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Date and Time of the Query: 2019-05-23 T06:03:00 PDT
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Spectral Energy Distribution (SED) for NGC 6911:

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 B (m_B) 15.10 +/- 0.40 mag 6.81E+14 3.89E-03 +/- 1.73E-03 Jy Broad-band 1991RC3.9.C...0000d 1
2 B (m_B^0) 14.03 ... mag 6.81E+14 1.04E-02 ... Jy Broad-band 1991RC3.9.C...0000d 2
3 m_p 15.7 +/- 0.4 mag 6.81E+14 2.24E-03 +/- 9.96E-04 Jy Broad-band 1968CGCG4.C...0000Z 3
4 J (2MASS/FLWO) 12.444 +/- 0.013 mag 2.43E+14 1.68E-02 +/- 2.01E-04 Jy Broad-band 4" aperture 2006AJ....131.1163S 4
5 J (2MASS/FLWO) 12.652 +/- 0.048 mag 2.43E+14 1.39E-02 +/- 6.13E-04 Jy Broad-band Profile-fit; Poor quality 2006AJ....131.1163S 5
6 J 10.139 +/- 0.026 mag 2.40E+14 1.40E-01 +/- 3.39E-03 Jy Broad-band 91.6 x 76.9 arcsec integration area. 20032MASX.C.......: 6
7 J 10.013 +/- 0.026 mag 2.40E+14 1.57E-01 +/- 3.81E-03 Jy Broad-band 20032MASX.C.......: 7
8 J_14arcsec (2MASS) 11.733 +/- 0.008 mag 2.40E+14 3.23E-02 +/- 2.39E-04 Jy Broad-band 14.0 x 14.0 arcsec aperture. 20032MASX.C.......: 8
9 H 9.391 +/- 0.030 mag 1.82E+14 1.79E-01 +/- 5.03E-03 Jy Broad-band 91.6 x 76.9 arcsec integration area. 20032MASX.C.......: 9
10 H 9.263 +/- 0.029 mag 1.82E+14 2.02E-01 +/- 5.47E-03 Jy Broad-band 20032MASX.C.......: 10
11 H_14arcsec (2MASS) 10.876 +/- 0.008 mag 1.82E+14 4.57E-02 +/- 3.38E-04 Jy Broad-band 14.0 x 14.0 arcsec aperture. 20032MASX.C.......: 11
12 H (2MASS/FLWO) 11.528 +/- 0.017 mag 1.80E+14 2.51E-02 +/- 3.92E-04 Jy Broad-band 4" aperture 2006AJ....131.1163S 12
13 H (2MASS/FLWO) 11.708 +/- 0.054 mag 1.80E+14 2.12E-02 +/- 1.06E-03 Jy Broad-band Profile-fit; Poor quality 2006AJ....131.1163S 13
14 K_s (2MASS/FLWO) 11.456 +/- 0.047 mag 1.39E+14 1.74E-02 +/- 7.55E-04 Jy Broad-band Profile-fit; Poor quality 2006AJ....131.1163S 14
15 K_s (2MASS/FLWO) 11.13 +/- 0.009 mag 1.39E+14 2.36E-02 +/- 1.95E-04 Jy Broad-band 4" aperture 2006AJ....131.1163S 15
16 K_s 8.756 +/- 0.033 mag 1.38E+14 2.10E-01 +/- 6.47E-03 Jy Broad-band 20032MASX.C.......: 16
17 K_s_14arcsec (2MASS) 10.461 +/- 0.010 mag 1.38E+14 4.36E-02 +/- 4.04E-04 Jy Broad-band 14.0 x 14.0 arcsec aperture. 20032MASX.C.......: 17
18 K_s 8.890 +/- 0.034 mag 1.38E+14 1.85E-01 +/- 5.90E-03 Jy Broad-band 91.6 x 76.9 arcsec integration area. 20032MASX.C.......: 18
19 12 microns (IRAS) 2.879E-01 +/- 7 % Jy 2.50E+13 2.88E-01 +/- 2.02E-02 Jy Broad-band IRAS quality flag = 3 1990IRASF.C...0000M 19
20 25 microns (IRAS) 5.400E-01 +/- 4 % Jy 1.20E+13 5.40E-01 +/- 1.15E-02 Jy Broad-band IRAS quality flag = 3 1990IRASF.C...0000M 20
21 60 microns (IRAS) 3.852E+00 +/- 3 % Jy 5.00E+12 3.85E+00 +/- 1.16E-01 Jy Broad-band IRAS quality flag = 2 1990IRASF.C...0000M 21
22 100 microns (IRAS) 9.260E+00 +/- 9 % Jy 3.00E+12 9.26E+00 +/- 8.33E-01 Jy Broad-band IRAS quality flag = 2 1990IRASF.C...0000M 22
23 170 microns (ISO) 19.74 +/- 15 % Jy 1.76E+12 1.97E+01 +/- 2.96E+00 Jy Broad-band 2004A&A...422...39S 23
24 HI (21 cm line) 15.11 +/- 0.30 m_21 mag 1.42E+09 3.94E+04 +/- 1.26E+04 Jy-Hz Line m_21 equiv. to S(HI) = 3.945E-22 W m^-2 1991RC3.9.C...0000d 24
