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Date and Time of the Query: 2019-08-21 T23:00:02 PDT
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Spectral Energy Distribution (SED) for NGC 5556:

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 U 13.51 +/- 0.03 mag 8.33E+14 7.14E-03 +/- 1.97E-04 Jy Broad-band 84.6" aperture. 1980MNRAS.191....1C 1
2 B (m_B) 12.43 +/- 0.21 mag 6.81E+14 4.54E-02 +/- 9.70E-03 Jy Broad-band 1991RC3.9.C...0000d 2
3 B (m_B^0) 11.96 ... mag 6.81E+14 7.01E-02 ... Jy Broad-band 1991RC3.9.C...0000d 3
4 B (Cousins) (B_T) 12.43 +/- 0.09 mag 6.81E+14 4.53E-02 +/- 3.92E-03 Jy Broad-band 1989ESOLV.C...0000L 4
5 B (Cousins) (B_25) 12.59 +/- 0.09 mag 6.81E+14 3.94E-02 +/- 3.40E-03 Jy Broad-band 1989ESOLV.C...0000L 5
6 B (Cousins) (B_26) 12.48 +/- 0.09 mag 6.81E+14 4.32E-02 +/- 3.73E-03 Jy Broad-band 1989ESOLV.C...0000L 6
7 B 13.57 +/- 0.01 mag 6.81E+14 1.59E-02 +/- 1.46E-04 Jy Broad-band 84.6" aperture. 1980MNRAS.191....1C 7
8 B_J 11.6553 ... mag 6.41E+14 8.60E-02 ... Jy Broad-band 2005MNRAS.361...34D 8
9 V 12.88 +/- 0.01 mag 5.45E+14 2.57E-02 +/- 2.36E-04 Jy Broad-band 84.6" aperture. 1980MNRAS.191....1C 9
10 R (Cousins) (R_T) 11.50 +/- 0.09 mag 4.68E+14 7.77E-02 +/- 6.71E-03 Jy Broad-band 1989ESOLV.C...0000L 10
11 R (Cousins) (R_25) 11.68 +/- 0.09 mag 4.68E+14 6.57E-02 +/- 5.68E-03 Jy Broad-band 1989ESOLV.C...0000L 11
12 R (Cousins) (R_26) 11.55 +/- 0.09 mag 4.68E+14 7.37E-02 +/- 6.37E-03 Jy Broad-band 1989ESOLV.C...0000L 12
13 R 11.7320 ... mag 4.68E+14 6.25E-02 ... Jy Broad-band 2005MNRAS.361...34D 13
14 I_t_ (Kron-Cousins) 11.76 +/- 5 % mag 3.80E+14 4.71E-02 +/- 2.35E-03 Jy Broad-band 1996ApJS..107...97M 14
15 I 11.6529 ... mag 3.79E+14 5.56E-02 ... Jy Broad-band 2005MNRAS.361...34D 15
16 I 11.71 +/- 0.05 mag 3.79E+14 5.28E-02 +/- 2.43E-03 Jy Broad-band Observed magnitude 2007ApJS..172..599S 16
17 J (2MASS/CTIO) 14.823 +/- 0.05 mag 2.43E+14 1.88E-03 +/- 8.64E-05 Jy Broad-band 4" aperture 2006AJ....131.1163S 17
18 J (2MASS/CTIO) 16.187 +/- 0.233 mag 2.43E+14 5.34E-04 +/- 1.15E-04 Jy Broad-band Profile-fit 2006AJ....131.1163S 18
