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Date and Time of the Query: 2019-05-19 T07:05:12 PDT
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Spectral Energy Distribution (SED) for NGC 4496A:

28 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 UV_1650 (m_T) 11.12 +/- 0.32 mag 1.82E+15 1.18E-02 +/- 4.03E-03 Jy Broad-band 1995A&AS..114..527R 1
2 U (U_T) 11.84 +/- 0.13 mag 8.19E+14 3.32E-02 +/- 4.35E-03 Jy Broad-band 1991RC3.9.C...0000d 2
3 U (U_T^0) 11.67 ... mag 8.19E+14 3.89E-02 ... Jy Broad-band 1991RC3.9.C...0000d 3
4 B (m_B) 11.67 +/- 0.31 mag 6.81E+14 9.15E-02 +/- 3.02E-02 Jy Broad-band 1991RC3.9.C...0000d 4
5 B (B_T^0) 11.78 ... mag 6.81E+14 8.27E-02 ... Jy Broad-band 1991RC3.9.C...0000d 5
6 B (B_T) 11.94 +/- 0.13 mag 6.81E+14 7.14E-02 +/- 9.08E-03 Jy Broad-band 1991RC3.9.C...0000d 6
7 V (V_T^0) 11.27 ... mag 5.42E+14 1.13E-01 ... Jy Broad-band 1991RC3.9.C...0000d 7
8 V (V_T) 11.42 +/- 0.13 mag 5.42E+14 9.84E-02 +/- 1.27E-02 Jy Broad-band 1991RC3.9.C...0000d 8
9 F814W (HST/WFPC2) 20.08 ... mag 3.78E+14 2.31E-05 ... Jy Broad-band Nuclear cluster mag; 0.100" aper radius 2004AJ....127..105B 9
10 J (2MASS/CTIO) 14.746 +/- 0.078 mag 2.43E+14 2.01E-03 +/- 1.45E-04 Jy Broad-band 4" aperture 2006AJ....131.1163S 10
11 J (2MASS/CTIO) 16.03 +/- 0.226 mag 2.43E+14 6.17E-04 +/- 1.28E-04 Jy Broad-band Profile-fit 2006AJ....131.1163S 11
12 J 10.943 +/- 0.038 mag 2.40E+14 6.68E-02 +/- 2.38E-03 Jy Broad-band 100.4 x 56.2 arcsec integration area. 20032MASX.C.......: 12
13 J 10.320 +/- 0.043 mag 2.40E+14 1.19E-01 +/- 4.79E-03 Jy Broad-band 20032MASX.C.......: 13
14 J_14arcsec (2MASS) 13.431 +/- 0.032 mag 2.40E+14 6.75E-03 +/- 2.02E-04 Jy Broad-band 14.0 x 14.0 arcsec aperture. 20032MASX.C.......: 14
15 H 10.383 +/- 0.052 mag 1.82E+14 7.20E-02 +/- 3.53E-03 Jy Broad-band 100.4 x 56.2 arcsec integration area. 20032MASX.C.......: 15
16 H 9.779 +/- 0.052 mag 1.82E+14 1.26E-01 +/- 6.16E-03 Jy Broad-band 20032MASX.C.......: 16
17 H_14arcsec (2MASS) 12.861 +/- 0.040 mag 1.82E+14 7.34E-03 +/- 2.76E-04 Jy Broad-band 14.0 x 14.0 arcsec aperture. 20032MASX.C.......: 17
18 H (2MASS/CTIO) ... >14.111 mag 1.80E+14 < 2.32E-03 Jy Broad-band 2006AJ....131.1163S 18
19 K_s (2MASS/CTIO) 14.987 +/- 0.214 mag 1.39E+14 6.75E-04 +/- 1.33E-04 Jy Broad-band Profile-fit 2006AJ....131.1163S 19
20 K_s (2MASS/CTIO) 13.964 +/- 0.108 mag 1.39E+14 1.73E-03 +/- 1.72E-04 Jy Broad-band 4" aperture 2006AJ....131.1163S 20
21 K_s 10.121 +/- 0.082 mag 1.38E+14 5.96E-02 +/- 4.68E-03 Jy Broad-band 100.4 x 56.2 arcsec integration area. 20032MASX.C.......: 21
22 K_s 9.556 +/- 0.082 mag 1.38E+14 1.00E-01 +/- 7.87E-03 Jy Broad-band 20032MASX.C.......: 22
23 K_s_14arcsec (2MASS) 12.589 +/- 0.062 mag 1.38E+14 6.14E-03 +/- 3.61E-04 Jy Broad-band 14.0 x 14.0 arcsec aperture. 20032MASX.C.......: 23
24 HI (21 cm line) 13.22 +/- 0.10 m_21 mag 1.42E+09 2.25E+05 +/- 2.17E+04 Jy-Hz Line m_21 equiv. to S(HI) = 2.249E-21 W m^-2 1991RC3.9.C...0000d 24
