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Date and Time of the Query: 2019-03-21 T05:41:06 PDT
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Spectral Energy Distribution (SED) for IC 4661:

23 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_J 13.1449 ... mag 6.41E+14 2.18E-02 ... Jy Broad-band 2005MNRAS.361...34D 1
2 R 13.1736 ... mag 4.68E+14 1.66E-02 ... Jy Broad-band 2005MNRAS.361...34D 2
3 I 13.1724 ... mag 3.79E+14 1.37E-02 ... Jy Broad-band 2005MNRAS.361...34D 3
4 J (2MASS/CTIO) 14.772 +/- 0.083 mag 2.43E+14 1.97E-03 +/- 1.50E-04 Jy Broad-band Profile-fit 2006AJ....131.1163S 4
5 J (2MASS/CTIO) 14.271 +/- 0.029 mag 2.43E+14 3.12E-03 +/- 8.33E-05 Jy Broad-band 4" aperture 2006AJ....131.1163S 5
6 J 11.680 +/- 0.025 mag 2.40E+14 3.39E-02 +/- 7.89E-04 Jy Broad-band 20032MASX.C.......: 6
7 J_14arcsec (2MASS) 13.345 +/- 0.029 mag 2.40E+14 7.31E-03 +/- 1.98E-04 Jy Broad-band 14.0 x 14.0 arcsec aperture. 20032MASX.C.......: 7
8 J 11.680 +/- 0.042 mag 2.40E+14 3.39E-02 +/- 1.34E-03 Jy Broad-band 66.2 x 42.4 arcsec integration area. 20032MASX.C.......: 8
9 H 10.527 +/- 0.057 mag 1.82E+14 6.30E-02 +/- 3.40E-03 Jy Broad-band 20032MASX.C.......: 9
10 H_14arcsec (2MASS) 12.712 +/- 0.040 mag 1.82E+14 8.42E-03 +/- 3.16E-04 Jy Broad-band 14.0 x 14.0 arcsec aperture. 20032MASX.C.......: 10
11 H 11.050 +/- 0.067 mag 1.82E+14 3.89E-02 +/- 2.48E-03 Jy Broad-band 66.2 x 42.4 arcsec integration area. 20032MASX.C.......: 11
12 H (2MASS/CTIO) 14.104 +/- 0.09 mag 1.80E+14 2.34E-03 +/- 1.94E-04 Jy Broad-band Profile-fit 2006AJ....131.1163S 12
13 H (2MASS/CTIO) 13.56 +/- 0.053 mag 1.80E+14 3.86E-03 +/- 1.88E-04 Jy Broad-band 4" aperture 2006AJ....131.1163S 13
14 K_s (2MASS/CTIO) 13.305 +/- 0.046 mag 1.39E+14 3.18E-03 +/- 1.35E-04 Jy Broad-band 4" aperture 2006AJ....131.1163S 14
15 K_s (2MASS/CTIO) 13.854 +/- 0.089 mag 1.39E+14 1.92E-03 +/- 1.57E-04 Jy Broad-band Profile-fit 2006AJ....131.1163S 15
16 K_s 10.868 +/- 0.093 mag 1.38E+14 3.00E-02 +/- 2.68E-03 Jy Broad-band 66.2 x 42.4 arcsec integration area. 20032MASX.C.......: 16
17 K_s 10.365 +/- 0.071 mag 1.38E+14 4.76E-02 +/- 3.22E-03 Jy Broad-band 20032MASX.C.......: 17
18 K_s_14arcsec (2MASS) 12.492 +/- 0.050 mag 1.38E+14 6.72E-03 +/- 3.17E-04 Jy Broad-band 14.0 x 14.0 arcsec aperture. 20032MASX.C.......: 18
19 12 microns (IRAS) ... <8.290E-02 Jy 2.50E+13 < 8.29E-02 Jy Broad-band 1990IRASF.C...0000M 19
20 25 microns (IRAS) ... <6.993E-02 Jy 1.20E+13 < 6.99E-02 Jy Broad-band 1990IRASF.C...0000M 20
21 60 microns (IRAS) 5.966E-01 +/- 11 % Jy 5.00E+12 5.97E-01 +/- 6.56E-02 Jy Broad-band IRAS quality flag = 3 1990IRASF.C...0000M 21
22 100 microns (IRAS) 2.300E+00 +/- 12 % Jy 3.00E+12 2.30E+00 +/- 2.76E-01 Jy Broad-band IRAS quality flag = 2 1990IRASF.C...0000M 22
23 HI line (Parkes) 13.9 ... Jy km s^-1^ 1.42E+09 6.48E+04 ... Jy-Hz Line 2005MNRAS.361...34D 23