25 HI (21 cm line) 8.31 ... Jy km sec^-1^ 1.42E+09 3.90E+04 ... Jy-Hz Line rms noise = 2.95 mJy 1991ApJS...77..331H 25
26 HI 21 cm line 9.02 +/- 0.97 Jy km s^-1^ 1.42E+09 4.24E+04 +/- 4.56E+03 Jy-Hz Line Self-absorption corrected line flux 2005ApJS..160..149S 26
27 HI 21 cm line 8.17 ... Jy km s^-1^ 1.42E+09 3.84E+04 ... Jy-Hz Line 2005ApJS..160..149S 27
28 HI 21 cm line 8.39 ... Jy km s^-1^ 1.42E+09 3.94E+04 ... Jy-Hz Line Corrected line flux 2005ApJS..160..149S 28
29 HI (21 cm line) 8.30 +/- 0.70 Jy km s^-1^ 1.42E+09 3.88E+04 +/- 3.28E+03 Jy-Hz Line 1989H&RHI.C...0000H 29
30 1.4 GHz (VLA) 32.7 ... milliJy 1.40E+09 3.27E-02 ... Jy Broad-band 2002AJ....124..675C 30
31 1.4GHz 34.2 +/- 1.7 milliJy 1.40E+09 3.42E-02 +/- 1.70E-03 Jy Broad-band 1998AJ....115.1693C 31


Detailed Information for Each Entry

 No. 1
Reference Code : 1991RC3.9.C...0000d
Freq. targeted : B (m_B)             
Measurement    :  15.10       mag                  = 3.89E-29 W m^-2^ Hz^-1^
Uncertainty    :  0.40        mag                  = 1.73E-29
Significance   : rms uncertainty
Freq or Vel.   : 4400         A            (OBS   )= 6.81E+14 Hz
Frequency mode : Broad-band measurement
Coord. targeted: 2019.1          +6634 (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 : 14.03 mag = 1.04E-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: 2019.1 +6634 (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 : 15.7 mag = 2.24E-29 W m^-2^ Hz^-1^ Uncertainty : 0.4 mag = 9.96E-30 Significance : rms noise Freq or Vel. : 4400 A (OBS )= 6.81E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 201912.0 +663500. (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 : 12.444 mag = 1.68E-28 W m^-2^ Hz^-1^ Uncertainty : 0.013 mag = 2.01E-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 : 12.652 mag = 1.39E-28 W m^-2^ Hz^-1^ Uncertainty : 0.048 mag = 6.13E-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 : 10.139 mag = 1.40E-27 W m^-2^ Hz^-1^ Uncertainty : 0.026 mag = 3.39E-29 Significance : 1 sigma uncert. Freq or Vel. : 1.25 microns (OBS )= 2.40E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 201938.33 +664342.0 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data; Corrected for contaminating sources Qualifiers : 91.6 x 76.9 arcsec integration area.
No. 7 Reference Code : 20032MASX.C.......: Freq. targeted : J Measurement : 10.013 mag = 1.57E-27 W m^-2^ Hz^-1^ Uncertainty : 0.026 mag = 3.81E-29 Significance : 1 sigma uncert. Freq or Vel. : 1.25 microns (OBS )= 2.40E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 201938.33 +664342.0 (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 : 11.733 mag = 3.23E-28 W m^-2^ Hz^-1^ Uncertainty : 0.008 mag = 2.39E-30 Significance : 1 sigma uncert. Freq or Vel. : 1.25 microns (OBS )= 2.40E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 201938.33 +664342.0 (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 : 9.391 mag = 1.79E-27 W m^-2^ Hz^-1^ Uncertainty : 0.030 mag = 5.03E-29 Significance : 1 sigma uncert. Freq or Vel. : 1.65 microns (OBS )= 1.82E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 201938.33 +664342.0 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data; Corrected for contaminating sources Qualifiers : 91.6 x 76.9 arcsec integration area.
