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Date and Time of the Query: 2019-04-24 T09:42:59 PDT
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Spectral Energy Distribution (SED) for NGC 0746:

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) 13.50 +/- 0.30 mag 6.81E+14 1.70E-02 +/- 5.40E-03 Jy Broad-band 1991RC3.9.C...0000d 1
2 B (m_B^0) 12.85 ... mag 6.81E+14 3.09E-02 ... Jy Broad-band 1991RC3.9.C...0000d 2
3 m_p 13.8 +/- 0.4 mag 6.81E+14 1.29E-02 +/- 5.73E-03 Jy Broad-band 1968CGCG6.C...0000Z 3
4 J 11.926 +/- 0.037 mag 2.40E+14 2.70E-02 +/- 9.36E-04 Jy Broad-band 47.4 x 40.8 arcsec integration area. 20032MASX.C.......: 4
5 J 11.493 +/- 0.040 mag 2.40E+14 4.02E-02 +/- 1.51E-03 Jy Broad-band 20032MASX.C.......: 5
6 J_14arcsec (2MASS) 13.493 +/- 0.029 mag 2.40E+14 6.38E-03 +/- 1.73E-04 Jy Broad-band 14.0 x 14.0 arcsec aperture. 20032MASX.C.......: 6
7 H 11.407 +/- 0.064 mag 1.82E+14 2.80E-02 +/- 1.70E-03 Jy Broad-band 47.4 x 40.8 arcsec integration area. 20032MASX.C.......: 7
8 H 10.937 +/- 0.063 mag 1.82E+14 4.32E-02 +/- 2.58E-03 Jy Broad-band 20032MASX.C.......: 8
9 H_14arcsec (2MASS) 12.905 +/- 0.044 mag 1.82E+14 7.05E-03 +/- 2.92E-04 Jy Broad-band 14.0 x 14.0 arcsec aperture. 20032MASX.C.......: 9
10 K_s 11.117 +/- 0.086 mag 1.38E+14 2.38E-02 +/- 1.96E-03 Jy Broad-band 47.4 x 40.8 arcsec integration area. 20032MASX.C.......: 10
11 K_s 10.745 +/- 0.081 mag 1.38E+14 3.36E-02 +/- 2.60E-03 Jy Broad-band 20032MASX.C.......: 11
12 K_s_14arcsec (2MASS) 12.754 +/- 0.059 mag 1.38E+14 5.28E-03 +/- 2.95E-04 Jy Broad-band 14.0 x 14.0 arcsec aperture. 20032MASX.C.......: 12
13 12 microns (IRAS) ... <0.250 Jy 2.50E+13 < 2.50E-01 Jy Broad-band 1988IRASP.C2..0000: 13
14 25 microns (IRAS) ... <0.250 Jy 1.20E+13 < 2.50E-01 Jy Broad-band 1988IRASP.C2..0000: 14
15 60 microns (IRAS) 0.669 +/- 7 % Jy 5.00E+12 6.69E-01 +/- 4.68E-02 Jy Broad-band IRAS quality flag = 3 1988IRASP.C2..0000: 15
16 100 microns (IRAS) 1.632 +/- 6 % Jy 3.00E+12 1.63E+00 +/- 9.79E-02 Jy Broad-band IRAS quality flag = 3 1988IRASP.C2..0000: 16
17 HI (21 cm line) 14.15 +/- 0.10 m_21 mag 1.42E+09 9.55E+04 +/- 9.21E+03 Jy-Hz Line m_21 equiv. to S(HI) = 9.550E-22 W m^-2 1991RC3.9.C...0000d 17
18 HI (corrected) 18.61 +/- 0.99 Jy km s^-1^ 1.42E+09 8.76E+04 +/- 4.66E+03 Jy-Hz Line 1992ApJS...81....5S 18
19 HI (observed) 18.13 +/- 0.84 Jy km s^-1^ 1.42E+09 8.54E+04 +/- 3.96E+03 Jy-Hz Line 1992ApJS...81....5S 19


Detailed Information for Each Entry

 No. 1
Reference Code : 1991RC3.9.C...0000d
Freq. targeted : B (m_B)             
Measurement    :  13.50       mag                  = 1.70E-28 W m^-2^ Hz^-1^
Uncertainty    :  0.30        mag                  = 5.40E-29
Significance   : rms uncertainty
Freq or Vel.   : 4400         A            (OBS   )= 6.81E+14 Hz
Frequency mode : Broad-band measurement
Coord. targeted: 015445.1        +444026 (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 : 12.85 mag = 3.09E-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: 015445.1 +444026 (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 : 1968CGCG6.C...0000Z Freq. targeted : m_p Measurement : 13.8 mag = 1.29E-28 W m^-2^ Hz^-1^ Uncertainty : 0.4 mag = 5.73E-29 Significance : rms noise Freq or Vel. : 4400 A (OBS )= 6.81E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 015448.0 +444100. (B1950) Spatial mode : Estimated by eye Notes : From new raw data Qualifiers :
No. 4 Reference Code : 20032MASX.C.......: Freq. targeted : J Measurement : 11.926 mag = 2.70E-28 W m^-2^ Hz^-1^ Uncertainty : 0.037 mag = 9.36E-30 Significance : 1 sigma uncert. Freq or Vel. : 1.25 microns (OBS )= 2.40E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 015751.01 +445506.9 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data; Corrected for contaminating sources Qualifiers : 47.4 x 40.8 arcsec integration area.
