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Date and Time of the Query: 2019-02-23 T09:12:31 PST
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Spectral Energy Distribution (SED) for HOLMBERG II ULX:

20 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 2-10 keV (ASCA) 37.1E-13 ... ergs s^-1^ cm^-2^ 1.45E+18 2.56E-07 ... Jy Broad-band 2005ApJS..161..185U 1
2 0.3-8 keV (Chandra) 4.98E-12 ... erg/s/cm^2^ 1.00E+18 4.98E-07 ... Jy Broad-band 2011ApJS..192...10L 2
3 0.7-7 keV (ASCA) 47.5E-13 ... ergs s^-1^ cm^-2^ 9.31E+17 5.10E-07 ... Jy Broad-band 2005ApJS..161..185U 3
4 0.7-2 keV (ASCA) 19.5E-13 ... ergs s^-1^ cm^-2^ 3.26E+17 5.98E-07 ... Jy Broad-band 2005ApJS..161..185U 4
5 0.5-2 keV (ROSAT) 360E-14 ... erg s^-1^ cm^-2^ 3.02E+17 1.19E-06 ... Jy Broad-band 2006A&A...454...77L 5
6 He II 4686 (HST) 2.4E-15 +/- 9 % erg/cm^2^/s 6.40E+14 2.40E+08 +/- 2.16E+07 Jy-Hz Line 2004MNRAS.351L..83K 6
7 H{beta} (HST) 1.1E-14 +/- 5 % erg/cm^2^/s 6.17E+14 1.10E+09 +/- 5.50E+07 Jy-Hz Line 2004MNRAS.351L..83K 7
8 V (Johnson) 21.484 +/- 0.012 mag 5.42E+14 9.28E-06 +/- 1.03E-07 Jy Broad-band Obs. date : 2007 Oct 9 2011ApJ...737...81T 8
9 [O I] 6300 (HST) 1.3E-15 +/- 20 % erg/cm^2^/s 4.76E+14 1.30E+08 +/- 2.60E+07 Jy-Hz Line 2004MNRAS.351L..83K 9
10 3.6 microns (IRAC) 0.15 +/- 0.03 milliJy 8.44E+13 1.50E-04 +/- 3.00E-05 Jy Broad-band 3.3" diameter aperture 2010ApJ...708..354B 10
11 8.0 microns (IRAC) 0.26 +/- 0.05 milliJy 3.81E+13 2.60E-04 +/- 5.00E-05 Jy Broad-band 3.3" diameter aperture 2010ApJ...708..354B 11
12 [Ne II] 12.81 (IRS) ... <6.08E-22 W/cm^2^ 2.34E+13 < 6.08E+08 Jy-Hz Line 2010ApJ...708..354B 12
13 [Ne III] 15.6 (IRS) 12.15E-22 +/- 3.4E-22 W/cm^2^ 1.93E+13 1.22E+09 +/- 3.40E+08 Jy-Hz Line 2010ApJ...708..354B 13
14 [S III] 18.71 (IRS) 2.64E-22 +/- 1.14E-22 W/cm^2^ 1.60E+13 2.64E+08 +/- 1.14E+08 Jy-Hz Line 2010ApJ...708..354B 14
15 24 microns (MIPS) 0.69 +/- 0.14 milliJy 1.27E+13 6.90E-04 +/- 1.40E-04 Jy Broad-band 3.3" diameter aperture 2010ApJ...708..354B 15
16 [Ne V] 24.32 (IRS) ... <3.88E-22 W/cm^2^ 1.23E+13 < 3.88E+08 Jy-Hz Line 2010ApJ...708..354B 16
17 [O IV] 25.89 (IRS) 7.01E-22 +/- 1.60E-22 W/cm^2^ 1.16E+13 7.01E+08 +/- 1.60E+08 Jy-Hz Line 2010ApJ...708..354B 17
18 [Fe II] 25.99 (IRS) ... <2.13E-22 W/cm^2^ 1.15E+13 < 2.13E+08 Jy-Hz Line 2010ApJ...708..354B 18
19 [S III] 33.48 (IRS) ... <4.39E-22 W/cm^2^ 8.95E+12 < 4.39E+08 Jy-Hz Line 2010ApJ...708..354B 19
20 [Si II] 34.82 (IRS) 21.91E-22 +/- 5.48E-22 W/cm^2^ 8.61E+12 2.19E+09 +/- 5.48E+08 Jy-Hz Line 2010ApJ...708..354B 20


Detailed Information for Each Entry

 No. 1
Reference Code : 2005ApJS..161..185U
Freq. targeted : 2-10 keV (ASCA)     
Measurement    :  37.1E-13    ergs s^-1^ cm^-2^    = 3.71E-15 W m^-2^
Uncertainty    :              ergs s^-1^ cm^-2^    = 0.00E+00
Significance   : no uncertainty reported
Freq or Vel.   :        6     keV          (OBS   )= 1.45E+18 Hz
Frequency mode : Broad-band measurement
