NASA/IPAC EXTRAGALACTIC DATABASE
Date and Time of the Query: 2019-02-15 T15:59:43 PST
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Spectral Energy Distribution (SED) for NGC 2497:

19 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) 14.15 +/- 0.17 mag 6.81E+14 9.32E-03 +/- 1.58E-03 Jy Broad-band 1991RC3.9.C...0000d 1
2 B (m_B^0) 13.92 ... mag 6.81E+14 1.15E-02 ... Jy Broad-band 1991RC3.9.C...0000d 2
3 m_p 14.5 +/- 0.4 mag 6.81E+14 6.75E-03 +/- 3.01E-03 Jy Broad-band 1968CGCG4.C...0000Z 3
4 J (2MASS/FLWO) 12.298 +/- 0.009 mag 2.43E+14 1.92E-02 +/- 1.59E-04 Jy Broad-band 4" aperture 2006AJ....131.1163S 4
5 J (2MASS/FLWO) 12.755 +/- 0.066 mag 2.43E+14 1.26E-02 +/- 7.66E-04 Jy Broad-band Profile-fit; Poor quality 2006AJ....131.1163S 5
6 J 11.033 +/- 0.019 mag 2.40E+14 6.15E-02 +/- 1.09E-03 Jy Broad-band 55.2 x 51.9 arcsec integration area. 20032MASX.C.......: 6
7 J 10.760 +/- 0.022 mag 2.40E+14 7.91E-02 +/- 1.62E-03 Jy Broad-band 20032MASX.C.......: 7
8 J_14arcsec (2MASS) 11.862 +/- 0.006 mag 2.40E+14 2.87E-02 +/- 1.59E-04 Jy Broad-band 14.0 x 14.0 arcsec aperture. 20032MASX.C.......: 8
9 H 10.053 +/- 0.026 mag 1.82E+14 9.75E-02 +/- 2.36E-03 Jy Broad-band 20032MASX.C.......: 9
10 H_14arcsec (2MASS) 11.122 +/- 0.006 mag 1.82E+14 3.64E-02 +/- 2.02E-04 Jy Broad-band 14.0 x 14.0 arcsec aperture. 20032MASX.C.......: 10
11 H 10.319 +/- 0.025 mag 1.82E+14 7.63E-02 +/- 1.78E-03 Jy Broad-band 55.2 x 51.9 arcsec integration area. 20032MASX.C.......: 11
12 H (2MASS/FLWO) 12.011 +/- 0.062 mag 1.80E+14 1.61E-02 +/- 9.17E-04 Jy Broad-band Profile-fit; Poor quality 2006AJ....131.1163S 12
13 H (2MASS/FLWO) 11.531 +/- 0.016 mag 1.80E+14 2.50E-02 +/- 3.68E-04 Jy Broad-band 4" aperture 2006AJ....131.1163S 13
14 K_s (2MASS/FLWO) 11.237 +/- 0.011 mag 1.39E+14 2.13E-02 +/- 2.16E-04 Jy Broad-band 4" aperture 2006AJ....131.1163S 14
15 K_s (2MASS/FLWO) 11.477 +/- 0.038 mag 1.39E+14 1.71E-02 +/- 5.99E-04 Jy Broad-band Profile-fit; Poor quality 2006AJ....131.1163S 15
16 K_s_14arcsec (2MASS) 10.826 +/- 0.009 mag 1.38E+14 3.12E-02 +/- 2.59E-04 Jy Broad-band 14.0 x 14.0 arcsec aperture. 20032MASX.C.......: 16
17 K_s 9.766 +/- 0.039 mag 1.38E+14 8.27E-02 +/- 3.03E-03 Jy Broad-band 20032MASX.C.......: 17
18 K_s 10.018 +/- 0.037 mag 1.38E+14 6.56E-02 +/- 2.27E-03 Jy Broad-band 55.2 x 51.9 arcsec integration area. 20032MASX.C.......: 18
19 1.4 GHz (VLA) 20.8 ... milliJy 1.40E+09 2.08E-02 ... Jy Broad-band 2002AJ....124..675C 19


