NASA/IPAC EXTRAGALACTIC DATABASE
Date and Time of the Query: 2019-05-25 T01:54:26 PDT
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Spectral Energy Distribution (SED) for NGC 6903:

23 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) 12.90 +/- 0.21 mag 6.81E+14 2.95E-02 +/- 6.29E-03 Jy Broad-band 1991RC3.9.C...0000d 1
2 B (Cousins) (B_T) 12.91 +/- 0.09 mag 6.81E+14 2.93E-02 +/- 2.53E-03 Jy Broad-band 1989ESOLV.C...0000L 2
3 B (Cousins) (B_25) 13.16 +/- 0.09 mag 6.81E+14 2.31E-02 +/- 2.00E-03 Jy Broad-band 1989ESOLV.C...0000L 3
4 B (Cousins) (B_26) 13.04 +/- 0.09 mag 6.81E+14 2.58E-02 +/- 2.23E-03 Jy Broad-band 1989ESOLV.C...0000L 4
5 R (Cousins) (R_T) 11.27 +/- 0.09 mag 4.68E+14 9.61E-02 +/- 8.30E-03 Jy Broad-band 1989ESOLV.C...0000L 5
6 R (Cousins) (R_25) 11.50 +/- 0.09 mag 4.68E+14 7.76E-02 +/- 6.71E-03 Jy Broad-band 1989ESOLV.C...0000L 6
7 R (Cousins) (R_26) 11.39 +/- 0.09 mag 4.68E+14 8.58E-02 +/- 7.42E-03 Jy Broad-band 1989ESOLV.C...0000L 7
8 J (2MASS/CTIO) 11.551 +/- 0.005 mag 2.43E+14 3.82E-02 +/- 1.76E-04 Jy Broad-band 4" aperture 2006AJ....131.1163S 8
9 J (2MASS/CTIO) 12.366 +/- 0.114 mag 2.43E+14 1.80E-02 +/- 1.89E-03 Jy Broad-band Profile-fit; Poor quality 2006AJ....131.1163S 9
10 J 9.243 +/- 0.013 mag 2.40E+14 3.20E-01 +/- 3.85E-03 Jy Broad-band 20032MASX.C.......: 10
11 J_14arcsec (2MASS) 10.932 +/- 0.003 mag 2.40E+14 6.75E-02 +/- 1.87E-04 Jy Broad-band 14.0 x 14.0 arcsec aperture. 20032MASX.C.......: 11
12 J 9.384 +/- 0.012 mag 2.40E+14 2.81E-01 +/- 3.12E-03 Jy Broad-band 106.4 x 100.0 arcsec integration area. 20032MASX.C.......: 12
13 H_14arcsec (2MASS) 10.184 +/- 0.003 mag 1.82E+14 8.64E-02 +/- 2.39E-04 Jy Broad-band 14.0 x 14.0 arcsec aperture. 20032MASX.C.......: 13
14 H 8.604 +/- 0.015 mag 1.82E+14 3.70E-01 +/- 5.15E-03 Jy Broad-band 20032MASX.C.......: 14
15 H 8.725 +/- 0.015 mag 1.82E+14 3.31E-01 +/- 4.61E-03 Jy Broad-band 106.4 x 100.0 arcsec integration area. 20032MASX.C.......: 15
16 H (2MASS/CTIO) 11.685 +/- 0.164 mag 1.80E+14 2.17E-02 +/- 3.28E-03 Jy Broad-band Profile-fit; Poor quality 2006AJ....131.1163S 16
17 H (2MASS/CTIO) 10.786 +/- 0.008 mag 1.80E+14 4.96E-02 +/- 3.66E-04 Jy Broad-band 4" aperture 2006AJ....131.1163S 17
18 K_s (2MASS/CTIO) 10.935 +/- 0.07 mag 1.39E+14 2.82E-02 +/- 1.82E-03 Jy Broad-band Profile-fit; Poor quality 2006AJ....131.1163S 18
19 K_s (2MASS/CTIO) 10.511 +/- 0.005 mag 1.39E+14 4.16E-02 +/- 1.92E-04 Jy Broad-band 4" aperture 2006AJ....131.1163S 19
20 K_s_14arcsec (2MASS) 9.906 +/- 0.004 mag 1.38E+14 7.27E-02 +/- 2.68E-04 Jy Broad-band 14.0 x 14.0 arcsec aperture. 20032MASX.C.......: 20
21 K_s 8.455 +/- 0.021 mag 1.38E+14 2.77E-01 +/- 5.40E-03 Jy Broad-band 106.4 x 100.0 arcsec integration area. 20032MASX.C.......: 21
22 K_s 8.331 +/- 0.020 mag 1.38E+14 3.10E-01 +/- 5.77E-03 Jy Broad-band 20032MASX.C.......: 22
