NASA/IPAC EXTRAGALACTIC DATABASE
Date and Time of the Query: 2019-05-23 T17:48:51 PDT
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Spectral Energy Distribution (SED) for NGC 2811:

31 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 FUV (GALEX) AB 17.5179 +/- 0.0798176 mag 1.95E+15 3.57E-04 +/- 2.63E-05 Jy Broad-band Kron flux in elliptical aperture 2012GASC..C...0000S 1
2 FUV (GALEX) AB 20.4605 +/- 0.309970 mag 1.95E+15 2.38E-05 +/- 6.78E-06 Jy Broad-band Flux in 7.5 arcsec diameter aperture 2012GASC..C...0000S 2
3 NUV (GALEX) AB 16.5545 +/- 0.0305107 mag 1.29E+15 8.67E-04 +/- 2.44E-05 Jy Broad-band Kron flux in elliptical aperture 2012GASC..C...0000S 3
4 NUV (GALEX) AB 19.6532 +/- 0.123974 mag 1.29E+15 5.00E-05 +/- 5.70E-06 Jy Broad-band Flux in 7.5 arcsec diameter aperture 2012GASC..C...0000S 4
5 U (U_T) 12.82 +/- 0.13 mag 8.19E+14 1.35E-02 +/- 1.74E-03 Jy Broad-band 1991RC3.9.C...0000d 5
6 U (U_T^0) 12.20 ... mag 8.19E+14 2.39E-02 ... Jy Broad-band 1991RC3.9.C...0000d 6
7 B (B_T) 12.23 +/- 0.13 mag 6.81E+14 5.46E-02 +/- 6.95E-03 Jy Broad-band 1991RC3.9.C...0000d 7
8 B (m_B) 12.66 +/- 0.19 mag 6.81E+14 3.68E-02 +/- 7.03E-03 Jy Broad-band 1991RC3.9.C...0000d 8
9 B (B_T^0) 11.74 ... mag 6.81E+14 8.58E-02 ... Jy Broad-band 1991RC3.9.C...0000d 9
10 V (V_T^0) 10.95 ... mag 5.42E+14 1.52E-01 ... Jy Broad-band 1991RC3.9.C...0000d 10
11 V (V_T) 11.27 +/- 0.13 mag 5.42E+14 1.13E-01 +/- 1.44E-02 Jy Broad-band 1991RC3.9.C...0000d 11
12 J (2MASS/CTIO) 11.461 +/- 0.092 mag 2.43E+14 4.15E-02 +/- 3.52E-03 Jy Broad-band Profile-fit; Poor quality 2006AJ....131.1163S 12
13 J (2MASS/CTIO) 10.775 +/- 0.006 mag 2.43E+14 7.81E-02 +/- 4.31E-04 Jy Broad-band 4" aperture 2006AJ....131.1163S 13
14 J 8.943 +/- 0.009 mag 2.40E+14 4.21E-01 +/- 3.51E-03 Jy Broad-band 20032MASX.C.......: 14
15 J_14arcsec (2MASS) 10.212 +/- 0.002 mag 2.40E+14 1.31E-01 +/- 2.41E-04 Jy Broad-band 14.0 x 14.0 arcsec aperture. 20032MASX.C.......: 15
16 J 9.006 +/- 0.009 mag 2.40E+14 3.98E-01 +/- 3.31E-03 Jy Broad-band 143.0 x 54.3 arcsec integration area. 20032MASX.C.......: 16
17 H 8.231 +/- 0.010 mag 1.82E+14 5.22E-01 +/- 4.83E-03 Jy Broad-band 20032MASX.C.......: 17
18 H_14arcsec (2MASS) 9.499 +/- 0.002 mag 1.82E+14 1.62E-01 +/- 2.99E-04 Jy Broad-band 14.0 x 14.0 arcsec aperture. 20032MASX.C.......: 18
19 H 8.293 +/- 0.011 mag 1.82E+14 4.93E-01 +/- 5.02E-03 Jy Broad-band 143.0 x 54.3 arcsec integration area. 20032MASX.C.......: 19
20 H (2MASS/CTIO) 10.051 +/- 0.005 mag 1.80E+14 9.77E-02 +/- 4.50E-04 Jy Broad-band 4" aperture 2006AJ....131.1163S 20
21 H (2MASS/CTIO) 10.891 +/- 0.142 mag 1.80E+14 4.51E-02 +/- 5.89E-03 Jy Broad-band Profile-fit; Poor quality 2006AJ....131.1163S 21
22 K_s (2MASS/CTIO) 9.791 +/- 0.009 mag 1.39E+14 8.08E-02 +/- 6.70E-04 Jy Broad-band 4" aperture 2006AJ....131.1163S 22
23 K_s (2MASS/CTIO) 10.486 +/- 0.106 mag 1.39E+14 4.26E-02 +/- 4.16E-03 Jy Broad-band Profile-fit; Poor quality 2006AJ....131.1163S 23
24 K_s 8.038 +/- 0.016 mag 1.38E+14 4.06E-01 +/- 6.03E-03 Jy Broad-band 143.0 x 54.3 arcsec integration area. 20032MASX.C.......: 24
25 K_s 7.976 +/- 0.015 mag 1.38E+14 4.30E-01 +/- 5.98E-03 Jy Broad-band 20032MASX.C.......: 25
26 K_s_14arcsec (2MASS) 9.223 +/- 0.003 mag 1.38E+14 1.36E-01 +/- 3.77E-04 Jy Broad-band 14.0 x 14.0 arcsec aperture. 20032MASX.C.......: 26
27 12 microns (IRAS) 8.989E-02 +/- 22 % Jy 2.50E+13 8.99E-02 +/- 1.98E-02 Jy Broad-band IRAS quality flag = 2 1990IRASF.C...0000M 27
28 25 microns (IRAS) ... <1.229E-01 Jy 1.20E+13 < 1.23E-01 Jy Broad-band 1990IRASF.C...0000M 28
