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Date and Time of the Query: 2019-04-19 T03:31:53 PDT
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Spectral Energy Distribution (SED) for NGC 7751:

30 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) 13.81 +/- 0.19 mag 6.81E+14 1.28E-02 +/- 2.44E-03 Jy Broad-band 1991RC3.9.C...0000d 1
2 B (m_B^0) 13.50 ... mag 6.81E+14 1.70E-02 ... Jy Broad-band 1991RC3.9.C...0000d 2
3 m_p 13.9 +/- 0.4 mag 6.81E+14 1.17E-02 +/- 5.23E-03 Jy Broad-band 1965CGCG5.C...0000Z 3
4 J (2MASS/FLWO) 12.422 +/- 0.006 mag 2.43E+14 1.71E-02 +/- 9.46E-05 Jy Broad-band 4" aperture 2006AJ....131.1163S 4
5 J (2MASS/FLWO) 12.506 +/- 0.048 mag 2.43E+14 1.59E-02 +/- 7.01E-04 Jy Broad-band Profile-fit; Poor quality 2006AJ....131.1163S 5
6 J 10.824 +/- 0.019 mag 2.40E+14 7.45E-02 +/- 1.32E-03 Jy Broad-band 49.6 x 48.6 arcsec integration area. 20032MASX.C.......: 6
7 J 10.676 +/- 0.021 mag 2.40E+14 8.54E-02 +/- 1.67E-03 Jy Broad-band 20032MASX.C.......: 7
8 J_14arcsec (2MASS) 11.753 +/- 0.007 mag 2.40E+14 3.17E-02 +/- 2.05E-04 Jy Broad-band 14.0 x 14.0 arcsec aperture. 20032MASX.C.......: 8
9 H 10.128 +/- 0.027 mag 1.82E+14 9.10E-02 +/- 2.29E-03 Jy Broad-band 49.6 x 48.6 arcsec integration area. 20032MASX.C.......: 9
10 H 9.998 +/- 0.026 mag 1.82E+14 1.03E-01 +/- 2.49E-03 Jy Broad-band 20032MASX.C.......: 10
11 H_14arcsec (2MASS) 11.009 +/- 0.008 mag 1.82E+14 4.04E-02 +/- 2.99E-04 Jy Broad-band 14.0 x 14.0 arcsec aperture. 20032MASX.C.......: 11
12 H (2MASS/FLWO) 11.63 +/- 0.013 mag 1.80E+14 2.28E-02 +/- 2.73E-04 Jy Broad-band 4" aperture 2006AJ....131.1163S 12
13 H (2MASS/FLWO) 12.055 +/- 0.082 mag 1.80E+14 1.54E-02 +/- 1.17E-03 Jy Broad-band Profile-fit; Poor quality 2006AJ....131.1163S 13
14 K_s (2MASS/FLWO) 11.351 +/- 0.018 mag 1.39E+14 1.92E-02 +/- 3.19E-04 Jy Broad-band 4" aperture 2006AJ....131.1163S 14
15 K_s (2MASS/FLWO) 11.837 +/- 0.067 mag 1.39E+14 1.23E-02 +/- 7.58E-04 Jy Broad-band Profile-fit; Poor quality 2006AJ....131.1163S 15
16 K_s 9.661 +/- 0.030 mag 1.38E+14 9.11E-02 +/- 2.55E-03 Jy Broad-band 20032MASX.C.......: 16
17 K_s_14arcsec (2MASS) 10.695 +/- 0.010 mag 1.38E+14 3.52E-02 +/- 3.25E-04 Jy Broad-band 14.0 x 14.0 arcsec aperture. 20032MASX.C.......: 17
18 K_s 9.793 +/- 0.032 mag 1.38E+14 8.07E-02 +/- 2.41E-03 Jy Broad-band 49.6 x 48.6 arcsec integration area. 20032MASX.C.......: 18
19 12 microns (IRAS) ... <1.610E-01 Jy 2.50E+13 < 1.61E-01 Jy Broad-band 1990IRASF.C...0000M 19
20 25 microns (IRAS) ... <1.939E-01 Jy 1.20E+13 < 1.94E-01 Jy Broad-band 1990IRASF.C...0000M 20
21 60 microns (IRAS) 5.562E-01 +/- 11 % Jy 5.00E+12 5.56E-01 +/- 6.12E-02 Jy Broad-band IRAS quality flag = 3 1990IRASF.C...0000M 21