19 H (2MASS/CTIO) 14.124 +/- 0.033 mag 1.80E+14 2.29E-03 +/- 6.97E-05 Jy Broad-band 4" aperture 2006AJ....131.1163S 19
20 H (2MASS/CTIO) 15.319 +/- 0.199 mag 1.80E+14 7.63E-04 +/- 1.40E-04 Jy Broad-band Profile-fit 2006AJ....131.1163S 20
21 K_s (2MASS/CTIO) 14.849 +/- 0.214 mag 1.39E+14 7.66E-04 +/- 1.51E-04 Jy Broad-band Profile-fit 2006AJ....131.1163S 21
22 K_s (2MASS/CTIO) 13.791 +/- 0.085 mag 1.39E+14 2.03E-03 +/- 1.59E-04 Jy Broad-band 4" aperture 2006AJ....131.1163S 22
23 12 microns (IRAS) 8.833E-02 +/- 29 % Jy 2.50E+13 8.83E-02 +/- 2.56E-02 Jy Broad-band IRAS quality flag = 2 1990IRASF.C...0000M 23
24 25 microns (IRAS) ... <2.451E-01 Jy 1.20E+13 < 2.45E-01 Jy Broad-band 1990IRASF.C...0000M 24
25 60 microns (IRAS) 1.370E+00 +/- 9 % Jy 5.00E+12 1.37E+00 +/- 1.23E-01 Jy Broad-band IRAS quality flag = 3 1990IRASF.C...0000M 25
26 100 microns (IRAS) 4.635E+00 +/- 7 % Jy 3.00E+12 4.64E+00 +/- 3.25E-01 Jy Broad-band IRAS quality flag = 2 1990IRASF.C...0000M 26
27 HI (21 cm line) 13.24 +/- 0.20 m_21 mag 1.42E+09 2.21E+05 +/- 4.47E+04 Jy-Hz Line m_21 equiv. to S(HI) = 2.208E-21 W m^-2 1991RC3.9.C...0000d 27
28 HI line (Parkes) 44.7 ... Jy km s^-1^ 1.42E+09 2.11E+05 ... Jy-Hz Line 2005MNRAS.361...34D 28
29 HI 21cm line Parkes 44.5 +/- 4.4 Jy km/s 1.42E+09 2.09E+05 +/- 2.07E+04 Jy-Hz Line 2004AJ....128...16K 29
30 HI (21 cm line) 43.70 +/- 5.40 Jy km s^-1^ 1.42E+09 2.05E+05 +/- 2.54E+04 Jy-Hz Line 1989H&RHI.C...0000H 30
31 HI (21 cm line) 57.03 ... Jy km s^-1^ 1.42E+09 2.69E+05 ... Jy-Hz Line 1996ApJS..107...97M 31


Detailed Information for Each Entry

 No. 1
Reference Code : 1980MNRAS.191....1C
Freq. targeted : U                   
Measurement    :  13.51       mag                  = 7.14E-29 W m^-2^ Hz^-1^
Uncertainty    :  0.03        mag                  = 1.97E-30
Significance   : internal error
Freq or Vel.   : 3600         A            (OBS   )= 8.33E+14 Hz
Frequency mode : Broad-band measurement
Coord. targeted: 141739.         -290106. (B1950)
Spatial mode   : Flux in fixed aperture
Notes          : From new raw data; derived from a flux in a different band
                 and a color
Qualifiers     : 84.6" aperture.                         

