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Date and Time of the Query: 2019-05-22 T06:46:54 PDT
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Spectral Energy Distribution (SED) for NGC 1121:

22 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) 13.92 +/- 0.28 mag 6.81E+14 1.15E-02 +/- 3.39E-03 Jy Broad-band 1991RC3.9.C...0000d 1
2 B (m_B^0) 13.73 ... mag 6.81E+14 1.37E-02 ... Jy Broad-band 1991RC3.9.C...0000d 2
3 m_p 13.7 +/- 0.4 mag 6.81E+14 1.41E-02 +/- 6.28E-03 Jy Broad-band 1965CGCG5.C...0000Z 3
4 J (2MASS/CTIO) ... >12.254 mag 2.43E+14 < 2.00E-02 Jy Broad-band 2006AJ....131.1163S 4
5 J (2MASS/CTIO) 11.821 +/- 0.006 mag 2.43E+14 2.98E-02 +/- 1.65E-04 Jy Broad-band 4" aperture 2006AJ....131.1163S 5
6 J (2MASS/CTIO) 12.53 +/- 0.083 mag 2.43E+14 1.55E-02 +/- 1.19E-03 Jy Broad-band Profile-fit; Poor quality 2006AJ....131.1163S 6
7 J 10.999 +/- 0.018 mag 2.40E+14 6.34E-02 +/- 1.06E-03 Jy Broad-band 20032MASX.C.......: 7
8 J_14arcsec (2MASS) 11.464 +/- 0.005 mag 2.40E+14 4.13E-02 +/- 1.91E-04 Jy Broad-band 14.0 x 14.0 arcsec aperture. 20032MASX.C.......: 8
9 J 11.051 +/- 0.015 mag 2.40E+14 6.05E-02 +/- 8.41E-04 Jy Broad-band 48.6 x 23.3 arcsec integration area. 20032MASX.C.......: 9
10 H 10.311 +/- 0.020 mag 1.82E+14 7.69E-02 +/- 1.43E-03 Jy Broad-band 20032MASX.C.......: 10
11 H_14arcsec (2MASS) 10.747 +/- 0.007 mag 1.82E+14 5.15E-02 +/- 3.33E-04 Jy Broad-band 14.0 x 14.0 arcsec aperture. 20032MASX.C.......: 11
12 H 10.354 +/- 0.022 mag 1.82E+14 7.39E-02 +/- 1.51E-03 Jy Broad-band 48.6 x 23.3 arcsec integration area. 20032MASX.C.......: 12
13 H (2MASS/CTIO) 11.087 +/- 0.008 mag 1.80E+14 3.76E-02 +/- 2.77E-04 Jy Broad-band 4" aperture 2006AJ....131.1163S 13
14 H (2MASS/CTIO) ... >11.549 mag 1.80E+14 < 2.46E-02 Jy Broad-band 2006AJ....131.1163S 14
15 H (2MASS/CTIO) 11.678 +/- 0.086 mag 1.80E+14 2.18E-02 +/- 1.73E-03 Jy Broad-band Profile-fit; Poor quality 2006AJ....131.1163S 15
16 K_s (2MASS/CTIO) 10.821 +/- 0.01 mag 1.39E+14 3.13E-02 +/- 2.88E-04 Jy Broad-band 4" aperture 2006AJ....131.1163S 16
17 K_s (2MASS/CTIO) 13.144 +/- 0.09 mag 1.39E+14 3.68E-03 +/- 3.05E-04 Jy Broad-band Profile-fit; Poor quality; Confusion 2006AJ....131.1163S 17
18 K_s (2MASS/CTIO) 11.141 +/- 0.048 mag 1.39E+14 2.33E-02 +/- 1.03E-03 Jy Broad-band Profile-fit; Poor quality 2006AJ....131.1163S 18
19 K_s (2MASS/CTIO) 11.261 +/- 0.02 mag 1.39E+14 2.09E-02 +/- 3.85E-04 Jy Broad-band 4" aperture; Confusion 2006AJ....131.1163S 19
20 K_s 10.118 +/- 0.031 mag 1.38E+14 5.98E-02 +/- 1.73E-03 Jy Broad-band 48.6 x 23.3 arcsec integration area. 20032MASX.C.......: 20
21 K_s 10.064 +/- 0.029 mag 1.38E+14 6.29E-02 +/- 1.70E-03 Jy Broad-band 20032MASX.C.......: 21
22 K_s_14arcsec (2MASS) 10.489 +/- 0.009 mag 1.38E+14 4.25E-02 +/- 3.54E-04 Jy Broad-band 14.0 x 14.0 arcsec aperture. 20032MASX.C.......: 22


