcsec (2MASS) 13.081 +/- 0.065 mag 1.38E+14 3.90E-03 +/- 2.41E-04 Jy Broad-band 14.0 x 14.0 arcsec aperture. 20032MASX.C.......: 11


Detailed Information for Each Entry

 No. 1
Reference Code : 1995AJ....110.2009O
Freq. targeted : m_24.5 (103a-O)     
Measurement    :  17.19       mag                  = 5.07E-30 W m^-2^ Hz^-1^
Uncertainty    :  0.21        mag                  = 1.08E-30
Significance   : internal error
Freq or Vel.   : 4050         A            (OBS   )= 7.40E+14 Hz
Frequency mode : Broad-band measurement
Coord. targeted: 123757.86       +270022.7 (B1950)
Spatial mode   : Integrated from scans
Notes          : From new raw data
Qualifiers     :                                         

No. 2 Reference Code : 1995AJ....110.2009O Freq. targeted : m_23.5 (103a-E) Measurement : 15.91 mag = 1.32E-29 W m^-2^ Hz^-1^ Uncertainty : 0.21 mag = 2.81E-30 Significance : internal error Freq or Vel. : 6450 A (OBS )= 4.65E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 123757.86 +270022.7 (B1950) Spatial mode : Integrated from scans Notes : From new raw data; derived from a flux in a different band and a color Qualifiers :
No. 3 Reference Code : 20032MASX.C.......: Freq. targeted : J Measurement : 14.101 mag = 3.64E-29 W m^-2^ Hz^-1^ Uncertainty : 0.058 mag = 2.00E-30 Significance : 1 sigma uncert. Freq or Vel. : 1.25 microns (OBS )= 2.40E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 124025.73 +264352.4 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 23.8 x 10.9 arcsec integration area.
No. 4 Reference Code : 20032MASX.C.......: Freq. targeted : J Measurement : 14.052 mag = 3.81E-29 W m^-2^ Hz^-1^ Uncertainty : 0.086 mag = 3.14E-30 Significance : 1 sigma uncert. Freq or Vel. : 1.25 microns (OBS )= 2.40E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 124025.73 +264352.4 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers :
No. 5 Reference Code : 20032MASX.C.......: Freq. targeted : J_14arcsec (2MASS) Measurement : 14.187 mag = 3.37E-29 W m^-2^ Hz^-1^ Uncertainty : 0.046 mag = 1.46E-30 Significance : 1 sigma uncert. Freq or Vel. : 1.25 microns (OBS )= 2.40E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 124025.73 +264352.4 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 14.0 x 14.0 arcsec aperture.
No. 6 Reference Code : 20032MASX.C.......: Freq. targeted : H Measurement : 13.410 mag = 4.43E-29 W m^-2^ Hz^-1^ Uncertainty : 0.075 mag = 3.17E-30 Significance : 1 sigma uncert. Freq or Vel. : 1.65 microns (OBS )= 1.82E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 124025.73 +264352.4 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 23.8 x 10.9 arcsec integration area.
No. 7 Reference Code : 20032MASX.C.......: Freq. targeted : H Measurement : 13.385 mag = 4.53E-29 W m^-2^ Hz^-1^ Uncertainty : 0.121 mag = 5.34E-30 Significance : 1 sigma uncert. Freq or Vel. : 1.65 microns (OBS )= 1.82E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 124025.73 +264352.4 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers :
No. 8 Reference Code : 20032MASX.C.......: Freq. targeted : H_14arcsec (2MASS) Measurement : 13.442 mag = 4.30E-29 W m^-2^ Hz^-1^ Uncertainty : 0.059 mag = 2.40E-30 Significance : 1 sigma uncert. Freq or Vel. : 1.65 microns (OBS )= 1.82E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 124025.73 +264352.4 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 14.0 x 14.0 arcsec aperture.
No. 9 Reference Code : 20032MASX.C.......: Freq. targeted : K_s Measurement : 12.979 mag = 4.29E-29 W m^-2^ Hz^-1^ Uncertainty : 0.082 mag = 3.37E-30 Significance : 1 sigma uncert. Freq or Vel. : 2.17 microns (OBS )= 1.38E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 124025.73 +264352.4 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 23.8 x 10.9 arcsec integration area.
No. 10 Reference Code : 20032MASX.C.......: Freq. targeted : K_s Measurement : 12.843 mag = 4.86E-29 W m^-2^ Hz^-1^ Uncertainty : 0.112 mag = 5.28E-30 Significance : 1 sigma uncert. Freq or Vel. : 2.17 microns (OBS )= 1.38E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 124025.73 +264352.4 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers :
No. 11 Reference Code : 20032MASX.C.......: Freq. targeted : K_s_14arcsec (2MASS) Measurement : 13.081 mag = 3.90E-29 W m^-2^ Hz^-1^ Uncertainty : 0.065 mag = 2.41E-30 Significance : 1 sigma uncert. Freq or Vel. : 2.17 microns (OBS )= 1.38E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 124025.73 +264352.4 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 14.0 x 14.0 arcsec aperture.

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