NASA/IPAC EXTRAGALACTIC DATABASE
Date and Time of the Query: 2019-06-19 T20:44:30 PDT
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Spectral Energy Distribution (SED) for VCC 1952:

10 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 17.8339 +/- 0.0401634 mag 1.95E+15 2.67E-04 +/- 9.87E-06 Jy Broad-band Kron flux in elliptical aperture 2012GASC..C...0000S 1
2 FUV (GALEX) AB 20.5950 +/- 0.164909 mag 1.95E+15 2.10E-05 +/- 3.19E-06 Jy Broad-band Flux in 7.5 arcsec diameter aperture 2012GASC..C...0000S 2
3 NUV (GALEX) AB 17.6961 +/- 0.0255773 mag 1.29E+15 3.03E-04 +/- 7.14E-06 Jy Broad-band Kron flux in elliptical aperture 2012GASC..C...0000S 3
4 NUV (GALEX) AB 20.8204 +/- 0.109115 mag 1.29E+15 1.71E-05 +/- 1.71E-06 Jy Broad-band Flux in 7.5 arcsec diameter aperture 2012GASC..C...0000S 4
5 B (Johnson) 16.55 ... mag 6.81E+14 1.02E-03 ... Jy Broad-band 2006A&A...446..839G 5
6 H{alpha}+[N II] -13.70 +/- 0.07 log (erg/cm^2^/s) 4.56E+14 2.00E+09 +/- 3.22E+08 Jy-Hz Line 2006A&A...446..839G 6
7 HI (21 cm line) 16.45 +/- 0.30 m_21 mag 1.42E+09 1.15E+04 +/- 3.65E+03 Jy-Hz Line m_21 equiv. to S(HI) = 1.148E-22 W m^-2 1991RC3.9.C...0000d 7
8 HI (21cm) line WSRT 2.1 +/- 0.2 Jy km/s 1.42E+09 9.90E+03 +/- 9.43E+02 Jy-Hz Line 2011A&A...528A..28P 8
9 HI (21 cm line) 2.37 ... Jy km s^-1^ 1.42E+09 1.11E+04 ... Jy-Hz Line 1989H&RHI.C...0000H 9
10 HI line (Parkes) 1.9 ... Jy km/s 1.39E+09 8.80E+03 ... Jy-Hz Line 2011A&A...533A.122P 10


Detailed Information for Each Entry

 No. 1
Reference Code : 2012GASC..C...0000S
Freq. targeted : FUV (GALEX) AB      
Measurement    :  17.8339     mag                  = 2.67E-30 W m^-2^ Hz^-1^
Uncertainty    :  0.0401634   mag                  = 9.87E-32
Significance   : uncertainty
Freq or Vel.   : 1538.6       A            (OBS   )= 1.95E+15 Hz
Frequency mode : Broad-band measurement
Coord. targeted: 190.78069638619 7.6548924162185 (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 : 20.5950 mag = 2.10E-31 W m^-2^ Hz^-1^ Uncertainty : 0.164909 mag = 3.19E-32 Significance : uncertainty Freq or Vel. : 1538.6 A (OBS )= 1.95E+15 Hz Frequency mode : Broad-band measurement Coord. targeted: 190.78069638619 7.6548924162185 (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 : 17.6961 mag = 3.03E-30 W m^-2^ Hz^-1^ Uncertainty : 0.0255773 mag = 7.14E-32 Significance : uncertainty Freq or Vel. : 2315.7 A (OBS )= 1.29E+15 Hz Frequency mode : Broad-band measurement Coord. targeted: 190.78069638619 7.6548924162185 (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 : 20.8204 mag = 1.71E-31 W m^-2^ Hz^-1^ Uncertainty : 0.109115 mag = 1.71E-32 Significance : uncertainty Freq or Vel. : 2315.7 A (OBS )= 1.29E+15 Hz Frequency mode : Broad-band measurement Coord. targeted: 190.78069638619 7.6548924162185 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : Flux in 7.5 arcsec diameter aperture
No. 5 Reference Code : 2006A&A...446..839G Freq. targeted : B (Johnson) Measurement : 16.55 mag = 1.02E-29 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: 124306.86 +073858.40 (J2000) Spatial mode : Total flux Notes : From new raw data; Extinction-corrected for internal and Milky Way; Standard Johnson UBVRI filters assumed Qualifiers :
No. 6 Reference Code : 2006A&A...446..839G Freq. targeted : H{alpha}+[N II] Measurement : -13.70 log (erg/cm^2^/s) = 1.99E-17 W m^-2^ Uncertainty : 0.07 log (erg/cm^2^/s) = 3.22E-18 Significance : uncertainty Freq or Vel. : 6573 A (REST )= 4.56E+14 Hz Frequency mode : Line measurement; flux integrated over line; lines measured in emission Coord. targeted: Spatial mode : Flux integrated from map Notes : From new raw data Qualifiers :
No. 7 Reference Code : 1991RC3.9.C...0000d Freq. targeted : HI (21 cm line) Measurement : 16.45 m_21 mag = 1.15E-22 W m^-2^ Uncertainty : 0.30 m_21 mag = 3.65E-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: 124034.8 + 75524 (B1950) Spatial mode : Multiple methods Notes : Homogenized from new and previously published data Qualifiers : m_21 equiv. to S(HI) = 1.148E-22 W m^-2
No. 8 Reference Code : 2011A&A...528A..28P Freq. targeted : HI (21cm) line WSRT Measurement : 2.1 Jy km/s = 9.90E-23 W m^-2^ Uncertainty : 0.2 Jy km/s = 9.43E-24 Significance : uncertainty Freq or Vel. : 1272 km/s (REST )= 1.42E+09 Hz Frequency mode : Line measurement; flux integrated over line; lines measured in emission Coord. targeted: 12 42 53.63 +07 35 32.67 (J2000) Spatial mode : Flux integrated from map Notes : From new raw data Qualifiers :
No. 9 Reference Code : 1989H&RHI.C...0000H Freq. targeted : HI (21 cm line) Measurement : 2.37 Jy km s^-1^ = 1.11E-22 W m^-2^ Uncertainty : Jy km s^-1^ = 0.00E+00 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: 124034.8 +075524. (B1950) Spatial mode : Not reported in paper Notes : Transformed from previously published data Qualifiers :
No. 10 Reference Code : 2011A&A...533A.122P Freq. targeted : HI line (Parkes) Measurement : 1.9 Jy km/s = 8.80E-23 W m^-2^ Uncertainty : Jy km/s = 0.00E+00 Significance : no uncertainty reported Freq or Vel. : 1.39 GHz (REST )= 1.39E+09 Hz Frequency mode : Line measurement; flux integrated over line; lines measured in emission Coord. targeted: 12 43 11 +07 39 24 (J2000) Spatial mode : Flux integrated from map Notes : From reprocessed raw data Qualifiers :

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