25 HI (21cm) line WSRT 36.7 +/- 0.4 Jy km/s 1.42E+09 1.73E+05 +/- 1.88E+03 Jy-Hz Line 2011A&A...528A..28P 25
26 HI (21 cm line) 44.00 ... Jy km s^-1^ 1.42E+09 2.06E+05 ... Jy-Hz Line 1989H&RHI.C...0000H 26
27 HI (21 cm line) 53.50 ... Jy km s^-1^ 1.42E+09 2.51E+05 ... Jy-Hz Line 1989H&RHI.C...0000H 27
28 HI line (Parkes) 34.2 ... Jy km/s 1.39E+09 1.58E+05 ... Jy-Hz Line Underestimated flux 2011A&A...533A.122P 28


Detailed Information for Each Entry

 No. 1
Reference Code : 1995A&AS..114..527R
Freq. targeted : UV_1650 (m_T)       
Measurement    :  11.12       mag                  = 1.18E-28 W m^-2^ Hz^-1^
Uncertainty    :  0.32        mag                  = 4.03E-29
Significance   : mean error
Freq or Vel.   : 1650         A            (OBS   )= 1.82E+15 Hz
Frequency mode : Broad-band measurement; broad-band flux derived by
                 integration over spectrum; synthetic band
Coord. targeted: 122907          041254 (B1950)
Spatial mode   : Multiple methods
Notes          : Homogenized from previously published data
Qualifiers     :                                         

No. 2 Reference Code : 1991RC3.9.C...0000d Freq. targeted : U (U_T) Measurement : 11.84 mag = 3.32E-28 W m^-2^ Hz^-1^ Uncertainty : 0.13 mag = 4.35E-29 Significance : rms uncertainty Freq or Vel. : 3660 A (OBS )= 8.19E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 122906.2 + 41256 (B1950) Spatial mode : From multi-aperture data Notes : Homogenized from new and previously published data; Standard Johnson UBVRI filters assumed Qualifiers :
No. 3 Reference Code : 1991RC3.9.C...0000d Freq. targeted : U (U_T^0) Measurement : 11.67 mag = 3.89E-28 W m^-2^ Hz^-1^ Uncertainty : mag = 0.00E+00 Significance : no uncertainty reported Freq or Vel. : 3660 A (OBS )= 8.19E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 122906.2 + 41256 (B1950) Spatial mode : From multi-aperture data 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 : 1991RC3.9.C...0000d Freq. targeted : B (m_B) Measurement : 11.67 mag = 9.15E-28 W m^-2^ Hz^-1^ Uncertainty : 0.31 mag = 3.02E-28 Significance : rms uncertainty Freq or Vel. : 4400 A (OBS )= 6.81E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 122906.2 + 41256 (B1950) Spatial mode : Multiple methods Notes : Homogenized from new and previously published data; Standard Johnson UBVRI filters assumed Qualifiers :
No. 5 Reference Code : 1991RC3.9.C...0000d Freq. targeted : B (B_T^0) Measurement : 11.78 mag = 8.27E-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: 122906.2 + 41256 (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. 6 Reference Code : 1991RC3.9.C...0000d Freq. targeted : B (B_T) Measurement : 11.94 mag = 7.14E-28 W m^-2^ Hz^-1^ Uncertainty : 0.13 mag = 9.08E-29 Significance : rms uncertainty Freq or Vel. : 4400 A (OBS )= 6.81E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 122906.2 + 41256 (B1950) Spatial mode : From multi-aperture data Notes : Homogenized from new and previously published data; Standard Johnson UBVRI filters assumed Qualifiers :