Coord. targeted: 124.8746        70.6983 (J2000)
Spatial mode   : From fitting to map
Notes          : From new raw data; Extinction-corrected for Milky Way; NED
                 frequency assigned to mid-point of band in keV
Qualifiers     :                                         

No. 2 Reference Code : 2011ApJS..192...10L Freq. targeted : 0.3-8 keV (Chandra) Measurement : 4.98E-12 erg/s/cm^2^ = 4.98E-15 W m^-2^ Uncertainty : erg/s/cm^2^ = 0.00E+00 Significance : no uncertainty reported Freq or Vel. : 4.15 keV (OBS )= 1.00E+18 Hz Frequency mode : Broad-band measurement Coord. targeted: 08 19 29.002 +70 42 19.33 (J2000) Spatial mode : Flux integrated from map Notes : From reprocessed raw data; NED frequency assigned to mid-point of band in keV Qualifiers :
No. 3 Reference Code : 2005ApJS..161..185U Freq. targeted : 0.7-7 keV (ASCA) Measurement : 47.5E-13 ergs s^-1^ cm^-2^ = 4.75E-15 W m^-2^ Uncertainty : ergs s^-1^ cm^-2^ = 0.00E+00 Significance : no uncertainty reported Freq or Vel. : 3.85 keV (OBS )= 9.31E+17 Hz Frequency mode : Broad-band measurement Coord. targeted: 124.8746 70.6983 (J2000) Spatial mode : From fitting to map Notes : From new raw data; Extinction-corrected for Milky Way; NED frequency assigned to mid-point of band in keV Qualifiers :
No. 4 Reference Code : 2005ApJS..161..185U Freq. targeted : 0.7-2 keV (ASCA) Measurement : 19.5E-13 ergs s^-1^ cm^-2^ = 1.95E-15 W m^-2^ Uncertainty : ergs s^-1^ cm^-2^ = 0.00E+00 Significance : no uncertainty reported Freq or Vel. : 1.35 keV (OBS )= 3.26E+17 Hz Frequency mode : Broad-band measurement Coord. targeted: 124.8746 70.6983 (J2000) Spatial mode : From fitting to map Notes : From new raw data; Extinction-corrected for Milky Way; NED frequency assigned to mid-point of band in keV Qualifiers :
No. 5 Reference Code : 2006A&A...454...77L Freq. targeted : 0.5-2 keV (ROSAT) Measurement : 360E-14 erg s^-1^ cm^-2^ = 3.60E-15 W m^-2^ Uncertainty : erg s^-1^ cm^-2^ = 0.00E+00 Significance : no uncertainty reported Freq or Vel. : 1.25 keV (OBS )= 3.02E+17 Hz Frequency mode : Broad-band measurement Coord. targeted: Spatial mode : Flux integrated from map Notes : Transformed from previously published data; NED frequency assigned to mid-point of band in keV Qualifiers :
No. 6 Reference Code : 2004MNRAS.351L..83K Freq. targeted : He II 4686 (HST) Measurement : 2.4E-15 erg/cm^2^/s = 2.40E-18 W m^-2^ Uncertainty : 9 % erg/cm^2^/s = 2.16E-19 Significance : uncertainty Freq or Vel. : 4686 A (REST )= 6.40E+14 Hz Frequency mode : Line measurement; flux integrated over line; lines measured in emission Coord. targeted: 08 19 28.98 +70 42 19.3 (J2000) Spatial mode : Flux integrated from map Notes : From new raw data Qualifiers :