No. 2 Reference Code : 1991RC3.9.C...0000d Freq. targeted : B (m_B) Measurement : 12.43 mag = 4.54E-28 W m^-2^ Hz^-1^ Uncertainty : 0.21 mag = 9.70E-29 Significance : rms uncertainty Freq or Vel. : 4400 A (OBS )= 6.81E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 141739.0 -29 048 (B1950) Spatial mode : Multiple methods Notes : Homogenized from new and previously published data; Standard Johnson UBVRI filters assumed Qualifiers :
No. 3 Reference Code : 1991RC3.9.C...0000d Freq. targeted : B (m_B^0) Measurement : 11.96 mag = 7.01E-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: 141739.0 -29 048 (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. 4 Reference Code : 1989ESOLV.C...0000L Freq. targeted : B (Cousins) (B_T) Measurement : 12.43 mag = 4.53E-28 W m^-2^ Hz^-1^ Uncertainty : 0.09 mag = 3.91E-29 Significance : typical accuracy Freq or Vel. : 4400 A (OBS )= 6.81E+14 Hz Frequency mode : Broad-band measurement; photometric system transformed Coord. targeted: 141739 -2900.8 (B1950) Spatial mode : Modelled datum Notes : From new raw data Qualifiers :
No. 5 Reference Code : 1989ESOLV.C...0000L Freq. targeted : B (Cousins) (B_25) Measurement : 12.59 mag = 3.94E-28 W m^-2^ Hz^-1^ Uncertainty : 0.09 mag = 3.40E-29 Significance : typical accuracy Freq or Vel. : 4400 A (OBS )= 6.81E+14 Hz Frequency mode : Broad-band measurement; photometric system transformed Coord. targeted: 141739 -2900.8 (B1950) Spatial mode : Modelled datum Notes : From new raw data Qualifiers :
No. 6 Reference Code : 1989ESOLV.C...0000L Freq. targeted : B (Cousins) (B_26) Measurement : 12.48 mag = 4.32E-28 W m^-2^ Hz^-1^ Uncertainty : 0.09 mag = 3.73E-29 Significance : typical accuracy Freq or Vel. : 4400 A (OBS )= 6.81E+14 Hz Frequency mode : Broad-band measurement; photometric system transformed Coord. targeted: 141739 -2900.8 (B1950) Spatial mode : Modelled datum Notes : From new raw data Qualifiers :
No. 7 Reference Code : 1980MNRAS.191....1C Freq. targeted : B Measurement : 13.57 mag = 1.59E-28 W m^-2^ Hz^-1^ Uncertainty : 0.01 mag = 1.46E-30 Significance : internal error Freq or Vel. : 4400 A (OBS )= 6.81E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 141739. -290106. (B1950) Spatial mode : Flux in fixed aperture Notes : From new raw data; derived from a flux in a different band and a color Qualifiers : 84.6" aperture.
No. 8 Reference Code : 2005MNRAS.361...34D Freq. targeted : B_J Measurement : 11.6553 mag = 8.60E-28 W m^-2^ Hz^-1^ Uncertainty : mag = 0.00E+00 Significance : no uncertainty reported Freq or Vel. : 4680 A (OBS )= 6.41E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 142033.9 -291429.1 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers :
No. 9 Reference Code : 1980MNRAS.191....1C Freq. targeted : V Measurement : 12.88 mag = 2.57E-28 W m^-2^ Hz^-1^ Uncertainty : 0.01 mag = 2.36E-30 Significance : internal error Freq or Vel. : 5500 A (OBS )= 5.45E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 141739. -290106. (B1950) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 84.6" aperture.
No. 10 Reference Code : 1989ESOLV.C...0000L Freq. targeted : R (Cousins) (R_T) Measurement : 11.50 mag = 7.77E-28 W m^-2^ Hz^-1^ Uncertainty : 0.09 mag = 6.71E-29 Significance : typical accuracy Freq or Vel. : 6400 A (OBS )= 4.68E+14 Hz Frequency mode : Broad-band measurement; photometric system transformed Coord. targeted: 141739 -2900.8 (B1950) Spatial mode : Modelled datum Notes : From new raw data Qualifiers :
