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Date and Time of the Query: 2019-04-18 T14:29:30 PDT
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Spectral Energy Distribution (SED) for NGC 4843:

24 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) 13.96 +/- 0.18 mag 6.81E+14 1.11E-02 +/- 2.00E-03 Jy Broad-band 1991RC3.9.C...0000d 1
2 B (m_B^0) 13.41 ... mag 6.81E+14 1.84E-02 ... Jy Broad-band 1991RC3.9.C...0000d 2
3 m_p 14.1 +/- 0.4 mag 6.81E+14 9.76E-03 +/- 4.35E-03 Jy Broad-band 1961CGCG1.C...0000Z 3
4 Gunn r-band 12.46 +/- 0.10 mag 4.58E+14 3.07E-02 +/- 2.96E-03 Jy Broad-band 1996ApJ...470..172S 4
5 J (2MASS/CTIO) 13.42 +/- 0.111 mag 2.43E+14 6.83E-03 +/- 6.98E-04 Jy Broad-band Profile-fit; Poor quality 2006AJ....131.1163S 5
6 J (2MASS/CTIO) 12.57 +/- 0.008 mag 2.43E+14 1.49E-02 +/- 1.10E-04 Jy Broad-band 4" aperture 2006AJ....131.1163S 6
7 J 10.490 +/- 0.017 mag 2.40E+14 1.01E-01 +/- 1.60E-03 Jy Broad-band 121.8 x 26.8 arcsec integration area. 20032MASX.C.......: 7
8 J 10.490 +/- 0.009 mag 2.40E+14 1.01E-01 +/- 8.44E-04 Jy Broad-band 20032MASX.C.......: 8
9 J_14arcsec (2MASS) 11.940 +/- 0.008 mag 2.40E+14 2.67E-02 +/- 1.97E-04 Jy Broad-band 14.0 x 14.0 arcsec aperture. 20032MASX.C.......: 9
10 H 9.738 +/- 0.021 mag 1.82E+14 1.30E-01 +/- 2.55E-03 Jy Broad-band 121.8 x 26.8 arcsec integration area. 20032MASX.C.......: 10
11 H 9.738 +/- 0.010 mag 1.82E+14 1.30E-01 +/- 1.21E-03 Jy Broad-band 20032MASX.C.......: 11
12 H_14arcsec (2MASS) 11.199 +/- 0.009 mag 1.82E+14 3.39E-02 +/- 2.82E-04 Jy Broad-band 14.0 x 14.0 arcsec aperture. 20032MASX.C.......: 12
13 H (2MASS/CTIO) 12.747 +/- 0.132 mag 1.80E+14 8.16E-03 +/- 9.92E-04 Jy Broad-band Profile-fit; Poor quality 2006AJ....131.1163S 13
14 H (2MASS/CTIO) 11.825 +/- 0.004 mag 1.80E+14 1.91E-02 +/- 7.02E-05 Jy Broad-band 4" aperture 2006AJ....131.1163S 14
15 K_s (2MASS/CTIO) 12.248 +/- 0.106 mag 1.39E+14 8.41E-03 +/- 8.21E-04 Jy Broad-band Profile-fit; Poor quality 2006AJ....131.1163S 15
16 K_s (2MASS/CTIO) 11.581 +/- 0.012 mag 1.39E+14 1.55E-02 +/- 1.72E-04 Jy Broad-band 4" aperture 2006AJ....131.1163S 16
17 K_s_14arcsec (2MASS) 10.937 +/- 0.014 mag 1.38E+14 2.81E-02 +/- 3.65E-04 Jy Broad-band 14.0 x 14.0 arcsec aperture. 20032MASX.C.......: 17
18 K_s 9.472 +/- 0.033 mag 1.38E+14 1.08E-01 +/- 3.35E-03 Jy Broad-band 121.8 x 26.8 arcsec integration area. 20032MASX.C.......: 18
19 K_s 9.472 +/- 0.017 mag 1.38E+14 1.08E-01 +/- 1.71E-03 Jy Broad-band 20032MASX.C.......: 19
20 12 microns (IRAS) ... <1.552E-01 Jy 2.50E+13 < 1.55E-01 Jy Broad-band 1990IRASF.C...0000M 20
21 25 microns (IRAS) ... <2.089E-01 Jy 1.20E+13 < 2.09E-01 Jy Broad-band 1990IRASF.C...0000M 21
22 60 microns (IRAS) 2.644E-01 +/- 23 % Jy 5.00E+12 2.64E-01 +/- 6.08E-02 Jy Broad-band IRAS quality flag = 3 1990IRASF.C...0000M 22
23 100 microns (IRAS) 1.401E+00 +/- 12 % Jy 3.00E+12 1.40E+00 +/- 1.68E-01 Jy Broad-band IRAS quality flag = 2 1990IRASF.C...0000M 23
24 HI (21 cm line) 4.8 +/- 0.8 Jy km sec^-1^ 1.42E+09 2.19E+04 +/- 3.66E+03 Jy-Hz Line 1998A&AS..130..333T 24


Detailed Information for Each Entry

 No. 1
Reference Code : 1991RC3.9.C...0000d
Freq. targeted : B (m_B)             
Measurement    :  13.96       mag                  = 1.11E-28 W m^-2^ Hz^-1^
