NASA/IPAC EXTRAGALACTIC DATABASE
Date and Time of the Query: 2019-04-25 T21:58:01 PDT
Help | Comment | NED Home

Spectral Energy Distribution (SED) for NGC 2494:

31 Data Points
 Click to zoom in at a position of interest (uses a separate window). 
Select zoom factor:  

                Postscript version of the SED plot






  New options   Format tabular data as:


Photometric Data --- Published and Homogenized [Frequency, Flux Density] Units

  Published UnitsHomogenized Units [Frequency, Flux Density]  
No.Observed PassbandMeasurementUncertaintyUnitsFreq (Hz)MeasurementUncertaintyUnitsModeAperture/QualifiersReference CodeNo.
1 FUV (GALEX) AB 18.1410 +/- 0.0954367 mag 1.95E+15 2.01E-04 +/- 1.77E-05 Jy Broad-band Kron flux in elliptical aperture 2012GASC..C...0000S 1
2 FUV (GALEX) AB 19.6935 +/- 0.209333 mag 1.95E+15 4.82E-05 +/- 9.28E-06 Jy Broad-band Flux in 7.5 arcsec diameter aperture 2012GASC..C...0000S 2
3 NUV (GALEX) AB 16.9199 +/- 0.0300326 mag 1.29E+15 6.20E-04 +/- 1.71E-05 Jy Broad-band Kron flux in elliptical aperture 2012GASC..C...0000S 3
4 NUV (GALEX) AB 18.3024 +/- 0.0612866 mag 1.29E+15 1.73E-04 +/- 9.79E-06 Jy Broad-band Flux in 7.5 arcsec diameter aperture 2012GASC..C...0000S 4
5 B (m_B) 14.10 +/- 0.30 mag 6.81E+14 9.76E-03 +/- 3.11E-03 Jy Broad-band 1991RC3.9.C...0000d 5
6 m_p 14.2 +/- 0.4 mag 6.81E+14 8.90E-03 +/- 3.96E-03 Jy Broad-band 1961CGCG1.C...0000Z 6
7 J (2MASS/CTIO) 13.397 +/- 0.102 mag 2.43E+14 6.98E-03 +/- 6.55E-04 Jy Broad-band Profile-fit; Poor quality 2006AJ....131.1163S 7
8 J (2MASS/CTIO) 12.664 +/- 0.013 mag 2.43E+14 1.37E-02 +/- 1.64E-04 Jy Broad-band 4" aperture 2006AJ....131.1163S 8
9 J (2MASS/CTIO) ... >12.92 mag 2.43E+14 < 1.08E-02 Jy Broad-band 2006AJ....131.1163S 9
10 J 11.283 +/- 0.028 mag 2.40E+14 4.88E-02 +/- 1.28E-03 Jy Broad-band 20032MASX.C.......: 10
11 J_14arcsec (2MASS) 12.064 +/- 0.009 mag 2.40E+14 2.38E-02 +/- 1.98E-04 Jy Broad-band 14.0 x 14.0 arcsec aperture. 20032MASX.C.......: 11
12 J 11.370 +/- 0.022 mag 2.40E+14 4.51E-02 +/- 9.23E-04 Jy Broad-band 49.4 x 29.6 arcsec integration area. 20032MASX.C.......: 12
13 H_14arcsec (2MASS) 11.341 +/- 0.011 mag 1.82E+14 2.98E-02 +/- 3.03E-04 Jy Broad-band 14.0 x 14.0 arcsec aperture. 20032MASX.C.......: 13
14 H 10.601 +/- 0.031 mag 1.82E+14 5.89E-02 +/- 1.71E-03 Jy Broad-band 20032MASX.C.......: 14
15 H 10.662 +/- 0.033 mag 1.82E+14 5.57E-02 +/- 1.72E-03 Jy Broad-band 49.4 x 29.6 arcsec integration area. 20032MASX.C.......: 15