23 1.4 GHz (VLA) 0.7 +/- 0.5 milliJy 1.40E+09 7.00E-04 +/- 5.00E-04 Jy Broad-band 2011ApJ...731L..41B 23


Detailed Information for Each Entry

 No. 1
Reference Code : 1991RC3.9.C...0000d
Freq. targeted : B (m_B)             
Measurement    :  12.90       mag                  = 2.95E-28 W m^-2^ Hz^-1^
Uncertainty    :  0.21        mag                  = 6.29E-29
Significance   : rms uncertainty
Freq or Vel.   : 4400         A            (OBS   )= 6.81E+14 Hz
Frequency mode : Broad-band measurement
Coord. targeted: 202052.0        -192912 (B1950)
Spatial mode   : Multiple methods
Notes          : Homogenized from new and previously published data; Standard
                 Johnson UBVRI filters assumed
Qualifiers     :                                         

No. 2 Reference Code : 1989ESOLV.C...0000L Freq. targeted : B (Cousins) (B_T) Measurement : 12.91 mag = 2.93E-28 W m^-2^ Hz^-1^ Uncertainty : 0.09 mag = 2.53E-29 Significance : typical accuracy Freq or Vel. : 4400 A (OBS )= 6.81E+14 Hz Frequency mode : Broad-band measurement; photometric system transformed Coord. targeted: 202052 -1929.2 (B1950) Spatial mode : Modelled datum Notes : From new raw data Qualifiers :
No. 3 Reference Code : 1989ESOLV.C...0000L Freq. targeted : B (Cousins) (B_25) Measurement : 13.16 mag = 2.31E-28 W m^-2^ Hz^-1^ Uncertainty : 0.09 mag = 2.00E-29 Significance : typical accuracy Freq or Vel. : 4400 A (OBS )= 6.81E+14 Hz Frequency mode : Broad-band measurement; photometric system transformed Coord. targeted: 202052 -1929.2 (B1950) Spatial mode : Modelled datum Notes : From new raw data Qualifiers :
No. 4 Reference Code : 1989ESOLV.C...0000L Freq. targeted : B (Cousins) (B_26) Measurement : 13.04 mag = 2.58E-28 W m^-2^ Hz^-1^ Uncertainty : 0.09 mag = 2.23E-29 Significance : typical accuracy Freq or Vel. : 4400 A (OBS )= 6.81E+14 Hz Frequency mode : Broad-band measurement; photometric system transformed Coord. targeted: 202052 -1929.2 (B1950) Spatial mode : Modelled datum Notes : From new raw data Qualifiers :
No. 5 Reference Code : 1989ESOLV.C...0000L Freq. targeted : R (Cousins) (R_T) Measurement : 11.27 mag = 9.61E-28 W m^-2^ Hz^-1^ Uncertainty : 0.09 mag = 8.30E-29 Significance : typical accuracy Freq or Vel. : 6400 A (OBS )= 4.68E+14 Hz Frequency mode : Broad-band measurement; photometric system transformed Coord. targeted: 202052 -1929.2 (B1950) Spatial mode : Modelled datum Notes : From new raw data Qualifiers :
No. 6 Reference Code : 1989ESOLV.C...0000L Freq. targeted : R (Cousins) (R_25) Measurement : 11.50 mag = 7.76E-28 W m^-2^ Hz^-1^ Uncertainty : 0.09 mag = 6.71E-29 Significance : typical accuracy Freq or Vel. : 6400 A (OBS )= 4.68E+14 Hz Frequency mode : Broad-band measurement; photometric system transformed Coord. targeted: 202052 -1929.2 (B1950) Spatial mode : Modelled datum Notes : From new raw data Qualifiers :