Detailed Information for Each Entry

 No. 1
Reference Code : 2005MNRAS.361...34D
Freq. targeted : B_J                 
Measurement    :  13.1449     mag                  = 2.18E-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: 175103.4        -740156.2 (J2000)
Spatial mode   : Flux in fixed aperture
Notes          : From new raw data
Qualifiers     :                                         

No. 2 Reference Code : 2005MNRAS.361...34D Freq. targeted : R Measurement : 13.1736 mag = 1.66E-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: 175103.4 -740156.2 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers :
No. 3 Reference Code : 2005MNRAS.361...34D Freq. targeted : I Measurement : 13.1724 mag = 1.37E-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: 175103.4 -740156.2 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers :
No. 4 Reference Code : 2006AJ....131.1163S Freq. targeted : J (2MASS/CTIO) Measurement : 14.772 mag = 1.97E-29 W m^-2^ Hz^-1^ Uncertainty : 0.083 mag = 1.50E-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. 5 Reference Code : 2006AJ....131.1163S Freq. targeted : J (2MASS/CTIO) Measurement : 14.271 mag = 3.12E-29 W m^-2^ Hz^-1^ Uncertainty : 0.029 mag = 8.33E-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. 6 Reference Code : 20032MASX.C.......: Freq. targeted : J Measurement : 11.680 mag = 3.39E-28 W m^-2^ Hz^-1^ Uncertainty : 0.025 mag = 7.89E-30 Significance : 1 sigma uncert. Freq or Vel. : 1.25 microns (OBS )= 2.40E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 175102.76 -740156.6 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers :
No. 7 Reference Code : 20032MASX.C.......: Freq. targeted : J_14arcsec (2MASS) Measurement : 13.345 mag = 7.31E-29 W m^-2^ Hz^-1^ Uncertainty : 0.029 mag = 1.98E-30 Significance : 1 sigma uncert. Freq or Vel. : 1.25 microns (OBS )= 2.40E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 175102.76 -740156.6 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data; Corrected for contaminating sources Qualifiers : 14.0 x 14.0 arcsec aperture.
No. 8 Reference Code : 20032MASX.C.......: Freq. targeted : J Measurement : 11.680 mag = 3.39E-28 W m^-2^ Hz^-1^ Uncertainty : 0.042 mag = 1.34E-29 Significance : 1 sigma uncert. Freq or Vel. : 1.25 microns (OBS )= 2.40E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 175102.76 -740156.6 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data; Corrected for contaminating sources Qualifiers : 66.2 x 42.4 arcsec integration area.
No. 9 Reference Code : 20032MASX.C.......: Freq. targeted : H Measurement : 10.527 mag = 6.30E-28 W m^-2^ Hz^-1^ Uncertainty : 0.057 mag = 3.40E-29 Significance : 1 sigma uncert. Freq or Vel. : 1.65 microns (OBS )= 1.82E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 175102.76 -740156.6 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers :
No. 10 Reference Code : 20032MASX.C.......: Freq. targeted : H_14arcsec (2MASS) Measurement : 12.712 mag = 8.42E-29 W m^-2^ Hz^-1^ Uncertainty : 0.040 mag = 3.16E-30 Significance : 1 sigma uncert. Freq or Vel. : 1.65 microns (OBS )= 1.82E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 175102.76 -740156.6 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data; Corrected for contaminating sources Qualifiers : 14.0 x 14.0 arcsec aperture.
No. 11 Reference Code : 20032MASX.C.......: Freq. targeted : H Measurement : 11.050 mag = 3.89E-28 W m^-2^ Hz^-1^ Uncertainty : 0.067 mag = 2.48E-29 Significance : 1 sigma uncert. Freq or Vel. : 1.65 microns (OBS )= 1.82E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 175102.76 -740156.6 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data; Corrected for contaminating sources Qualifiers : 66.2 x 42.4 arcsec integration area.