No. 10 Reference Code : 20032MASX.C.......: Freq. targeted : H Measurement : 9.263 mag = 2.02E-27 W m^-2^ Hz^-1^ Uncertainty : 0.029 mag = 5.46E-29 Significance : 1 sigma uncert. Freq or Vel. : 1.65 microns (OBS )= 1.82E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 201938.33 +664342.0 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers :
No. 11 Reference Code : 20032MASX.C.......: Freq. targeted : H_14arcsec (2MASS) Measurement : 10.876 mag = 4.57E-28 W m^-2^ Hz^-1^ Uncertainty : 0.008 mag = 3.38E-30 Significance : 1 sigma uncert. Freq or Vel. : 1.65 microns (OBS )= 1.82E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 201938.33 +664342.0 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 14.0 x 14.0 arcsec aperture.
No. 12 Reference Code : 2006AJ....131.1163S Freq. targeted : H (2MASS/FLWO) Measurement : 11.528 mag = 2.51E-28 W m^-2^ Hz^-1^ Uncertainty : 0.017 mag = 3.92E-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. 13 Reference Code : 2006AJ....131.1163S Freq. targeted : H (2MASS/FLWO) Measurement : 11.708 mag = 2.12E-28 W m^-2^ Hz^-1^ Uncertainty : 0.054 mag = 1.06E-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. 14 Reference Code : 2006AJ....131.1163S Freq. targeted : K_s (2MASS/FLWO) Measurement : 11.456 mag = 1.74E-28 W m^-2^ Hz^-1^ Uncertainty : 0.047 mag = 7.55E-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. 15 Reference Code : 2006AJ....131.1163S Freq. targeted : K_s (2MASS/FLWO) Measurement : 11.13 mag = 2.36E-28 W m^-2^ Hz^-1^ Uncertainty : 0.009 mag = 1.95E-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. 16 Reference Code : 20032MASX.C.......: Freq. targeted : K_s Measurement : 8.756 mag = 2.10E-27 W m^-2^ Hz^-1^ Uncertainty : 0.033 mag = 6.47E-29 Significance : 1 sigma uncert. Freq or Vel. : 2.17 microns (OBS )= 1.38E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 201938.33 +664342.0 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers :
No. 17 Reference Code : 20032MASX.C.......: Freq. targeted : K_s_14arcsec (2MASS) Measurement : 10.461 mag = 4.36E-28 W m^-2^ Hz^-1^ Uncertainty : 0.010 mag = 4.04E-30 Significance : 1 sigma uncert. Freq or Vel. : 2.17 microns (OBS )= 1.38E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 201938.33 +664342.0 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 14.0 x 14.0 arcsec aperture.
No. 18 Reference Code : 20032MASX.C.......: Freq. targeted : K_s Measurement : 8.890 mag = 1.85E-27 W m^-2^ Hz^-1^ Uncertainty : 0.034 mag = 5.90E-29 Significance : 1 sigma uncert. Freq or Vel. : 2.17 microns (OBS )= 1.38E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 201938.33 +664342.0 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data; Corrected for contaminating sources Qualifiers : 91.6 x 76.9 arcsec integration area.
No. 19 Reference Code : 1990IRASF.C...0000M Freq. targeted : 12 microns (IRAS) Measurement : 2.879E-01 Jy = 2.88E-27 W m^-2^ Hz^-1^ Uncertainty : 7 % Jy = 2.01E-28 Significance : uncertainty Freq or Vel. : 12 microns (OBS )= 2.50E+13 Hz Frequency mode : Broad-band measurement Coord. targeted: 201912.1 +663407 (B1950) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : IRAS quality flag = 3
No. 20 Reference Code : 1990IRASF.C...0000M Freq. targeted : 25 microns (IRAS) Measurement : 5.400E-01 Jy = 5.40E-27 W m^-2^ Hz^-1^ Uncertainty : 4 % Jy = 1.15E-28 Significance : uncertainty Freq or Vel. : 25 microns (OBS )= 1.20E+13 Hz Frequency mode : Broad-band measurement Coord. targeted: 201912.1 +663407 (B1950) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : IRAS quality flag = 3
No. 21 Reference Code : 1990IRASF.C...0000M Freq. targeted : 60 microns (IRAS) Measurement : 3.852E+00 Jy = 3.85E-26 W m^-2^ Hz^-1^ Uncertainty : 3 % Jy = 1.16E-27 Significance : uncertainty Freq or Vel. : 60 microns (OBS )= 5.00E+12 Hz Frequency mode : Broad-band measurement Coord. targeted: 201912.1 +663407 (B1950) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : IRAS quality flag = 2