No. 5 Reference Code : 20032MASX.C.......: Freq. targeted : J Measurement : 11.493 mag = 4.02E-28 W m^-2^ Hz^-1^ Uncertainty : 0.040 mag = 1.51E-29 Significance : 1 sigma uncert. Freq or Vel. : 1.25 microns (OBS )= 2.40E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 015751.01 +445506.9 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers :
No. 6 Reference Code : 20032MASX.C.......: Freq. targeted : J_14arcsec (2MASS) Measurement : 13.493 mag = 6.38E-29 W m^-2^ Hz^-1^ Uncertainty : 0.029 mag = 1.73E-30 Significance : 1 sigma uncert. Freq or Vel. : 1.25 microns (OBS )= 2.40E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 015751.01 +445506.9 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 14.0 x 14.0 arcsec aperture.
No. 7 Reference Code : 20032MASX.C.......: Freq. targeted : H Measurement : 11.407 mag = 2.80E-28 W m^-2^ Hz^-1^ Uncertainty : 0.064 mag = 1.70E-29 Significance : 1 sigma uncert. Freq or Vel. : 1.65 microns (OBS )= 1.82E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 015751.01 +445506.9 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data; Corrected for contaminating sources Qualifiers : 47.4 x 40.8 arcsec integration area.
No. 8 Reference Code : 20032MASX.C.......: Freq. targeted : H Measurement : 10.937 mag = 4.32E-28 W m^-2^ Hz^-1^ Uncertainty : 0.063 mag = 2.58E-29 Significance : 1 sigma uncert. Freq or Vel. : 1.65 microns (OBS )= 1.82E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 015751.01 +445506.9 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers :
No. 9 Reference Code : 20032MASX.C.......: Freq. targeted : H_14arcsec (2MASS) Measurement : 12.905 mag = 7.05E-29 W m^-2^ Hz^-1^ Uncertainty : 0.044 mag = 2.92E-30 Significance : 1 sigma uncert. Freq or Vel. : 1.65 microns (OBS )= 1.82E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 015751.01 +445506.9 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 14.0 x 14.0 arcsec aperture.
No. 10 Reference Code : 20032MASX.C.......: Freq. targeted : K_s Measurement : 11.117 mag = 2.38E-28 W m^-2^ Hz^-1^ Uncertainty : 0.086 mag = 1.96E-29 Significance : 1 sigma uncert. Freq or Vel. : 2.17 microns (OBS )= 1.38E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 015751.01 +445506.9 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data; Corrected for contaminating sources Qualifiers : 47.4 x 40.8 arcsec integration area.
No. 11 Reference Code : 20032MASX.C.......: Freq. targeted : K_s Measurement : 10.745 mag = 3.36E-28 W m^-2^ Hz^-1^ Uncertainty : 0.081 mag = 2.60E-29 Significance : 1 sigma uncert. Freq or Vel. : 2.17 microns (OBS )= 1.38E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 015751.01 +445506.9 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers :
No. 12 Reference Code : 20032MASX.C.......: Freq. targeted : K_s_14arcsec (2MASS) Measurement : 12.754 mag = 5.28E-29 W m^-2^ Hz^-1^ Uncertainty : 0.059 mag = 2.95E-30 Significance : 1 sigma uncert. Freq or Vel. : 2.17 microns (OBS )= 1.38E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 015751.01 +445506.9 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 14.0 x 14.0 arcsec aperture.