16 H (2MASS/CTIO) 12.855 +/- 0.127 mag 1.80E+14 7.38E-03 +/- 8.64E-04 Jy Broad-band Profile-fit; Poor quality 2006AJ....131.1163S 16
17 H (2MASS/CTIO) ... >12.181 mag 1.80E+14 < 1.37E-02 Jy Broad-band 2006AJ....131.1163S 17
18 H (2MASS/CTIO) 11.92 +/- 0.017 mag 1.80E+14 1.75E-02 +/- 2.74E-04 Jy Broad-band 4" aperture 2006AJ....131.1163S 18
19 K_s (2MASS/CTIO) 11.556 +/- 0.024 mag 1.39E+14 1.59E-02 +/- 3.52E-04 Jy Broad-band 4" aperture 2006AJ....131.1163S 19
20 K_s (2MASS/CTIO) 12.258 +/- 0.089 mag 1.39E+14 8.33E-03 +/- 6.83E-04 Jy Broad-band Profile-fit; Poor quality 2006AJ....131.1163S 20
21 K_s (2MASS/CTIO) 13.592 +/- 0.171 mag 1.39E+14 2.44E-03 +/- 3.84E-04 Jy Broad-band Profile-fit; Confusion 2006AJ....131.1163S 21
22 K_s (2MASS/CTIO) 11.851 +/- 0.021 mag 1.39E+14 1.21E-02 +/- 2.34E-04 Jy Broad-band 4" aperture; Confusion 2006AJ....131.1163S 22
23 K_s 10.214 +/- 0.042 mag 1.38E+14 5.48E-02 +/- 2.16E-03 Jy Broad-band 20032MASX.C.......: 23
24 K_s 10.319 +/- 0.044 mag 1.38E+14 4.97E-02 +/- 2.06E-03 Jy Broad-band 49.4 x 29.6 arcsec integration area. 20032MASX.C.......: 24
25 K_s_14arcsec (2MASS) 10.991 +/- 0.015 mag 1.38E+14 2.68E-02 +/- 3.72E-04 Jy Broad-band 14.0 x 14.0 arcsec aperture. 20032MASX.C.......: 25
26 12 microns (IRAS) 2.186E-01 +/- 13 % Jy 2.50E+13 2.19E-01 +/- 2.84E-02 Jy Broad-band IRAS quality flag = 3 1990IRASF.C...0000M 26
27 25 microns (IRAS) 4.526E-01 +/- 10 % Jy 1.20E+13 4.53E-01 +/- 2.19E-02 Jy Broad-band IRAS quality flag = 3 1990IRASF.C...0000M 27
28 60 microns (IRAS) 2.842E+00 +/- 6 % Jy 5.00E+12 2.84E+00 +/- 1.71E-01 Jy Broad-band IRAS quality flag = 2 1990IRASF.C...0000M 28
29 100 microns (IRAS) 6.140E+00 +/- 6 % Jy 3.00E+12 6.14E+00 +/- 3.68E-01 Jy Broad-band IRAS quality flag = 2 1990IRASF.C...0000M 29
30 1.4 GHz (VLA) 20.3 ... milliJy 1.40E+09 2.03E-02 ... Jy Broad-band 2002AJ....124..675C 30
31 1.4GHz 21.2 +/- 1.1 milliJy 1.40E+09 2.12E-02 +/- 1.10E-03 Jy Broad-band 1998AJ....115.1693C 31


Detailed Information for Each Entry

 No. 1
Reference Code : 2012GASC..C...0000S
Freq. targeted : FUV (GALEX) AB      
Measurement    :  18.1410     mag                  = 2.01E-30 W m^-2^ Hz^-1^
Uncertainty    :  0.0954367   mag                  = 1.77E-31
Significance   : uncertainty
Freq or Vel.   : 1538.6       A            (OBS   )= 1.95E+15 Hz
Frequency mode : Broad-band measurement
Coord. targeted: 119.77958014821 -0.637856585304 (J2000)
Spatial mode   : Flux integrated from map
Notes          : From new raw data
Qualifiers     : Kron flux in elliptical aperture        