22 100 microns (IRAS) 1.969E+00 +/- 22 % Jy 3.00E+12 1.97E+00 +/- 4.33E-01 Jy Broad-band IRAS quality flag = 2 1990IRASF.C...0000M 22
23 2380 MHz 0. +/- 4. milliJy 2.38E+09 +/- 4.00E-03 Jy Broad-band 1978ApJS...36...53D 23
24 HI (21 cm line) 15.38 +/- 0.30 m_21 mag 1.42E+09 3.08E+04 +/- 9.79E+03 Jy-Hz Line m_21 equiv. to S(HI) = 3.076E-22 W m^-2 1991RC3.9.C...0000d 24
25 HI 21 cm line 5.22 ... Jy km s^-1^ 1.42E+09 2.45E+04 ... Jy-Hz Line 2005ApJS..160..149S 25
26 HI 21 cm line 6.58 +/- 0.71 Jy km s^-1^ 1.42E+09 3.08E+04 +/- 3.33E+03 Jy-Hz Line Self-absorption corrected line flux 2005ApJS..160..149S 26
27 HI 21 cm line 6.53 ... Jy km s^-1^ 1.42E+09 3.06E+04 ... Jy-Hz Line Corrected line flux 2005ApJS..160..149S 27
28 HI (21 cm line) 6.00 +/- 2.00 Jy km s^-1^ 1.42E+09 2.80E+04 +/- 9.34E+03 Jy-Hz Line 1989H&RHI.C...0000H 28
29 1.4 GHz (VLA) 3.2 ... milliJy 1.40E+09 3.20E-03 ... Jy Broad-band 2002AJ....124..675C 29
30 1.4GHz 3.8 +/- 0.7 milliJy 1.40E+09 3.80E-03 +/- 7.00E-04 Jy Broad-band 1998AJ....115.1693C 30


Detailed Information for Each Entry

 No. 1
Reference Code : 1991RC3.9.C...0000d
Freq. targeted : B (m_B)             
Measurement    :  13.81       mag                  = 1.28E-28 W m^-2^ Hz^-1^
Uncertainty    :  0.19        mag                  = 2.44E-29
Significance   : rms uncertainty
Freq or Vel.   : 4400         A            (OBS   )= 6.81E+14 Hz
Frequency mode : Broad-band measurement
Coord. targeted: 234425.2        +063508 (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 : 13.50 mag = 1.70E-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: 234425.2 +063508 (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 : 1965CGCG5.C...0000Z Freq. targeted : m_p Measurement : 13.9 mag = 1.17E-28 W m^-2^ Hz^-1^ Uncertainty : 0.4 mag = 5.23E-29 Significance : rms noise Freq or Vel. : 4400 A (OBS )= 6.81E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 234424.0 +063500. (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 : 12.422 mag = 1.71E-28 W m^-2^ Hz^-1^ Uncertainty : 0.006 mag = 9.46E-31 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 : 12.506 mag = 1.59E-28 W m^-2^ Hz^-1^ Uncertainty : 0.048 mag = 7.01E-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 : Profile-fit; Poor quality
No. 6 Reference Code : 20032MASX.C.......: Freq. targeted : J Measurement : 10.824 mag = 7.45E-28 W m^-2^ Hz^-1^ Uncertainty : 0.019 mag = 1.32E-29 Significance : 1 sigma uncert. Freq or Vel. : 1.25 microns (OBS )= 2.40E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 234658.34 +065142.5 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 49.6 x 48.6 arcsec integration area.