Detailed Information for Each Entry

 No. 1
Reference Code : 1991RC3.9.C...0000d
Freq. targeted : B (m_B)             
Measurement    :  13.92       mag                  = 1.15E-28 W m^-2^ Hz^-1^
Uncertainty    :  0.28        mag                  = 3.39E-29
Significance   : rms uncertainty
Freq or Vel.   : 4400         A            (OBS   )= 6.81E+14 Hz
Frequency mode : Broad-band measurement
Coord. targeted: 024806.8        -015619 (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 : 13.73 mag = 1.37E-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: 024806.8 -015619 (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 : 1965CGCG5.C...0000Z Freq. targeted : m_p Measurement : 13.7 mag = 1.41E-28 W m^-2^ Hz^-1^ Uncertainty : 0.4 mag = 6.28E-29 Significance : rms noise Freq or Vel. : 4400 A (OBS )= 6.81E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 024812.0 -015600. (B1950) Spatial mode : Estimated by eye Notes : From new raw data Qualifiers :
No. 4 Reference Code : 2006AJ....131.1163S Freq. targeted : J (2MASS/CTIO) Measurement : >12.254 mag < 2.00E-28 W m^-2^ Hz^-1^ Uncertainty : Significance : 95% confidence 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 :
No. 5 Reference Code : 2006AJ....131.1163S Freq. targeted : J (2MASS/CTIO) Measurement : 11.821 mag = 2.98E-28 W m^-2^ Hz^-1^ Uncertainty : 0.006 mag = 1.65E-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 : 4" aperture
No. 6 Reference Code : 2006AJ....131.1163S Freq. targeted : J (2MASS/CTIO) Measurement : 12.53 mag = 1.55E-28 W m^-2^ Hz^-1^ Uncertainty : 0.083 mag = 1.19E-29 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; Poor quality
No. 7 Reference Code : 20032MASX.C.......: Freq. targeted : J Measurement : 10.999 mag = 6.34E-28 W m^-2^ Hz^-1^ Uncertainty : 0.018 mag = 1.06E-29 Significance : 1 sigma uncert. Freq or Vel. : 1.25 microns (OBS )= 2.40E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 025039.19 -014402.6 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers :
No. 8 Reference Code : 20032MASX.C.......: Freq. targeted : J_14arcsec (2MASS) Measurement : 11.464 mag = 4.13E-28 W m^-2^ Hz^-1^ Uncertainty : 0.005 mag = 1.91E-30 Significance : 1 sigma uncert. Freq or Vel. : 1.25 microns (OBS )= 2.40E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 025039.19 -014402.6 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 14.0 x 14.0 arcsec aperture.
No. 9 Reference Code : 20032MASX.C.......: Freq. targeted : J Measurement : 11.051 mag = 6.05E-28 W m^-2^ Hz^-1^ Uncertainty : 0.015 mag = 8.41E-30 Significance : 1 sigma uncert. Freq or Vel. : 1.25 microns (OBS )= 2.40E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 025039.19 -014402.6 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 48.6 x 23.3 arcsec integration area.