No. 13 Reference Code : 1988IRASP.C2..0000: Freq. targeted : 12 microns (IRAS) Measurement : <0.250 Jy < 2.50E-27 W m^-2^ Hz^-1^ Uncertainty : Significance : 3 sigma Freq or Vel. : 12 microns (OBS )= 2.50E+13 Hz Frequency mode : Broad-band measurement Coord. targeted: 015450.0 +444104 (B1950) Spatial mode : Integrated from scans Notes : From new raw data Qualifiers :
No. 14 Reference Code : 1988IRASP.C2..0000: Freq. targeted : 25 microns (IRAS) Measurement : <0.250 Jy < 2.50E-27 W m^-2^ Hz^-1^ Uncertainty : Significance : 3 sigma Freq or Vel. : 25 microns (OBS )= 1.20E+13 Hz Frequency mode : Broad-band measurement Coord. targeted: 015450.0 +444104 (B1950) Spatial mode : Integrated from scans Notes : From new raw data Qualifiers :
No. 15 Reference Code : 1988IRASP.C2..0000: Freq. targeted : 60 microns (IRAS) Measurement : 0.669 Jy = 6.69E-27 W m^-2^ Hz^-1^ Uncertainty : 7 % Jy = 4.68E-28 Significance : uncertainty Freq or Vel. : 60 microns (OBS )= 5.00E+12 Hz Frequency mode : Broad-band measurement Coord. targeted: 015450.0 +444104 (B1950) Spatial mode : Integrated from scans Notes : From new raw data Qualifiers : IRAS quality flag = 3
No. 16 Reference Code : 1988IRASP.C2..0000: Freq. targeted : 100 microns (IRAS) Measurement : 1.632 Jy = 1.63E-26 W m^-2^ Hz^-1^ Uncertainty : 6 % Jy = 9.79E-28 Significance : uncertainty Freq or Vel. : 100 microns (OBS )= 3.00E+12 Hz Frequency mode : Broad-band measurement Coord. targeted: 015450.0 +444104 (B1950) Spatial mode : Integrated from scans Notes : From new raw data Qualifiers : IRAS quality flag = 3
No. 17 Reference Code : 1991RC3.9.C...0000d Freq. targeted : HI (21 cm line) Measurement : 14.15 m_21 mag = 9.55E-22 W m^-2^ Uncertainty : 0.10 m_21 mag = 9.21E-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: 015445.1 +444026 (B1950) Spatial mode : Multiple methods Notes : Homogenized from new and previously published data Qualifiers : m_21 equiv. to S(HI) = 9.550E-22 W m^-2
No. 18 Reference Code : 1992ApJS...81....5S Freq. targeted : HI (corrected) Measurement : 18.61 Jy km s^-1^ = 8.76E-22 W m^-2^ Uncertainty : 0.99 Jy km s^-1^ = 4.66E-23 Significance : internal error Freq or Vel. : 703 km s^-1^ (REST )= 1.42E+09 Hz Frequency mode : Line measurement; flux integrated over line; lines measured in emission Coord. targeted: 015445.4 +444029 (B1950) Spatial mode : Integrated from scans; Pointing corrected Notes : From new raw data; Uncorrected for known sources in beam Qualifiers :
No. 19 Reference Code : 1992ApJS...81....5S Freq. targeted : HI (observed) Measurement : 18.13 Jy km s^-1^ = 8.54E-22 W m^-2^ Uncertainty : 0.84 Jy km s^-1^ = 3.96E-23 Significance : internal error Freq or Vel. : 703 km s^-1^ (REST )= 1.42E+09 Hz Frequency mode : Line measurement; flux integrated over line; lines measured in emission Coord. targeted: 015445.4 +444029 (B1950) Spatial mode : Integrated from scans Notes : From new raw data; Uncorrected for known sources in beam Qualifiers :

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