No. 7 Reference Code : 1989ESOLV.C...0000L Freq. targeted : R (Cousins) (R_26) Measurement : 11.39 mag = 8.58E-28 W m^-2^ Hz^-1^ Uncertainty : 0.09 mag = 7.42E-29 Significance : typical accuracy Freq or Vel. : 6400 A (OBS )= 4.68E+14 Hz Frequency mode : Broad-band measurement; photometric system transformed Coord. targeted: 202052 -1929.2 (B1950) Spatial mode : Modelled datum Notes : From new raw data Qualifiers :
No. 8 Reference Code : 2006AJ....131.1163S Freq. targeted : J (2MASS/CTIO) Measurement : 11.551 mag = 3.82E-28 W m^-2^ Hz^-1^ Uncertainty : 0.005 mag = 1.76E-30 Significance : uncertainty Freq or Vel. : 1.235 microns (OBS )= 2.43E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 4" aperture
No. 9 Reference Code : 2006AJ....131.1163S Freq. targeted : J (2MASS/CTIO) Measurement : 12.366 mag = 1.80E-28 W m^-2^ Hz^-1^ Uncertainty : 0.114 mag = 1.89E-29 Significance : uncertainty Freq or Vel. : 1.235 microns (OBS )= 2.43E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : Profile-fit; Poor quality
No. 10 Reference Code : 20032MASX.C.......: Freq. targeted : J Measurement : 9.243 mag = 3.20E-27 W m^-2^ Hz^-1^ Uncertainty : 0.013 mag = 3.85E-29 Significance : 1 sigma uncert. Freq or Vel. : 1.25 microns (OBS )= 2.40E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 202344.86 -191931.5 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers :
No. 11 Reference Code : 20032MASX.C.......: Freq. targeted : J_14arcsec (2MASS) Measurement : 10.932 mag = 6.75E-28 W m^-2^ Hz^-1^ Uncertainty : 0.003 mag = 1.87E-30 Significance : 1 sigma uncert. Freq or Vel. : 1.25 microns (OBS )= 2.40E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 202344.86 -191931.5 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data; Corrected for contaminating sources Qualifiers : 14.0 x 14.0 arcsec aperture.
No. 12 Reference Code : 20032MASX.C.......: Freq. targeted : J Measurement : 9.384 mag = 2.81E-27 W m^-2^ Hz^-1^ Uncertainty : 0.012 mag = 3.12E-29 Significance : 1 sigma uncert. Freq or Vel. : 1.25 microns (OBS )= 2.40E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 202344.86 -191931.5 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data; Corrected for contaminating sources Qualifiers : 106.4 x 100.0 arcsec integration area.
No. 13 Reference Code : 20032MASX.C.......: Freq. targeted : H_14arcsec (2MASS) Measurement : 10.184 mag = 8.64E-28 W m^-2^ Hz^-1^ Uncertainty : 0.003 mag = 2.39E-30 Significance : 1 sigma uncert. Freq or Vel. : 1.65 microns (OBS )= 1.82E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 202344.86 -191931.5 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data; Corrected for contaminating sources Qualifiers : 14.0 x 14.0 arcsec aperture.