No. 7 Reference Code : 2004MNRAS.351L..83K Freq. targeted : H{beta} (HST) Measurement : 1.1E-14 erg/cm^2^/s = 1.10E-17 W m^-2^ Uncertainty : 5 % erg/cm^2^/s = 5.50E-19 Significance : uncertainty Freq or Vel. : 4861 A (REST )= 6.17E+14 Hz Frequency mode : Line measurement; flux integrated over line; lines measured in emission Coord. targeted: 08 19 28.98 +70 42 19.3 (J2000) Spatial mode : Flux integrated from map Notes : From new raw data Qualifiers :
No. 8 Reference Code : 2011ApJ...737...81T Freq. targeted : V (Johnson) Measurement : 21.484 mag = 9.28E-32 W m^-2^ Hz^-1^ Uncertainty : 0.012 mag = 1.03E-33 Significance : uncertainty Freq or Vel. : 5530 A (OBS )= 5.42E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: Spatial mode : Flux in fixed aperture Notes : From new raw data; Extinction-corrected for Milky Way Qualifiers : Obs. date : 2007 Oct 9
No. 9 Reference Code : 2004MNRAS.351L..83K Freq. targeted : [O I] 6300 (HST) Measurement : 1.3E-15 erg/cm^2^/s = 1.30E-18 W m^-2^ Uncertainty : 20 % erg/cm^2^/s = 2.60E-19 Significance : uncertainty Freq or Vel. : 6300 A (REST )= 4.76E+14 Hz Frequency mode : Line measurement; flux integrated over line; lines measured in emission Coord. targeted: 08 19 28.98 +70 42 19.3 (J2000) Spatial mode : Flux integrated from map Notes : From new raw data Qualifiers :
No. 10 Reference Code : 2010ApJ...708..354B Freq. targeted : 3.6 microns (IRAC) Measurement : 0.15 milliJy = 1.50E-30 W m^-2^ Hz^-1^ Uncertainty : 0.03 milliJy = 3.00E-31 Significance : uncertainty Freq or Vel. : 3.550 microns (OBS )= 8.44E+13 Hz Frequency mode : Broad-band measurement Coord. targeted: Spatial mode : Flux in fixed aperture Notes : From reprocessed raw data Qualifiers : 3.3" diameter aperture
No. 11 Reference Code : 2010ApJ...708..354B Freq. targeted : 8.0 microns (IRAC) Measurement : 0.26 milliJy = 2.60E-30 W m^-2^ Hz^-1^ Uncertainty : 0.05 milliJy = 5.00E-31 Significance : uncertainty Freq or Vel. : 7.872 microns (OBS )= 3.81E+13 Hz Frequency mode : Broad-band measurement Coord. targeted: Spatial mode : Flux in fixed aperture Notes : From reprocessed raw data Qualifiers : 3.3" diameter aperture
No. 12 Reference Code : 2010ApJ...708..354B Freq. targeted : [Ne II] 12.81 (IRS) Measurement : <6.08E-22 W/cm^2^ < 6.08E-18 W m^-2^ Uncertainty : Significance : 3 sigma Freq or Vel. : 12.81 microns (REST )= 2.34E+13 Hz Frequency mode : Line measurement; flux integrated over line; lines measured in emission Coord. targeted: Spatial mode : Flux in fixed aperture Notes : From reprocessed raw data Qualifiers :
No. 13 Reference Code : 2010ApJ...708..354B Freq. targeted : [Ne III] 15.6 (IRS) Measurement : 12.15E-22 W/cm^2^ = 1.21E-17 W m^-2^ Uncertainty : 3.4E-22 W/cm^2^ = 3.40E-18 Significance : uncertainty Freq or Vel. : 15.56 microns (REST )= 1.93E+13 Hz Frequency mode : Line measurement; flux integrated over line; lines measured in emission Coord. targeted: Spatial mode : Flux in fixed aperture Notes : From reprocessed raw data Qualifiers :