No. 12 Reference Code : 2006AJ....131.1163S Freq. targeted : H (2MASS/CTIO) Measurement : 14.104 mag = 2.34E-29 W m^-2^ Hz^-1^ Uncertainty : 0.09 mag = 1.94E-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. 13 Reference Code : 2006AJ....131.1163S Freq. targeted : H (2MASS/CTIO) Measurement : 13.56 mag = 3.86E-29 W m^-2^ Hz^-1^ Uncertainty : 0.053 mag = 1.88E-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. 14 Reference Code : 2006AJ....131.1163S Freq. targeted : K_s (2MASS/CTIO) Measurement : 13.305 mag = 3.18E-29 W m^-2^ Hz^-1^ Uncertainty : 0.046 mag = 1.35E-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/CTIO) Measurement : 13.854 mag = 1.92E-29 W m^-2^ Hz^-1^ Uncertainty : 0.089 mag = 1.57E-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. 16 Reference Code : 20032MASX.C.......: Freq. targeted : K_s Measurement : 10.868 mag = 3.00E-28 W m^-2^ Hz^-1^ Uncertainty : 0.093 mag = 2.68E-29 Significance : 1 sigma uncert. Freq or Vel. : 2.17 microns (OBS )= 1.38E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 175102.76 -740156.6 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data; Corrected for contaminating sources Qualifiers : 66.2 x 42.4 arcsec integration area.
No. 17 Reference Code : 20032MASX.C.......: Freq. targeted : K_s Measurement : 10.365 mag = 4.76E-28 W m^-2^ Hz^-1^ Uncertainty : 0.071 mag = 3.22E-29 Significance : 1 sigma uncert. Freq or Vel. : 2.17 microns (OBS )= 1.38E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 175102.76 -740156.6 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers :
No. 18 Reference Code : 20032MASX.C.......: Freq. targeted : K_s_14arcsec (2MASS) Measurement : 12.492 mag = 6.72E-29 W m^-2^ Hz^-1^ Uncertainty : 0.050 mag = 3.17E-30 Significance : 1 sigma uncert. Freq or Vel. : 2.17 microns (OBS )= 1.38E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 175102.76 -740156.6 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data; Corrected for contaminating sources Qualifiers : 14.0 x 14.0 arcsec aperture.
No. 19 Reference Code : 1990IRASF.C...0000M Freq. targeted : 12 microns (IRAS) Measurement : <8.290E-02 Jy < 8.29E-28 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: 174437.8 -740108 (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 : <6.993E-02 Jy < 6.99E-28 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: 174437.8 -740108 (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 : 5.966E-01 Jy = 5.97E-27 W m^-2^ Hz^-1^ Uncertainty : 11 % Jy = 6.56E-28 Significance : uncertainty Freq or Vel. : 60 microns (OBS )= 5.00E+12 Hz Frequency mode : Broad-band measurement Coord. targeted: 174437.8 -740108 (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 : 2.300E+00 Jy = 2.30E-26 W m^-2^ Hz^-1^ Uncertainty : 12 % Jy = 2.76E-27 Significance : uncertainty Freq or Vel. : 100 microns (OBS )= 3.00E+12 Hz Frequency mode : Broad-band measurement Coord. targeted: 174437.8 -740108 (B1950) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : IRAS quality flag = 2
No. 23 Reference Code : 2005MNRAS.361...34D Freq. targeted : HI line (Parkes) Measurement : 13.9 Jy km s^-1^ = 6.48E-22 W m^-2^ Uncertainty : Jy km s^-1^ = 0.00E+00 Significance : no uncertainty reported Freq or Vel. : 4847.7 km s^-1^ (REST )= 1.42E+09 Hz Frequency mode : Line measurement; flux integrated over line; lines measured in emission Coord. targeted: 175133.4 -740412. (J2000) Spatial mode : Flux integrated from map Notes : Averaged from previously published data Qualifiers :

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