Uncertainty    :  0.18        mag                  = 2.00E-29
Significance   : rms uncertainty
Freq or Vel.   : 4400         A            (OBS   )= 6.81E+14 Hz
Frequency mode : Broad-band measurement
Coord. targeted: 125526.3        - 32107 (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 : 13.41 mag = 1.84E-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: 125526.3 - 32107 (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 : 1961CGCG1.C...0000Z Freq. targeted : m_p Measurement : 14.1 mag = 9.76E-29 W m^-2^ Hz^-1^ Uncertainty : 0.4 mag = 4.35E-29 Significance : rms noise Freq or Vel. : 4400 A (OBS )= 6.81E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 125524.0 -032100. (B1950) Spatial mode : Estimated by eye Notes : From new raw data Qualifiers :
No. 4 Reference Code : 1996ApJ...470..172S Freq. targeted : Gunn r-band Measurement : 12.46 mag = 3.07E-28 W m^-2^ Hz^-1^ Uncertainty : 0.10 mag = 2.96E-29 Significance : rms uncertainty Freq or Vel. : 6538 A (OBS )= 4.58E+14 Hz Frequency mode : Broad-band measurement; photometric system transformed Coord. targeted: 125526.12 -032104.5 (B1950) Spatial mode : Integrated from scans Notes : From new raw data; Corrected for contaminating sources Qualifiers :
No. 5 Reference Code : 2006AJ....131.1163S Freq. targeted : J (2MASS/CTIO) Measurement : 13.42 mag = 6.83E-29 W m^-2^ Hz^-1^ Uncertainty : 0.111 mag = 6.98E-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; Poor quality
No. 6 Reference Code : 2006AJ....131.1163S Freq. targeted : J (2MASS/CTIO) Measurement : 12.57 mag = 1.49E-28 W m^-2^ Hz^-1^ Uncertainty : 0.008 mag = 1.10E-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. 7 Reference Code : 20032MASX.C.......: Freq. targeted : J Measurement : 10.490 mag = 1.01E-27 W m^-2^ Hz^-1^ Uncertainty : 0.017 mag = 1.60E-29 Significance : 1 sigma uncert. Freq or Vel. : 1.25 microns (OBS )= 2.40E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 125800.82 -033716.1 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 121.8 x 26.8 arcsec integration area.
No. 8 Reference Code : 20032MASX.C.......: Freq. targeted : J Measurement : 10.490 mag = 1.01E-27 W m^-2^ Hz^-1^ Uncertainty : 0.009 mag = 8.44E-30 Significance : 1 sigma uncert. Freq or Vel. : 1.25 microns (OBS )= 2.40E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 125800.82 -033716.1 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers :
No. 9 Reference Code : 20032MASX.C.......: Freq. targeted : J_14arcsec (2MASS) Measurement : 11.940 mag = 2.67E-28 W m^-2^ Hz^-1^ Uncertainty : 0.008 mag = 1.97E-30 Significance : 1 sigma uncert. Freq or Vel. : 1.25 microns (OBS )= 2.40E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 125800.82 -033716.1 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 14.0 x 14.0 arcsec aperture.
No. 10 Reference Code : 20032MASX.C.......: Freq. targeted : H Measurement : 9.738 mag = 1.30E-27 W m^-2^ Hz^-1^ Uncertainty : 0.021 mag = 2.55E-29 Significance : 1 sigma uncert. Freq or Vel. : 1.65 microns (OBS )= 1.82E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 125800.82 -033716.1 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 121.8 x 26.8 arcsec integration area.