29 60 microns (IRAS) 4.525E-01 +/- 10 % Jy 5.00E+12 4.53E-01 +/- 4.52E-02 Jy Broad-band IRAS quality flag = 3 1990IRASF.C...0000M 29
30 100 microns (IRAS) 1.765E+00 +/- 11 % Jy 3.00E+12 1.76E+00 +/- 1.94E-01 Jy Broad-band IRAS quality flag = 2 1990IRASF.C...0000M 30
31 HI (21 cm line) 0.9 +/- 0.6 Jy km sec^-1^ 1.42E+09 4.18E+03 +/- 2.79E+03 Jy-Hz Line 1998A&AS..130..333T 31


Detailed Information for Each Entry

 No. 1
Reference Code : 2012GASC..C...0000S
Freq. targeted : FUV (GALEX) AB      
Measurement    :  17.5179     mag                  = 3.57E-30 W m^-2^ Hz^-1^
Uncertainty    :  0.0798176   mag                  = 2.63E-31
Significance   : uncertainty
Freq or Vel.   : 1538.6       A            (OBS   )= 1.95E+15 Hz
Frequency mode : Broad-band measurement
Coord. targeted: 139.04680877128 -16.31274928741 (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 : 20.4605 mag = 2.38E-31 W m^-2^ Hz^-1^ Uncertainty : 0.309970 mag = 6.78E-32 Significance : uncertainty Freq or Vel. : 1538.6 A (OBS )= 1.95E+15 Hz Frequency mode : Broad-band measurement Coord. targeted: 139.04680877128 -16.31274928741 (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 : 16.5545 mag = 8.67E-30 W m^-2^ Hz^-1^ Uncertainty : 0.0305107 mag = 2.44E-31 Significance : uncertainty Freq or Vel. : 2315.7 A (OBS )= 1.29E+15 Hz Frequency mode : Broad-band measurement Coord. targeted: 139.04680877128 -16.31274928741 (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 : 19.6532 mag = 5.00E-31 W m^-2^ Hz^-1^ Uncertainty : 0.123974 mag = 5.70E-32 Significance : uncertainty Freq or Vel. : 2315.7 A (OBS )= 1.29E+15 Hz Frequency mode : Broad-band measurement Coord. targeted: 139.04680877128 -16.31274928741 (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 : U (U_T) Measurement : 12.82 mag = 1.35E-28 W m^-2^ Hz^-1^ Uncertainty : 0.13 mag = 1.74E-29 Significance : rms uncertainty Freq or Vel. : 3660 A (OBS )= 8.19E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 091350.3 -16 614 (B1950) Spatial mode : From multi-aperture data Notes : Homogenized from new and previously published data; Standard Johnson UBVRI filters assumed Qualifiers :
No. 6 Reference Code : 1991RC3.9.C...0000d Freq. targeted : U (U_T^0) Measurement : 12.20 mag = 2.39E-28 W m^-2^ Hz^-1^ Uncertainty : mag = 0.00E+00 Significance : no uncertainty reported Freq or Vel. : 3660 A (OBS )= 8.19E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 091350.3 -16 614 (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. 7 Reference Code : 1991RC3.9.C...0000d Freq. targeted : B (B_T) Measurement : 12.23 mag = 5.46E-28 W m^-2^ Hz^-1^ Uncertainty : 0.13 mag = 6.95E-29 Significance : rms uncertainty Freq or Vel. : 4400 A (OBS )= 6.81E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 091350.3 -16 614 (B1950) Spatial mode : From multi-aperture data Notes : Homogenized from new and previously published data; Standard Johnson UBVRI filters assumed Qualifiers :
No. 8 Reference Code : 1991RC3.9.C...0000d Freq. targeted : B (m_B) Measurement : 12.66 mag = 3.68E-28 W m^-2^ Hz^-1^ Uncertainty : 0.19 mag = 7.03E-29 Significance : rms uncertainty Freq or Vel. : 4400 A (OBS )= 6.81E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 091350.3 -16 614 (B1950) Spatial mode : Multiple methods Notes : Homogenized from new and previously published data; Standard Johnson UBVRI filters assumed Qualifiers :