No. 22 Reference Code : 1990IRASF.C...0000M Freq. targeted : 100 microns (IRAS) Measurement : 9.260E+00 Jy = 9.26E-26 W m^-2^ Hz^-1^ Uncertainty : 9 % Jy = 8.33E-27 Significance : uncertainty Freq or Vel. : 100 microns (OBS )= 3.00E+12 Hz Frequency mode : Broad-band measurement Coord. targeted: 201912.1 +663407 (B1950) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : IRAS quality flag = 2
No. 23 Reference Code : 2004A&A...422...39S Freq. targeted : 170 microns (ISO) Measurement : 19.74 Jy = 1.97E-25 W m^-2^ Hz^-1^ Uncertainty : 15 % Jy = 2.96E-26 Significance : uncertainty Freq or Vel. : 170 microns (OBS )= 1.76E+12 Hz Frequency mode : Broad-band measurement Coord. targeted: 20 19 34.76 +66 43 44.4 (J2000) Spatial mode : Integrated from scans Notes : Averaged from previously published data Qualifiers :
No. 24 Reference Code : 1991RC3.9.C...0000d Freq. targeted : HI (21 cm line) Measurement : 15.11 m_21 mag = 3.95E-22 W m^-2^ Uncertainty : 0.30 m_21 mag = 1.25E-22 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: 2019.1 +6634 (B1950) Spatial mode : Multiple methods Notes : Homogenized from new and previously published data Qualifiers : m_21 equiv. to S(HI) = 3.945E-22 W m^-2
No. 25 Reference Code : 1991ApJS...77..331H Freq. targeted : HI (21 cm line) Measurement : 8.31 Jy km sec^-1^ = 3.90E-22 W m^-2^ Uncertainty : See Qualifier Jy km sec^-1^ = 0.00E+00 Significance : no uncertainty reported Freq or Vel. : 2484 km sec^-1^ (REST )= 1.42E+09 Hz Frequency mode : Line measurement; flux integrated over line; lines measured in emission Coord. targeted: 201912.0 +663500 (B1950) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : rms noise = 2.95 mJy
No. 26 Reference Code : 2005ApJS..160..149S Freq. targeted : HI 21 cm line Measurement : 9.02 Jy km s^-1^ = 4.24E-22 W m^-2^ Uncertainty : 0.97 Jy km s^-1^ = 4.56E-23 Significance : uncertainty Freq or Vel. : 2487 km s^-1^ (REST )= 1.42E+09 Hz Frequency mode : Line measurement; flux integrated over line; lines measured in emission Coord. targeted: 20 19 38.6 +66 43 40 (J2000) Spatial mode : Flux integrated from map Notes : From new raw data Qualifiers : Self-absorption corrected line flux
No. 27 Reference Code : 2005ApJS..160..149S Freq. targeted : HI 21 cm line Measurement : 8.17 Jy km s^-1^ = 3.84E-22 W m^-2^ Uncertainty : Jy km s^-1^ = 0.00E+00 Significance : no uncertainty reported Freq or Vel. : 2487 km s^-1^ (REST )= 1.42E+09 Hz Frequency mode : Line measurement; flux integrated over line; lines measured in emission Coord. targeted: 20 19 38.6 +66 43 40 (J2000) Spatial mode : Flux integrated from map Notes : From new raw data Qualifiers :
No. 28 Reference Code : 2005ApJS..160..149S Freq. targeted : HI 21 cm line Measurement : 8.39 Jy km s^-1^ = 3.94E-22 W m^-2^ Uncertainty : Jy km s^-1^ = 0.00E+00 Significance : no uncertainty reported Freq or Vel. : 2487 km s^-1^ (REST )= 1.42E+09 Hz Frequency mode : Line measurement; flux integrated over line; lines measured in emission Coord. targeted: 20 19 38.6 +66 43 40 (J2000) Spatial mode : Flux integrated from map Notes : From new raw data Qualifiers : Corrected line flux
No. 29 Reference Code : 1989H&RHI.C...0000H Freq. targeted : HI (21 cm line) Measurement : 8.30 Jy km s^-1^ = 3.88E-22 W m^-2^ Uncertainty : 0.70 Jy km s^-1^ = 3.28E-23 Significance : no uncertainty reported Freq or Vel. : 21 cm (REST )= 1.42E+09 Hz Frequency mode : Line measurement; flux integrated over line; lines measured in emission Coord. targeted: 201912. +663500. (B1950) Spatial mode : Not reported in paper Notes : Transformed from previously published data Qualifiers :
No. 30 Reference Code : 2002AJ....124..675C Freq. targeted : 1.4 GHz (VLA) Measurement : 32.7 milliJy = 3.27E-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 : 34.2 milliJy = 3.42E-28 W m^-2^ Hz^-1^ Uncertainty : 1.7 milliJy = 1.70E-29 Significance : uncertainty Freq or Vel. : 1.40 GHz (OBS )= 1.40E+09 Hz Frequency mode : Broad-band measurement Coord. targeted: 20 19 38.31 +66 43 41.1 (J2000) Spatial mode : Flux integrated from map Notes : From new raw data Qualifiers :

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