No. 11 Reference Code : 20032MASX.C.......: Freq. targeted : H Measurement : 9.738 mag = 1.30E-27 W m^-2^ Hz^-1^ Uncertainty : 0.010 mag = 1.21E-29 Significance : 1 sigma uncert. Freq or Vel. : 1.65 microns (OBS )= 1.82E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 125800.82 -033716.1 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers :
No. 12 Reference Code : 20032MASX.C.......: Freq. targeted : H_14arcsec (2MASS) Measurement : 11.199 mag = 3.39E-28 W m^-2^ Hz^-1^ Uncertainty : 0.009 mag = 2.82E-30 Significance : 1 sigma uncert. Freq or Vel. : 1.65 microns (OBS )= 1.82E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 125800.82 -033716.1 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 14.0 x 14.0 arcsec aperture.
No. 13 Reference Code : 2006AJ....131.1163S Freq. targeted : H (2MASS/CTIO) Measurement : 12.747 mag = 8.16E-29 W m^-2^ Hz^-1^ Uncertainty : 0.132 mag = 9.92E-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; Poor quality
No. 14 Reference Code : 2006AJ....131.1163S Freq. targeted : H (2MASS/CTIO) Measurement : 11.825 mag = 1.91E-28 W m^-2^ Hz^-1^ Uncertainty : 0.004 mag = 7.02E-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. 15 Reference Code : 2006AJ....131.1163S Freq. targeted : K_s (2MASS/CTIO) Measurement : 12.248 mag = 8.41E-29 W m^-2^ Hz^-1^ Uncertainty : 0.106 mag = 8.21E-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
No. 16 Reference Code : 2006AJ....131.1163S Freq. targeted : K_s (2MASS/CTIO) Measurement : 11.581 mag = 1.55E-28 W m^-2^ Hz^-1^ Uncertainty : 0.012 mag = 1.72E-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 : 20032MASX.C.......: Freq. targeted : K_s_14arcsec (2MASS) Measurement : 10.937 mag = 2.81E-28 W m^-2^ Hz^-1^ Uncertainty : 0.014 mag = 3.65E-30 Significance : 1 sigma uncert. Freq or Vel. : 2.17 microns (OBS )= 1.38E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 125800.82 -033716.1 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 14.0 x 14.0 arcsec aperture.
No. 18 Reference Code : 20032MASX.C.......: Freq. targeted : K_s Measurement : 9.472 mag = 1.08E-27 W m^-2^ Hz^-1^ Uncertainty : 0.033 mag = 3.35E-29 Significance : 1 sigma uncert. Freq or Vel. : 2.17 microns (OBS )= 1.38E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 125800.82 -033716.1 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 121.8 x 26.8 arcsec integration area.
No. 19 Reference Code : 20032MASX.C.......: Freq. targeted : K_s Measurement : 9.472 mag = 1.08E-27 W m^-2^ Hz^-1^ Uncertainty : 0.017 mag = 1.71E-29 Significance : 1 sigma uncert. Freq or Vel. : 2.17 microns (OBS )= 1.38E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 125800.82 -033716.1 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers :
No. 20 Reference Code : 1990IRASF.C...0000M Freq. targeted : 12 microns (IRAS) Measurement : <1.552E-01 Jy < 1.55E-27 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: 125526.7 -032052 (B1950) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers :
No. 21 Reference Code : 1990IRASF.C...0000M Freq. targeted : 25 microns (IRAS) Measurement : <2.089E-01 Jy < 2.09E-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: 125526.7 -032052 (B1950) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers :
No. 22 Reference Code : 1990IRASF.C...0000M Freq. targeted : 60 microns (IRAS) Measurement : 2.644E-01 Jy = 2.64E-27 W m^-2^ Hz^-1^ Uncertainty : 23 % Jy = 6.08E-28 Significance : uncertainty Freq or Vel. : 60 microns (OBS )= 5.00E+12 Hz Frequency mode : Broad-band measurement Coord. targeted: 125526.7 -032052 (B1950) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : IRAS quality flag = 3
No. 23 Reference Code : 1990IRASF.C...0000M Freq. targeted : 100 microns (IRAS) Measurement : 1.401E+00 Jy = 1.40E-26 W m^-2^ Hz^-1^ Uncertainty : 12 % Jy = 1.68E-27 Significance : uncertainty Freq or Vel. : 100 microns (OBS )= 3.00E+12 Hz Frequency mode : Broad-band measurement Coord. targeted: 125526.7 -032052 (B1950) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : IRAS quality flag = 2
No. 24 Reference Code : 1998A&AS..130..333T Freq. targeted : HI (21 cm line) Measurement : 4.8 Jy km sec^-1^ = 2.19E-22 W m^-2^ Uncertainty : 0.8 Jy km sec^-1^ = 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: 125526. -032107. (B1950) Spatial mode : Integrated from scans; Beam filling or dilution corrected Notes : From new raw data Qualifiers :

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