No. 9 Reference Code : 1991RC3.9.C...0000d Freq. targeted : B (B_T^0) Measurement : 11.74 mag = 8.58E-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: 091350.3 -16 614 (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. 10 Reference Code : 1991RC3.9.C...0000d Freq. targeted : V (V_T^0) Measurement : 10.95 mag = 1.52E-27 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: 091350.3 -16 614 (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. 11 Reference Code : 1991RC3.9.C...0000d Freq. targeted : V (V_T) Measurement : 11.27 mag = 1.13E-27 W m^-2^ Hz^-1^ Uncertainty : 0.13 mag = 1.44E-28 Significance : rms uncertainty Freq or Vel. : 5530 A (OBS )= 5.42E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 091350.3 -16 614 (B1950) Spatial mode : From multi-aperture data Notes : Homogenized from new and previously published data; Standard Johnson UBVRI filters assumed Qualifiers :
No. 12 Reference Code : 2006AJ....131.1163S Freq. targeted : J (2MASS/CTIO) Measurement : 11.461 mag = 4.15E-28 W m^-2^ Hz^-1^ Uncertainty : 0.092 mag = 3.52E-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. 13 Reference Code : 2006AJ....131.1163S Freq. targeted : J (2MASS/CTIO) Measurement : 10.775 mag = 7.81E-28 W m^-2^ Hz^-1^ Uncertainty : 0.006 mag = 4.31E-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. 14 Reference Code : 20032MASX.C.......: Freq. targeted : J Measurement : 8.943 mag = 4.21E-27 W m^-2^ Hz^-1^ Uncertainty : 0.009 mag = 3.51E-29 Significance : 1 sigma uncert. Freq or Vel. : 1.25 microns (OBS )= 2.40E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 091611.10 -161845.8 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers :
No. 15 Reference Code : 20032MASX.C.......: Freq. targeted : J_14arcsec (2MASS) Measurement : 10.212 mag = 1.31E-27 W m^-2^ Hz^-1^ Uncertainty : 0.002 mag = 2.41E-30 Significance : 1 sigma uncert. Freq or Vel. : 1.25 microns (OBS )= 2.40E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 091611.10 -161845.8 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 14.0 x 14.0 arcsec aperture.
No. 16 Reference Code : 20032MASX.C.......: Freq. targeted : J Measurement : 9.006 mag = 3.98E-27 W m^-2^ Hz^-1^ Uncertainty : 0.009 mag = 3.31E-29 Significance : 1 sigma uncert. Freq or Vel. : 1.25 microns (OBS )= 2.40E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 091611.10 -161845.8 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data; Corrected for contaminating sources Qualifiers : 143.0 x 54.3 arcsec integration area.
No. 17 Reference Code : 20032MASX.C.......: Freq. targeted : H Measurement : 8.231 mag = 5.22E-27 W m^-2^ Hz^-1^ Uncertainty : 0.010 mag = 4.83E-29 Significance : 1 sigma uncert. Freq or Vel. : 1.65 microns (OBS )= 1.82E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 091611.10 -161845.8 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers :
No. 18 Reference Code : 20032MASX.C.......: Freq. targeted : H_14arcsec (2MASS) Measurement : 9.499 mag = 1.62E-27 W m^-2^ Hz^-1^ Uncertainty : 0.002 mag = 2.99E-30 Significance : 1 sigma uncert. Freq or Vel. : 1.65 microns (OBS )= 1.82E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 091611.10 -161845.8 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 14.0 x 14.0 arcsec aperture.
No. 19 Reference Code : 20032MASX.C.......: Freq. targeted : H Measurement : 8.293 mag = 4.93E-27 W m^-2^ Hz^-1^ Uncertainty : 0.011 mag = 5.02E-29 Significance : 1 sigma uncert. Freq or Vel. : 1.65 microns (OBS )= 1.82E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 091611.10 -161845.8 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data; Corrected for contaminating sources Qualifiers : 143.0 x 54.3 arcsec integration area.