No. 11 Reference Code : 1989ESOLV.C...0000L Freq. targeted : R (Cousins) (R_25) Measurement : 11.68 mag = 6.57E-28 W m^-2^ Hz^-1^ Uncertainty : 0.09 mag = 5.68E-29 Significance : typical accuracy Freq or Vel. : 6400 A (OBS )= 4.68E+14 Hz Frequency mode : Broad-band measurement; photometric system transformed Coord. targeted: 141739 -2900.8 (B1950) Spatial mode : Modelled datum Notes : From new raw data Qualifiers :
No. 12 Reference Code : 1989ESOLV.C...0000L Freq. targeted : R (Cousins) (R_26) Measurement : 11.55 mag = 7.37E-28 W m^-2^ Hz^-1^ Uncertainty : 0.09 mag = 6.37E-29 Significance : typical accuracy Freq or Vel. : 6400 A (OBS )= 4.68E+14 Hz Frequency mode : Broad-band measurement; photometric system transformed Coord. targeted: 141739 -2900.8 (B1950) Spatial mode : Modelled datum Notes : From new raw data Qualifiers :
No. 13 Reference Code : 2005MNRAS.361...34D Freq. targeted : R Measurement : 11.7320 mag = 6.25E-28 W m^-2^ Hz^-1^ Uncertainty : mag = 0.00E+00 Significance : no uncertainty reported Freq or Vel. : 6400 A (OBS )= 4.68E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 142033.9 -291429.1 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers :
No. 14 Reference Code : 1996ApJS..107...97M Freq. targeted : I_t_ (Kron-Cousins) Measurement : 11.76 mag = 4.71E-28 W m^-2^ Hz^-1^ Uncertainty : 5 % mag = 2.35E-29 Significance : estimated error Freq or Vel. : 8060 A (OBS )= 3.80E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 141739 -290048 (B1950) Spatial mode : From multi-aperture data Notes : From new raw data; Corrected for contaminating sources Qualifiers :
No. 15 Reference Code : 2005MNRAS.361...34D Freq. targeted : I Measurement : 11.6529 mag = 5.56E-28 W m^-2^ Hz^-1^ Uncertainty : mag = 0.00E+00 Significance : no uncertainty reported Freq or Vel. : 7900 A (OBS )= 3.79E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 142033.9 -291429.1 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers :
No. 16 Reference Code : 2007ApJS..172..599S Freq. targeted : I Measurement : 11.71 mag = 5.28E-28 W m^-2^ Hz^-1^ Uncertainty : 0.05 mag = 2.43E-29 Significance : uncertainty Freq or Vel. : 7900 A (OBS )= 3.79E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 14 20 33.4 -29 14 51 (J2000) Spatial mode : Total flux Notes : Averaged new and previously published data; Standard Cousins R_C, I_C filters assumed Qualifiers : Observed magnitude
No. 17 Reference Code : 2006AJ....131.1163S Freq. targeted : J (2MASS/CTIO) Measurement : 14.823 mag = 1.88E-29 W m^-2^ Hz^-1^ Uncertainty : 0.05 mag = 8.64E-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. 18 Reference Code : 2006AJ....131.1163S Freq. targeted : J (2MASS/CTIO) Measurement : 16.187 mag = 5.34E-30 W m^-2^ Hz^-1^ Uncertainty : 0.233 mag = 1.15E-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
No. 19 Reference Code : 2006AJ....131.1163S Freq. targeted : H (2MASS/CTIO) Measurement : 14.124 mag = 2.29E-29 W m^-2^ Hz^-1^ Uncertainty : 0.033 mag = 6.97E-31 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. 20 Reference Code : 2006AJ....131.1163S Freq. targeted : H (2MASS/CTIO) Measurement : 15.319 mag = 7.63E-30 W m^-2^ Hz^-1^ Uncertainty : 0.199 mag = 1.40E-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 : Profile-fit
No. 21 Reference Code : 2006AJ....131.1163S Freq. targeted : K_s (2MASS/CTIO) Measurement : 14.849 mag = 7.66E-30 W m^-2^ Hz^-1^ Uncertainty : 0.214 mag = 1.51E-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