No. 2 Reference Code : 2012GASC..C...0000S Freq. targeted : FUV (GALEX) AB Measurement : 19.6935 mag = 4.82E-31 W m^-2^ Hz^-1^ Uncertainty : 0.209333 mag = 9.28E-32 Significance : uncertainty Freq or Vel. : 1538.6 A (OBS )= 1.95E+15 Hz Frequency mode : Broad-band measurement Coord. targeted: 119.77958014821 -0.637856585304 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : Flux in 7.5 arcsec diameter aperture
No. 3 Reference Code : 2012GASC..C...0000S Freq. targeted : NUV (GALEX) AB Measurement : 16.9199 mag = 6.20E-30 W m^-2^ Hz^-1^ Uncertainty : 0.0300326 mag = 1.71E-31 Significance : uncertainty Freq or Vel. : 2315.7 A (OBS )= 1.29E+15 Hz Frequency mode : Broad-band measurement Coord. targeted: 119.77958014821 -0.637856585304 (J2000) Spatial mode : Flux integrated from map Notes : From new raw data Qualifiers : Kron flux in elliptical aperture
No. 4 Reference Code : 2012GASC..C...0000S Freq. targeted : NUV (GALEX) AB Measurement : 18.3024 mag = 1.73E-30 W m^-2^ Hz^-1^ Uncertainty : 0.0612866 mag = 9.79E-32 Significance : uncertainty Freq or Vel. : 2315.7 A (OBS )= 1.29E+15 Hz Frequency mode : Broad-band measurement Coord. targeted: 119.77958014821 -0.637856585304 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : Flux in 7.5 arcsec diameter aperture
No. 5 Reference Code : 1991RC3.9.C...0000d Freq. targeted : B (m_B) Measurement : 14.10 mag = 9.76E-29 W m^-2^ Hz^-1^ Uncertainty : 0.30 mag = 3.11E-29 Significance : rms uncertainty Freq or Vel. : 4400 A (OBS )= 6.81E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 075634.0 - 03004 (B1950) Spatial mode : Multiple methods Notes : Homogenized from new and previously published data; Standard Johnson UBVRI filters assumed Qualifiers :
No. 6 Reference Code : 1961CGCG1.C...0000Z Freq. targeted : m_p Measurement : 14.2 mag = 8.90E-29 W m^-2^ Hz^-1^ Uncertainty : 0.4 mag = 3.96E-29 Significance : rms noise Freq or Vel. : 4400 A (OBS )= 6.81E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 075636.0 -003000. (B1950) Spatial mode : Estimated by eye Notes : From new raw data Qualifiers :
No. 7 Reference Code : 2006AJ....131.1163S Freq. targeted : J (2MASS/CTIO) Measurement : 13.397 mag = 6.98E-29 W m^-2^ Hz^-1^ Uncertainty : 0.102 mag = 6.55E-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. 8 Reference Code : 2006AJ....131.1163S Freq. targeted : J (2MASS/CTIO) Measurement : 12.664 mag = 1.37E-28 W m^-2^ Hz^-1^ Uncertainty : 0.013 mag = 1.64E-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 : >12.92 mag < 1.08E-28 W m^-2^ Hz^-1^ Uncertainty : Significance : 95% confidence 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 :
No. 10 Reference Code : 20032MASX.C.......: Freq. targeted : J Measurement : 11.283 mag = 4.88E-28 W m^-2^ Hz^-1^ Uncertainty : 0.028 mag = 1.28E-29 Significance : 1 sigma uncert. Freq or Vel. : 1.25 microns (OBS )= 2.40E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 075907.14 -003816.5 (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 : 12.064 mag = 2.38E-28 W m^-2^ Hz^-1^ Uncertainty : 0.009 mag = 1.98E-30 Significance : 1 sigma uncert. Freq or Vel. : 1.25 microns (OBS )= 2.40E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 075907.14 -003816.5 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 14.0 x 14.0 arcsec aperture.