No. 20 Reference Code : 2006AJ....131.1163S Freq. targeted : H (2MASS/CTIO) Measurement : 10.051 mag = 9.77E-28 W m^-2^ Hz^-1^ Uncertainty : 0.005 mag = 4.50E-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. 21 Reference Code : 2006AJ....131.1163S Freq. targeted : H (2MASS/CTIO) Measurement : 10.891 mag = 4.51E-28 W m^-2^ Hz^-1^ Uncertainty : 0.142 mag = 5.89E-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. 22 Reference Code : 2006AJ....131.1163S Freq. targeted : K_s (2MASS/CTIO) Measurement : 9.791 mag = 8.08E-28 W m^-2^ Hz^-1^ Uncertainty : 0.009 mag = 6.70E-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. 23 Reference Code : 2006AJ....131.1163S Freq. targeted : K_s (2MASS/CTIO) Measurement : 10.486 mag = 4.26E-28 W m^-2^ Hz^-1^ Uncertainty : 0.106 mag = 4.16E-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. 24 Reference Code : 20032MASX.C.......: Freq. targeted : K_s Measurement : 8.038 mag = 4.06E-27 W m^-2^ Hz^-1^ Uncertainty : 0.016 mag = 6.03E-29 Significance : 1 sigma uncert. Freq or Vel. : 2.17 microns (OBS )= 1.38E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 091611.10 -161845.8 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data; Corrected for contaminating sources Qualifiers : 143.0 x 54.3 arcsec integration area.
No. 25 Reference Code : 20032MASX.C.......: Freq. targeted : K_s Measurement : 7.976 mag = 4.30E-27 W m^-2^ Hz^-1^ Uncertainty : 0.015 mag = 5.98E-29 Significance : 1 sigma uncert. Freq or Vel. : 2.17 microns (OBS )= 1.38E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 091611.10 -161845.8 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers :
No. 26 Reference Code : 20032MASX.C.......: Freq. targeted : K_s_14arcsec (2MASS) Measurement : 9.223 mag = 1.36E-27 W m^-2^ Hz^-1^ Uncertainty : 0.003 mag = 3.77E-30 Significance : 1 sigma uncert. Freq or Vel. : 2.17 microns (OBS )= 1.38E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 091611.10 -161845.8 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 14.0 x 14.0 arcsec aperture.
No. 27 Reference Code : 1990IRASF.C...0000M Freq. targeted : 12 microns (IRAS) Measurement : 8.989E-02 Jy = 8.99E-28 W m^-2^ Hz^-1^ Uncertainty : 22 % Jy = 1.98E-28 Significance : uncertainty Freq or Vel. : 12 microns (OBS )= 2.50E+13 Hz Frequency mode : Broad-band measurement Coord. targeted: 091349.7 -160612 (B1950) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : IRAS quality flag = 2
No. 28 Reference Code : 1990IRASF.C...0000M Freq. targeted : 25 microns (IRAS) Measurement : <1.229E-01 Jy < 1.23E-27 W m^-2^ Hz^-1^ Uncertainty : Significance : 90% confidence Freq or Vel. : 25 microns (OBS )= 1.20E+13 Hz Frequency mode : Broad-band measurement Coord. targeted: 091349.7 -160612 (B1950) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers :
No. 29 Reference Code : 1990IRASF.C...0000M Freq. targeted : 60 microns (IRAS) Measurement : 4.525E-01 Jy = 4.53E-27 W m^-2^ Hz^-1^ Uncertainty : 10 % Jy = 4.52E-28 Significance : uncertainty Freq or Vel. : 60 microns (OBS )= 5.00E+12 Hz Frequency mode : Broad-band measurement Coord. targeted: 091349.7 -160612 (B1950) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : IRAS quality flag = 3
No. 30 Reference Code : 1990IRASF.C...0000M Freq. targeted : 100 microns (IRAS) Measurement : 1.765E+00 Jy = 1.76E-26 W m^-2^ Hz^-1^ Uncertainty : 11 % Jy = 1.94E-27 Significance : uncertainty Freq or Vel. : 100 microns (OBS )= 3.00E+12 Hz Frequency mode : Broad-band measurement Coord. targeted: 091349.7 -160612 (B1950) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : IRAS quality flag = 2
No. 31 Reference Code : 1998A&AS..130..333T Freq. targeted : HI (21 cm line) Measurement : 0.9 Jy km sec^-1^ = 4.18E-23 W m^-2^ Uncertainty : 0.6 Jy km sec^-1^ = 2.79E-23 Significance : rms uncertainty Freq or Vel. : 21 cm (REST )= 1.42E+09 Hz Frequency mode : Line measurement; flux integrated over line; lines measured in emission Coord. targeted: 091350. -160611. (B1950) Spatial mode : Integrated from scans; Beam filling or dilution corrected Notes : From new raw data Qualifiers :

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