No. 22 Reference Code : 2006AJ....131.1163S Freq. targeted : K_s (2MASS/CTIO) Measurement : 13.791 mag = 2.03E-29 W m^-2^ Hz^-1^ Uncertainty : 0.085 mag = 1.59E-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. 23 Reference Code : 1990IRASF.C...0000M Freq. targeted : 12 microns (IRAS) Measurement : 8.833E-02 Jy = 8.83E-28 W m^-2^ Hz^-1^ Uncertainty : 29 % Jy = 2.56E-28 Significance : uncertainty Freq or Vel. : 12 microns (OBS )= 2.50E+13 Hz Frequency mode : Broad-band measurement Coord. targeted: 141739.3 -290057 (B1950) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : IRAS quality flag = 2
No. 24 Reference Code : 1990IRASF.C...0000M Freq. targeted : 25 microns (IRAS) Measurement : <2.451E-01 Jy < 2.45E-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: 141739.3 -290057 (B1950) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers :
No. 25 Reference Code : 1990IRASF.C...0000M Freq. targeted : 60 microns (IRAS) Measurement : 1.370E+00 Jy = 1.37E-26 W m^-2^ Hz^-1^ Uncertainty : 9 % Jy = 1.23E-27 Significance : uncertainty Freq or Vel. : 60 microns (OBS )= 5.00E+12 Hz Frequency mode : Broad-band measurement Coord. targeted: 141739.3 -290057 (B1950) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : IRAS quality flag = 3
No. 26 Reference Code : 1990IRASF.C...0000M Freq. targeted : 100 microns (IRAS) Measurement : 4.635E+00 Jy = 4.64E-26 W m^-2^ Hz^-1^ Uncertainty : 7 % Jy = 3.24E-27 Significance : uncertainty Freq or Vel. : 100 microns (OBS )= 3.00E+12 Hz Frequency mode : Broad-band measurement Coord. targeted: 141739.3 -290057 (B1950) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : IRAS quality flag = 2
No. 27 Reference Code : 1991RC3.9.C...0000d Freq. targeted : HI (21 cm line) Measurement : 13.24 m_21 mag = 2.21E-21 W m^-2^ Uncertainty : 0.20 m_21 mag = 4.47E-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: 141739.0 -29 048 (B1950) Spatial mode : Multiple methods Notes : Homogenized from new and previously published data Qualifiers : m_21 equiv. to S(HI) = 2.208E-21 W m^-2
No. 28 Reference Code : 2005MNRAS.361...34D Freq. targeted : HI line (Parkes) Measurement : 44.7 Jy km s^-1^ = 2.11E-21 W m^-2^ Uncertainty : Jy km s^-1^ = 0.00E+00 Significance : no uncertainty reported Freq or Vel. : 1386.1 km s^-1^ (REST )= 1.42E+09 Hz Frequency mode : Line measurement; flux integrated over line; lines measured in emission Coord. targeted: 142036.4 -291458. (J2000) Spatial mode : Flux integrated from map Notes : Averaged from previously published data Qualifiers :
No. 29 Reference Code : 2004AJ....128...16K Freq. targeted : HI 21cm line Parkes Measurement : 44.5 Jy km/s = 2.09E-21 W m^-2^ Uncertainty : 4.4 Jy km/s = 2.07E-22 Significance : uncertainty Freq or Vel. : 1384 km s^-1^ (REST )= 1.42E+09 Hz Frequency mode : Line measurement; flux integrated over line Coord. targeted: 14 20 37 -29 14 41 (J2000) Spatial mode : Flux integrated from map Notes : From new raw data Qualifiers :
No. 30 Reference Code : 1989H&RHI.C...0000H Freq. targeted : HI (21 cm line) Measurement : 43.70 Jy km s^-1^ = 2.05E-21 W m^-2^ Uncertainty : 5.40 Jy km s^-1^ = 2.54E-22 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: 141738.5 -290108. (B1950) Spatial mode : Not reported in paper Notes : Transformed from previously published data Qualifiers :
No. 31 Reference Code : 1996ApJS..107...97M Freq. targeted : HI (21 cm line) Measurement : 57.03 Jy km s^-1^ = 2.69E-21 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: 141739 -290048 (B1950) Spatial mode : Integrated from scans; Beam filling or dilution corrected Notes : From new raw data; Corrected for flux in reference beam Qualifiers :

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