No. 7 Reference Code : 1991RC3.9.C...0000d Freq. targeted : V (V_T^0) Measurement : 11.27 mag = 1.13E-27 W m^-2^ Hz^-1^ Uncertainty : mag = 0.00E+00 Significance : no uncertainty reported Freq or Vel. : 5530 A (OBS )= 5.42E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 122906.2 + 41256 (B1950) Spatial mode : From multi-aperture data 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. 8 Reference Code : 1991RC3.9.C...0000d Freq. targeted : V (V_T) Measurement : 11.42 mag = 9.84E-28 W m^-2^ Hz^-1^ Uncertainty : 0.13 mag = 1.27E-28 Significance : rms uncertainty Freq or Vel. : 5530 A (OBS )= 5.42E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 122906.2 + 41256 (B1950) Spatial mode : From multi-aperture data Notes : Homogenized from new and previously published data; Standard Johnson UBVRI filters assumed Qualifiers :
No. 9 Reference Code : 2004AJ....127..105B Freq. targeted : F814W (HST/WFPC2) Measurement : 20.08 mag = 2.31E-31 W m^-2^ Hz^-1^ Uncertainty : mag = 0.00E+00 Significance : no uncertainty reported Freq or Vel. : 7924 A (OBS )= 3.78E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: Spatial mode : Modelled datum Notes : From reprocessed raw data Qualifiers : Nuclear cluster mag; 0.100" aper radius
No. 10 Reference Code : 2006AJ....131.1163S Freq. targeted : J (2MASS/CTIO) Measurement : 14.746 mag = 2.01E-29 W m^-2^ Hz^-1^ Uncertainty : 0.078 mag = 1.45E-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. 11 Reference Code : 2006AJ....131.1163S Freq. targeted : J (2MASS/CTIO) Measurement : 16.03 mag = 6.17E-30 W m^-2^ Hz^-1^ Uncertainty : 0.226 mag = 1.28E-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. 12 Reference Code : 20032MASX.C.......: Freq. targeted : J Measurement : 10.943 mag = 6.68E-28 W m^-2^ Hz^-1^ Uncertainty : 0.038 mag = 2.38E-29 Significance : 1 sigma uncert. Freq or Vel. : 1.25 microns (OBS )= 2.40E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 123139.21 +035622.1 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data; Corrected for contaminating sources Qualifiers : 100.4 x 56.2 arcsec integration area.
No. 13 Reference Code : 20032MASX.C.......: Freq. targeted : J Measurement : 10.320 mag = 1.19E-27 W m^-2^ Hz^-1^ Uncertainty : 0.043 mag = 4.79E-29 Significance : 1 sigma uncert. Freq or Vel. : 1.25 microns (OBS )= 2.40E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 123139.21 +035622.1 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers :
No. 14 Reference Code : 20032MASX.C.......: Freq. targeted : J_14arcsec (2MASS) Measurement : 13.431 mag = 6.75E-29 W m^-2^ Hz^-1^ Uncertainty : 0.032 mag = 2.02E-30 Significance : 1 sigma uncert. Freq or Vel. : 1.25 microns (OBS )= 2.40E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 123139.21 +035622.1 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 14.0 x 14.0 arcsec aperture.