No. 14 Reference Code : 2010ApJ...708..354B Freq. targeted : [S III] 18.71 (IRS) Measurement : 2.64E-22 W/cm^2^ = 2.64E-18 W m^-2^ Uncertainty : 1.14E-22 W/cm^2^ = 1.14E-18 Significance : uncertainty Freq or Vel. : 18.71 microns (REST )= 1.60E+13 Hz Frequency mode : Line measurement; flux integrated over line; lines measured in emission Coord. targeted: Spatial mode : Flux in fixed aperture Notes : From reprocessed raw data Qualifiers :
No. 15 Reference Code : 2010ApJ...708..354B Freq. targeted : 24 microns (MIPS) Measurement : 0.69 milliJy = 6.90E-30 W m^-2^ Hz^-1^ Uncertainty : 0.14 milliJy = 1.40E-30 Significance : uncertainty Freq or Vel. : 23.68 microns (OBS )= 1.27E+13 Hz Frequency mode : Broad-band measurement Coord. targeted: Spatial mode : Flux in fixed aperture Notes : From reprocessed raw data Qualifiers : 3.3" diameter aperture
No. 16 Reference Code : 2010ApJ...708..354B Freq. targeted : [Ne V] 24.32 (IRS) Measurement : <3.88E-22 W/cm^2^ < 3.88E-18 W m^-2^ Uncertainty : Significance : 3 sigma Freq or Vel. : 24.32 microns (REST )= 1.23E+13 Hz Frequency mode : Line measurement; flux integrated over line; lines measured in emission Coord. targeted: Spatial mode : Flux in fixed aperture Notes : From reprocessed raw data Qualifiers :
No. 17 Reference Code : 2010ApJ...708..354B Freq. targeted : [O IV] 25.89 (IRS) Measurement : 7.01E-22 W/cm^2^ = 7.01E-18 W m^-2^ Uncertainty : 1.60E-22 W/cm^2^ = 1.60E-18 Significance : uncertainty Freq or Vel. : 25.89 microns (REST )= 1.16E+13 Hz Frequency mode : Line measurement; flux integrated over line; lines measured in emission Coord. targeted: Spatial mode : Flux in fixed aperture Notes : From reprocessed raw data Qualifiers :
No. 18 Reference Code : 2010ApJ...708..354B Freq. targeted : [Fe II] 25.99 (IRS) Measurement : <2.13E-22 W/cm^2^ < 2.13E-18 W m^-2^ Uncertainty : Significance : 3 sigma Freq or Vel. : 25.99 microns (REST )= 1.15E+13 Hz Frequency mode : Line measurement; flux integrated over line; lines measured in emission Coord. targeted: Spatial mode : Flux in fixed aperture Notes : From reprocessed raw data Qualifiers :
No. 19 Reference Code : 2010ApJ...708..354B Freq. targeted : [S III] 33.48 (IRS) Measurement : <4.39E-22 W/cm^2^ < 4.39E-18 W m^-2^ Uncertainty : Significance : 3 sigma Freq or Vel. : 33.48 microns (REST )= 8.95E+12 Hz Frequency mode : Line measurement; flux integrated over line; lines measured in emission Coord. targeted: Spatial mode : Flux in fixed aperture Notes : From reprocessed raw data Qualifiers :
No. 20 Reference Code : 2010ApJ...708..354B Freq. targeted : [Si II] 34.82 (IRS) Measurement : 21.91E-22 W/cm^2^ = 2.19E-17 W m^-2^ Uncertainty : 5.48E-22 W/cm^2^ = 5.48E-18 Significance : uncertainty Freq or Vel. : 34.82 microns (REST )= 8.61E+12 Hz Frequency mode : Line measurement; flux integrated over line; lines measured in emission Coord. targeted: Spatial mode : Flux in fixed aperture Notes : From reprocessed raw data Qualifiers :

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