No. 14 Reference Code : 20032MASX.C.......: Freq. targeted : H Measurement : 8.604 mag = 3.70E-27 W m^-2^ Hz^-1^ Uncertainty : 0.015 mag = 5.15E-29 Significance : 1 sigma uncert. Freq or Vel. : 1.65 microns (OBS )= 1.82E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 202344.86 -191931.5 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers :
No. 15 Reference Code : 20032MASX.C.......: Freq. targeted : H Measurement : 8.725 mag = 3.31E-27 W m^-2^ Hz^-1^ Uncertainty : 0.015 mag = 4.61E-29 Significance : 1 sigma uncert. Freq or Vel. : 1.65 microns (OBS )= 1.82E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 202344.86 -191931.5 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data; Corrected for contaminating sources Qualifiers : 106.4 x 100.0 arcsec integration area.
No. 16 Reference Code : 2006AJ....131.1163S Freq. targeted : H (2MASS/CTIO) Measurement : 11.685 mag = 2.17E-28 W m^-2^ Hz^-1^ Uncertainty : 0.164 mag = 3.28E-29 Significance : uncertainty Freq or Vel. : 1.662 microns (OBS )= 1.80E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : Profile-fit; Poor quality
No. 17 Reference Code : 2006AJ....131.1163S Freq. targeted : H (2MASS/CTIO) Measurement : 10.786 mag = 4.96E-28 W m^-2^ Hz^-1^ Uncertainty : 0.008 mag = 3.66E-30 Significance : uncertainty Freq or Vel. : 1.662 microns (OBS )= 1.80E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 4" aperture
No. 18 Reference Code : 2006AJ....131.1163S Freq. targeted : K_s (2MASS/CTIO) Measurement : 10.935 mag = 2.82E-28 W m^-2^ Hz^-1^ Uncertainty : 0.07 mag = 1.82E-29 Significance : uncertainty Freq or Vel. : 2.159 microns (OBS )= 1.39E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : Profile-fit; Poor quality
No. 19 Reference Code : 2006AJ....131.1163S Freq. targeted : K_s (2MASS/CTIO) Measurement : 10.511 mag = 4.16E-28 W m^-2^ Hz^-1^ Uncertainty : 0.005 mag = 1.92E-30 Significance : uncertainty Freq or Vel. : 2.159 microns (OBS )= 1.39E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 4" aperture
No. 20 Reference Code : 20032MASX.C.......: Freq. targeted : K_s_14arcsec (2MASS) Measurement : 9.906 mag = 7.27E-28 W m^-2^ Hz^-1^ Uncertainty : 0.004 mag = 2.68E-30 Significance : 1 sigma uncert. Freq or Vel. : 2.17 microns (OBS )= 1.38E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 202344.86 -191931.5 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data; Corrected for contaminating sources Qualifiers : 14.0 x 14.0 arcsec aperture.
No. 21 Reference Code : 20032MASX.C.......: Freq. targeted : K_s Measurement : 8.455 mag = 2.77E-27 W m^-2^ Hz^-1^ Uncertainty : 0.021 mag = 5.40E-29 Significance : 1 sigma uncert. Freq or Vel. : 2.17 microns (OBS )= 1.38E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 202344.86 -191931.5 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data; Corrected for contaminating sources Qualifiers : 106.4 x 100.0 arcsec integration area.
No. 22 Reference Code : 20032MASX.C.......: Freq. targeted : K_s Measurement : 8.331 mag = 3.10E-27 W m^-2^ Hz^-1^ Uncertainty : 0.020 mag = 5.77E-29 Significance : 1 sigma uncert. Freq or Vel. : 2.17 microns (OBS )= 1.38E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 202344.86 -191931.5 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers :
No. 23 Reference Code : 2011ApJ...731L..41B Freq. targeted : 1.4 GHz (VLA) Measurement : 0.7 milliJy = 7.00E-30 W m^-2^ Hz^-1^ Uncertainty : 0.5 milliJy = 5.00E-30 Significance : uncertainty Freq or Vel. : 1.4 GHz (OBS )= 1.40E+09 Hz Frequency mode : Broad-band measurement Coord. targeted: 20 23 44.883 -19 19 31.51 (J2000) Spatial mode : Flux integrated from map Notes : From reprocessed raw data Qualifiers :

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