Detailed Information for Each Entry

 No. 1
Reference Code : 1991RC3.9.C...0000d
Freq. targeted : B (m_B)             
Measurement    :  14.15       mag                  = 9.32E-29 W m^-2^ Hz^-1^
Uncertainty    :  0.17        mag                  = 1.58E-29
Significance   : rms uncertainty
Freq or Vel.   : 4400         A            (OBS   )= 6.81E+14 Hz
Frequency mode : Broad-band measurement
Coord. targeted: 075808.8        +57 455 (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 : 13.92 mag = 1.15E-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: 075808.8 +57 455 (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 : 1968CGCG4.C...0000Z Freq. targeted : m_p Measurement : 14.5 mag = 6.75E-29 W m^-2^ Hz^-1^ Uncertainty : 0.4 mag = 3.01E-29 Significance : rms noise Freq or Vel. : 4400 A (OBS )= 6.81E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 075818.0 +570500. (B1950) Spatial mode : Estimated by eye Notes : From new raw data Qualifiers :
No. 4 Reference Code : 2006AJ....131.1163S Freq. targeted : J (2MASS/FLWO) Measurement : 12.298 mag = 1.92E-28 W m^-2^ Hz^-1^ Uncertainty : 0.009 mag = 1.59E-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. 5 Reference Code : 2006AJ....131.1163S Freq. targeted : J (2MASS/FLWO) Measurement : 12.755 mag = 1.26E-28 W m^-2^ Hz^-1^ Uncertainty : 0.066 mag = 7.66E-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 : Profile-fit; Poor quality
No. 6 Reference Code : 20032MASX.C.......: Freq. targeted : J Measurement : 11.033 mag = 6.15E-28 W m^-2^ Hz^-1^ Uncertainty : 0.019 mag = 1.09E-29 Significance : 1 sigma uncert. Freq or Vel. : 1.25 microns (OBS )= 2.40E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 080211.13 +565632.4 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data; Corrected for contaminating sources Qualifiers : 55.2 x 51.9 arcsec integration area.
No. 7 Reference Code : 20032MASX.C.......: Freq. targeted : J Measurement : 10.760 mag = 7.91E-28 W m^-2^ Hz^-1^ Uncertainty : 0.022 mag = 1.62E-29 Significance : 1 sigma uncert. Freq or Vel. : 1.25 microns (OBS )= 2.40E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 080211.13 +565632.4 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers :
No. 8 Reference Code : 20032MASX.C.......: Freq. targeted : J_14arcsec (2MASS) Measurement : 11.862 mag = 2.87E-28 W m^-2^ Hz^-1^ Uncertainty : 0.006 mag = 1.59E-30 Significance : 1 sigma uncert. Freq or Vel. : 1.25 microns (OBS )= 2.40E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 080211.13 +565632.4 (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 : H Measurement : 10.053 mag = 9.75E-28 W m^-2^ Hz^-1^ Uncertainty : 0.026 mag = 2.36E-29 Significance : 1 sigma uncert. Freq or Vel. : 1.65 microns (OBS )= 1.82E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 080211.13 +565632.4 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers :
No. 10 Reference Code : 20032MASX.C.......: Freq. targeted : H_14arcsec (2MASS) Measurement : 11.122 mag = 3.64E-28 W m^-2^ Hz^-1^ Uncertainty : 0.006 mag = 2.02E-30 Significance : 1 sigma uncert. Freq or Vel. : 1.65 microns (OBS )= 1.82E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 080211.13 +565632.4 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 14.0 x 14.0 arcsec aperture.
No. 11 Reference Code : 20032MASX.C.......: Freq. targeted : H Measurement : 10.319 mag = 7.63E-28 W m^-2^ Hz^-1^ Uncertainty : 0.025 mag = 1.78E-29 Significance : 1 sigma uncert. Freq or Vel. : 1.65 microns (OBS )= 1.82E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 080211.13 +565632.4 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data; Corrected for contaminating sources Qualifiers : 55.2 x 51.9 arcsec integration area.
No. 12 Reference Code : 2006AJ....131.1163S Freq. targeted : H (2MASS/FLWO) Measurement : 12.011 mag = 1.61E-28 W m^-2^ Hz^-1^ Uncertainty : 0.062 mag = 9.17E-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 : Profile-fit; Poor quality
No. 13 Reference Code : 2006AJ....131.1163S Freq. targeted : H (2MASS/FLWO) Measurement : 11.531 mag = 2.50E-28 W m^-2^ Hz^-1^ Uncertainty : 0.016 mag = 3.68E-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. 14 Reference Code : 2006AJ....131.1163S Freq. targeted : K_s (2MASS/FLWO) Measurement : 11.237 mag = 2.13E-28 W m^-2^ Hz^-1^ Uncertainty : 0.011 mag = 2.16E-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. 15 Reference Code : 2006AJ....131.1163S Freq. targeted : K_s (2MASS/FLWO) Measurement : 11.477 mag = 1.71E-28 W m^-2^ Hz^-1^ Uncertainty : 0.038 mag = 5.99E-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 : Profile-fit; Poor quality
No. 16 Reference Code : 20032MASX.C.......: Freq. targeted : K_s_14arcsec (2MASS) Measurement : 10.826 mag = 3.12E-28 W m^-2^ Hz^-1^ Uncertainty : 0.009 mag = 2.59E-30 Significance : 1 sigma uncert. Freq or Vel. : 2.17 microns (OBS )= 1.38E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 080211.13 +565632.4 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 14.0 x 14.0 arcsec aperture.
No. 17 Reference Code : 20032MASX.C.......: Freq. targeted : K_s Measurement : 9.766 mag = 8.27E-28 W m^-2^ Hz^-1^ Uncertainty : 0.039 mag = 3.03E-29 Significance : 1 sigma uncert. Freq or Vel. : 2.17 microns (OBS )= 1.38E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 080211.13 +565632.4 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers :
No. 18 Reference Code : 20032MASX.C.......: Freq. targeted : K_s Measurement : 10.018 mag = 6.56E-28 W m^-2^ Hz^-1^ Uncertainty : 0.037 mag = 2.27E-29 Significance : 1 sigma uncert. Freq or Vel. : 2.17 microns (OBS )= 1.38E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 080211.13 +565632.4 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data; Corrected for contaminating sources Qualifiers : 55.2 x 51.9 arcsec integration area.
No. 19 Reference Code : 2002AJ....124..675C Freq. targeted : 1.4 GHz (VLA) Measurement : 20.8 milliJy = 2.08E-28 W m^-2^ Hz^-1^ Uncertainty : milliJy = 0.00E+00 Significance : no uncertainty reported Freq or Vel. : 1.4 GHz (OBS )= 1.40E+09 Hz Frequency mode : Broad-band measurement Coord. targeted: Spatial mode : Flux integrated from map Notes : Averaged from previously published data Qualifiers :

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