No. 12 Reference Code : 20032MASX.C.......: Freq. targeted : J Measurement : 11.370 mag = 4.51E-28 W m^-2^ Hz^-1^ Uncertainty : 0.022 mag = 9.23E-30 Significance : 1 sigma uncert. Freq or Vel. : 1.25 microns (OBS )= 2.40E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 075907.14 -003816.5 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 49.4 x 29.6 arcsec integration area.
No. 13 Reference Code : 20032MASX.C.......: Freq. targeted : H_14arcsec (2MASS) Measurement : 11.341 mag = 2.98E-28 W m^-2^ Hz^-1^ Uncertainty : 0.011 mag = 3.03E-30 Significance : 1 sigma uncert. Freq or Vel. : 1.65 microns (OBS )= 1.82E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 075907.14 -003816.5 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 14.0 x 14.0 arcsec aperture.
No. 14 Reference Code : 20032MASX.C.......: Freq. targeted : H Measurement : 10.601 mag = 5.89E-28 W m^-2^ Hz^-1^ Uncertainty : 0.031 mag = 1.71E-29 Significance : 1 sigma uncert. Freq or Vel. : 1.65 microns (OBS )= 1.82E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 075907.14 -003816.5 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers :
No. 15 Reference Code : 20032MASX.C.......: Freq. targeted : H Measurement : 10.662 mag = 5.57E-28 W m^-2^ Hz^-1^ Uncertainty : 0.033 mag = 1.72E-29 Significance : 1 sigma uncert. Freq or Vel. : 1.65 microns (OBS )= 1.82E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 075907.14 -003816.5 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 49.4 x 29.6 arcsec integration area.
No. 16 Reference Code : 2006AJ....131.1163S Freq. targeted : H (2MASS/CTIO) Measurement : 12.855 mag = 7.38E-29 W m^-2^ Hz^-1^ Uncertainty : 0.127 mag = 8.64E-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. 17 Reference Code : 2006AJ....131.1163S Freq. targeted : H (2MASS/CTIO) Measurement : >12.181 mag < 1.37E-28 W m^-2^ Hz^-1^ Uncertainty : Significance : 95% confidence 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 :
No. 18 Reference Code : 2006AJ....131.1163S Freq. targeted : H (2MASS/CTIO) Measurement : 11.92 mag = 1.75E-28 W m^-2^ Hz^-1^ Uncertainty : 0.017 mag = 2.74E-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. 19 Reference Code : 2006AJ....131.1163S Freq. targeted : K_s (2MASS/CTIO) Measurement : 11.556 mag = 1.59E-28 W m^-2^ Hz^-1^ Uncertainty : 0.024 mag = 3.52E-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 : 2006AJ....131.1163S Freq. targeted : K_s (2MASS/CTIO) Measurement : 12.258 mag = 8.33E-29 W m^-2^ Hz^-1^ Uncertainty : 0.089 mag = 6.83E-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. 21 Reference Code : 2006AJ....131.1163S Freq. targeted : K_s (2MASS/CTIO) Measurement : 13.592 mag = 2.44E-29 W m^-2^ Hz^-1^ Uncertainty : 0.171 mag = 3.84E-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; Confusion
No. 22 Reference Code : 2006AJ....131.1163S Freq. targeted : K_s (2MASS/CTIO) Measurement : 11.851 mag = 1.21E-28 W m^-2^ Hz^-1^ Uncertainty : 0.021 mag = 2.34E-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; Confusion