No. 7 Reference Code : 20032MASX.C.......: Freq. targeted : J Measurement : 10.676 mag = 8.54E-28 W m^-2^ Hz^-1^ Uncertainty : 0.021 mag = 1.67E-29 Significance : 1 sigma uncert. Freq or Vel. : 1.25 microns (OBS )= 2.40E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 234658.34 +065142.5 (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 : 11.753 mag = 3.17E-28 W m^-2^ Hz^-1^ Uncertainty : 0.007 mag = 2.05E-30 Significance : 1 sigma uncert. Freq or Vel. : 1.25 microns (OBS )= 2.40E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 234658.34 +065142.5 (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 : 10.128 mag = 9.10E-28 W m^-2^ Hz^-1^ Uncertainty : 0.027 mag = 2.29E-29 Significance : 1 sigma uncert. Freq or Vel. : 1.65 microns (OBS )= 1.82E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 234658.34 +065142.5 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 49.6 x 48.6 arcsec integration area.
No. 10 Reference Code : 20032MASX.C.......: Freq. targeted : H Measurement : 9.998 mag = 1.03E-27 W m^-2^ Hz^-1^ Uncertainty : 0.026 mag = 2.49E-29 Significance : 1 sigma uncert. Freq or Vel. : 1.65 microns (OBS )= 1.82E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 234658.34 +065142.5 (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 : 11.009 mag = 4.04E-28 W m^-2^ Hz^-1^ Uncertainty : 0.008 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: 234658.34 +065142.5 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 14.0 x 14.0 arcsec aperture.
No. 12 Reference Code : 2006AJ....131.1163S Freq. targeted : H (2MASS/FLWO) Measurement : 11.63 mag = 2.28E-28 W m^-2^ Hz^-1^ Uncertainty : 0.013 mag = 2.73E-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 : 12.055 mag = 1.54E-28 W m^-2^ Hz^-1^ Uncertainty : 0.082 mag = 1.17E-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 : 11.351 mag = 1.92E-28 W m^-2^ Hz^-1^ Uncertainty : 0.018 mag = 3.19E-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 : 11.837 mag = 1.23E-28 W m^-2^ Hz^-1^ Uncertainty : 0.067 mag = 7.58E-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 Measurement : 9.661 mag = 9.11E-28 W m^-2^ Hz^-1^ Uncertainty : 0.030 mag = 2.55E-29 Significance : 1 sigma uncert. Freq or Vel. : 2.17 microns (OBS )= 1.38E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 234658.34 +065142.5 (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 : 10.695 mag = 3.52E-28 W m^-2^ Hz^-1^ Uncertainty : 0.010 mag = 3.25E-30 Significance : 1 sigma uncert. Freq or Vel. : 2.17 microns (OBS )= 1.38E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 234658.34 +065142.5 (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 : 9.793 mag = 8.07E-28 W m^-2^ Hz^-1^ Uncertainty : 0.032 mag = 2.41E-29 Significance : 1 sigma uncert. Freq or Vel. : 2.17 microns (OBS )= 1.38E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 234658.34 +065142.5 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 49.6 x 48.6 arcsec integration area.
No. 19 Reference Code : 1990IRASF.C...0000M Freq. targeted : 12 microns (IRAS) Measurement : <1.610E-01 Jy < 1.61E-27 W m^-2^ Hz^-1^ Uncertainty : Significance : 90% confidence Freq or Vel. : 12 microns (OBS )= 2.50E+13 Hz Frequency mode : Broad-band measurement Coord. targeted: 234424.2 +063508 (B1950) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers :
No. 20 Reference Code : 1990IRASF.C...0000M Freq. targeted : 25 microns (IRAS) Measurement : <1.939E-01 Jy < 1.94E-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: 234424.2 +063508 (B1950) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers :
No. 21 Reference Code : 1990IRASF.C...0000M Freq. targeted : 60 microns (IRAS) Measurement : 5.562E-01 Jy = 5.56E-27 W m^-2^ Hz^-1^ Uncertainty : 11 % Jy = 6.12E-28 Significance : uncertainty Freq or Vel. : 60 microns (OBS )= 5.00E+12 Hz Frequency mode : Broad-band measurement Coord. targeted: 234424.2 +063508 (B1950) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : IRAS quality flag = 3
No. 22 Reference Code : 1990IRASF.C...0000M Freq. targeted : 100 microns (IRAS) Measurement : 1.969E+00 Jy = 1.97E-26 W m^-2^ Hz^-1^ Uncertainty : 22 % Jy = 4.33E-27 Significance : uncertainty Freq or Vel. : 100 microns (OBS )= 3.00E+12 Hz Frequency mode : Broad-band measurement Coord. targeted: 234424.2 +063508 (B1950) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : IRAS quality flag = 2
No. 23 Reference Code : 1978ApJS...36...53D Freq. targeted : 2380 MHz Measurement : 0. milliJy = 0.00E+00 W m^-2^ Hz^-1^ Uncertainty : 4. milliJy = 4.00E-29 Significance : rms uncertainty Freq or Vel. : 2380 MHz (OBS )= 2.38E+09 Hz Frequency mode : Broad-band measurement; peak value reported Coord. targeted: Spatial mode : Peak flux Notes : From new raw data Qualifiers :
No. 24 Reference Code : 1991RC3.9.C...0000d Freq. targeted : HI (21 cm line) Measurement : 15.38 m_21 mag = 3.08E-22 W m^-2^ Uncertainty : 0.30 m_21 mag = 9.79E-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: 234425.2 +063508 (B1950) Spatial mode : Multiple methods Notes : Homogenized from new and previously published data Qualifiers : m_21 equiv. to S(HI) = 3.076E-22 W m^-2
No. 25 Reference Code : 2005ApJS..160..149S Freq. targeted : HI 21 cm line Measurement : 5.22 Jy km s^-1^ = 2.45E-22 W m^-2^ Uncertainty : Jy km s^-1^ = 0.00E+00 Significance : no uncertainty reported Freq or Vel. : 3271 km s^-1^ (REST )= 1.42E+09 Hz Frequency mode : Line measurement; flux integrated over line; lines measured in emission Coord. targeted: 23 46 58.4 +06 51 42 (J2000) Spatial mode : Flux integrated from map Notes : From new raw data Qualifiers :
No. 26 Reference Code : 2005ApJS..160..149S Freq. targeted : HI 21 cm line Measurement : 6.58 Jy km s^-1^ = 3.08E-22 W m^-2^ Uncertainty : 0.71 Jy km s^-1^ = 3.33E-23 Significance : uncertainty Freq or Vel. : 3271 km s^-1^ (REST )= 1.42E+09 Hz Frequency mode : Line measurement; flux integrated over line; lines measured in emission Coord. targeted: 23 46 58.4 +06 51 42 (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 : 6.53 Jy km s^-1^ = 3.06E-22 W m^-2^ Uncertainty : Jy km s^-1^ = 0.00E+00 Significance : no uncertainty reported Freq or Vel. : 3271 km s^-1^ (REST )= 1.42E+09 Hz Frequency mode : Line measurement; flux integrated over line; lines measured in emission Coord. targeted: 23 46 58.4 +06 51 42 (J2000) Spatial mode : Flux integrated from map Notes : From new raw data Qualifiers : Corrected line flux
No. 28 Reference Code : 1989H&RHI.C...0000H Freq. targeted : HI (21 cm line) Measurement : 6.00 Jy km s^-1^ = 2.80E-22 W m^-2^ Uncertainty : 2.00 Jy km s^-1^ = 9.34E-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: 234425.1 +063508. (B1950) Spatial mode : Not reported in paper Notes : Transformed from previously published data Qualifiers :
No. 29 Reference Code : 2002AJ....124..675C Freq. targeted : 1.4 GHz (VLA) Measurement : 3.2 milliJy = 3.20E-29 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. 30 Reference Code : 1998AJ....115.1693C Freq. targeted : 1.4GHz Measurement : 3.8 milliJy = 3.80E-29 W m^-2^ Hz^-1^ Uncertainty : 0.7 milliJy = 7.00E-30 Significance : uncertainty Freq or Vel. : 1.40 GHz (OBS )= 1.40E+09 Hz Frequency mode : Broad-band measurement Coord. targeted: 23 46 57.95 +06 51 41.8 (J2000) Spatial mode : Flux integrated from map Notes : From new raw data Qualifiers :

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