No. 10 Reference Code : 20032MASX.C.......: Freq. targeted : H Measurement : 10.311 mag = 7.69E-28 W m^-2^ Hz^-1^ Uncertainty : 0.020 mag = 1.43E-29 Significance : 1 sigma uncert. Freq or Vel. : 1.65 microns (OBS )= 1.82E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 025039.19 -014402.6 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers :
No. 11 Reference Code : 20032MASX.C.......: Freq. targeted : H_14arcsec (2MASS) Measurement : 10.747 mag = 5.15E-28 W m^-2^ Hz^-1^ Uncertainty : 0.007 mag = 3.33E-30 Significance : 1 sigma uncert. Freq or Vel. : 1.65 microns (OBS )= 1.82E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 025039.19 -014402.6 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 14.0 x 14.0 arcsec aperture.
No. 12 Reference Code : 20032MASX.C.......: Freq. targeted : H Measurement : 10.354 mag = 7.39E-28 W m^-2^ Hz^-1^ Uncertainty : 0.022 mag = 1.51E-29 Significance : 1 sigma uncert. Freq or Vel. : 1.65 microns (OBS )= 1.82E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 025039.19 -014402.6 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 48.6 x 23.3 arcsec integration area.
No. 13 Reference Code : 2006AJ....131.1163S Freq. targeted : H (2MASS/CTIO) Measurement : 11.087 mag = 3.76E-28 W m^-2^ Hz^-1^ Uncertainty : 0.008 mag = 2.77E-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 : H (2MASS/CTIO) Measurement : >11.549 mag < 2.46E-28 W m^-2^ Hz^-1^ Uncertainty : Significance : 95% confidence 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 :
No. 15 Reference Code : 2006AJ....131.1163S Freq. targeted : H (2MASS/CTIO) Measurement : 11.678 mag = 2.18E-28 W m^-2^ Hz^-1^ Uncertainty : 0.086 mag = 1.73E-29 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; Poor quality
No. 16 Reference Code : 2006AJ....131.1163S Freq. targeted : K_s (2MASS/CTIO) Measurement : 10.821 mag = 3.13E-28 W m^-2^ Hz^-1^ Uncertainty : 0.01 mag = 2.88E-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. 17 Reference Code : 2006AJ....131.1163S Freq. targeted : K_s (2MASS/CTIO) Measurement : 13.144 mag = 3.68E-29 W m^-2^ Hz^-1^ Uncertainty : 0.09 mag = 3.05E-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; Poor quality; Confusion
No. 18 Reference Code : 2006AJ....131.1163S Freq. targeted : K_s (2MASS/CTIO) Measurement : 11.141 mag = 2.33E-28 W m^-2^ Hz^-1^ Uncertainty : 0.048 mag = 1.03E-29 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; Poor quality
No. 19 Reference Code : 2006AJ....131.1163S Freq. targeted : K_s (2MASS/CTIO) Measurement : 11.261 mag = 2.09E-28 W m^-2^ Hz^-1^ Uncertainty : 0.02 mag = 3.85E-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; Confusion
No. 20 Reference Code : 20032MASX.C.......: Freq. targeted : K_s Measurement : 10.118 mag = 5.98E-28 W m^-2^ Hz^-1^ Uncertainty : 0.031 mag = 1.73E-29 Significance : 1 sigma uncert. Freq or Vel. : 2.17 microns (OBS )= 1.38E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 025039.19 -014402.6 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 48.6 x 23.3 arcsec integration area.
No. 21 Reference Code : 20032MASX.C.......: Freq. targeted : K_s Measurement : 10.064 mag = 6.29E-28 W m^-2^ Hz^-1^ Uncertainty : 0.029 mag = 1.70E-29 Significance : 1 sigma uncert. Freq or Vel. : 2.17 microns (OBS )= 1.38E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 025039.19 -014402.6 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers :
No. 22 Reference Code : 20032MASX.C.......: Freq. targeted : K_s_14arcsec (2MASS) Measurement : 10.489 mag = 4.25E-28 W m^-2^ Hz^-1^ Uncertainty : 0.009 mag = 3.54E-30 Significance : 1 sigma uncert. Freq or Vel. : 2.17 microns (OBS )= 1.38E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 025039.19 -014402.6 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 14.0 x 14.0 arcsec aperture.

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