No. 23 Reference Code : 20032MASX.C.......: Freq. targeted : K_s Measurement : 10.214 mag = 5.48E-28 W m^-2^ Hz^-1^ Uncertainty : 0.042 mag = 2.16E-29 Significance : 1 sigma uncert. Freq or Vel. : 2.17 microns (OBS )= 1.38E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 075907.14 -003816.5 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers :
No. 24 Reference Code : 20032MASX.C.......: Freq. targeted : K_s Measurement : 10.319 mag = 4.97E-28 W m^-2^ Hz^-1^ Uncertainty : 0.044 mag = 2.06E-29 Significance : 1 sigma uncert. Freq or Vel. : 2.17 microns (OBS )= 1.38E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 075907.14 -003816.5 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 49.4 x 29.6 arcsec integration area.
No. 25 Reference Code : 20032MASX.C.......: Freq. targeted : K_s_14arcsec (2MASS) Measurement : 10.991 mag = 2.68E-28 W m^-2^ Hz^-1^ Uncertainty : 0.015 mag = 3.72E-30 Significance : 1 sigma uncert. Freq or Vel. : 2.17 microns (OBS )= 1.38E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 075907.14 -003816.5 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 14.0 x 14.0 arcsec aperture.
No. 26 Reference Code : 1990IRASF.C...0000M Freq. targeted : 12 microns (IRAS) Measurement : 2.186E-01 Jy = 2.19E-27 W m^-2^ Hz^-1^ Uncertainty : 13 % Jy = 2.84E-28 Significance : uncertainty Freq or Vel. : 12 microns (OBS )= 2.50E+13 Hz Frequency mode : Broad-band measurement Coord. targeted: 075634.2 -003004 (B1950) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : IRAS quality flag = 3
No. 27 Reference Code : 1990IRASF.C...0000M Freq. targeted : 25 microns (IRAS) Measurement : 4.526E-01 Jy = 4.53E-27 W m^-2^ Hz^-1^ Uncertainty : 10 % Jy = 2.19E-28 Significance : uncertainty Freq or Vel. : 25 microns (OBS )= 1.20E+13 Hz Frequency mode : Broad-band measurement Coord. targeted: 075634.2 -003004 (B1950) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : IRAS quality flag = 3
No. 28 Reference Code : 1990IRASF.C...0000M Freq. targeted : 60 microns (IRAS) Measurement : 2.842E+00 Jy = 2.84E-26 W m^-2^ Hz^-1^ Uncertainty : 6 % Jy = 1.70E-27 Significance : uncertainty Freq or Vel. : 60 microns (OBS )= 5.00E+12 Hz Frequency mode : Broad-band measurement Coord. targeted: 075634.2 -003004 (B1950) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : IRAS quality flag = 2
No. 29 Reference Code : 1990IRASF.C...0000M Freq. targeted : 100 microns (IRAS) Measurement : 6.140E+00 Jy = 6.14E-26 W m^-2^ Hz^-1^ Uncertainty : 6 % Jy = 3.68E-27 Significance : uncertainty Freq or Vel. : 100 microns (OBS )= 3.00E+12 Hz Frequency mode : Broad-band measurement Coord. targeted: 075634.2 -003004 (B1950) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : IRAS quality flag = 2
No. 30 Reference Code : 2002AJ....124..675C Freq. targeted : 1.4 GHz (VLA) Measurement : 20.3 milliJy = 2.03E-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 :
No. 31 Reference Code : 1998AJ....115.1693C Freq. targeted : 1.4GHz Measurement : 21.2 milliJy = 2.12E-28 W m^-2^ Hz^-1^ Uncertainty : 1.1 milliJy = 1.10E-29 Significance : uncertainty Freq or Vel. : 1.40 GHz (OBS )= 1.40E+09 Hz Frequency mode : Broad-band measurement Coord. targeted: 07 59 7.09 -00 38 18.0 (J2000) Spatial mode : Flux integrated from map Notes : From new raw data Qualifiers :

Back to NED Home