No. 15 Reference Code : 20032MASX.C.......: Freq. targeted : H Measurement : 10.383 mag = 7.20E-28 W m^-2^ Hz^-1^ Uncertainty : 0.052 mag = 3.53E-29 Significance : 1 sigma uncert. Freq or Vel. : 1.65 microns (OBS )= 1.82E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 123139.21 +035622.1 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data; Corrected for contaminating sources Qualifiers : 100.4 x 56.2 arcsec integration area.
No. 16 Reference Code : 20032MASX.C.......: Freq. targeted : H Measurement : 9.779 mag = 1.26E-27 W m^-2^ Hz^-1^ Uncertainty : 0.052 mag = 6.16E-29 Significance : 1 sigma uncert. Freq or Vel. : 1.65 microns (OBS )= 1.82E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 123139.21 +035622.1 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers :
No. 17 Reference Code : 20032MASX.C.......: Freq. targeted : H_14arcsec (2MASS) Measurement : 12.861 mag = 7.34E-29 W m^-2^ Hz^-1^ Uncertainty : 0.040 mag = 2.76E-30 Significance : 1 sigma uncert. Freq or Vel. : 1.65 microns (OBS )= 1.82E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 123139.21 +035622.1 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 14.0 x 14.0 arcsec aperture.
No. 18 Reference Code : 2006AJ....131.1163S Freq. targeted : H (2MASS/CTIO) Measurement : >14.111 mag < 2.32E-29 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. 19 Reference Code : 2006AJ....131.1163S Freq. targeted : K_s (2MASS/CTIO) Measurement : 14.987 mag = 6.75E-30 W m^-2^ Hz^-1^ Uncertainty : 0.214 mag = 1.33E-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. 20 Reference Code : 2006AJ....131.1163S Freq. targeted : K_s (2MASS/CTIO) Measurement : 13.964 mag = 1.73E-29 W m^-2^ Hz^-1^ Uncertainty : 0.108 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. 21 Reference Code : 20032MASX.C.......: Freq. targeted : K_s Measurement : 10.121 mag = 5.96E-28 W m^-2^ Hz^-1^ Uncertainty : 0.082 mag = 4.68E-29 Significance : 1 sigma uncert. Freq or Vel. : 2.17 microns (OBS )= 1.38E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 123139.21 +035622.1 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data; Corrected for contaminating sources Qualifiers : 100.4 x 56.2 arcsec integration area.
No. 22 Reference Code : 20032MASX.C.......: Freq. targeted : K_s Measurement : 9.556 mag = 1.00E-27 W m^-2^ Hz^-1^ Uncertainty : 0.082 mag = 7.87E-29 Significance : 1 sigma uncert. Freq or Vel. : 2.17 microns (OBS )= 1.38E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 123139.21 +035622.1 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers :
No. 23 Reference Code : 20032MASX.C.......: Freq. targeted : K_s_14arcsec (2MASS) Measurement : 12.589 mag = 6.14E-29 W m^-2^ Hz^-1^ Uncertainty : 0.062 mag = 3.61E-30 Significance : 1 sigma uncert. Freq or Vel. : 2.17 microns (OBS )= 1.38E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 123139.21 +035622.1 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 14.0 x 14.0 arcsec aperture.
No. 24 Reference Code : 1991RC3.9.C...0000d Freq. targeted : HI (21 cm line) Measurement : 13.22 m_21 mag = 2.25E-21 W m^-2^ Uncertainty : 0.10 m_21 mag = 2.17E-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: 122906.2 + 41256 (B1950) Spatial mode : Multiple methods Notes : Homogenized from new and previously published data Qualifiers : m_21 equiv. to S(HI) = 2.249E-21 W m^-2
No. 25 Reference Code : 2011A&A...528A..28P Freq. targeted : HI (21cm) line WSRT Measurement : 36.7 Jy km/s = 1.73E-21 W m^-2^ Uncertainty : 0.4 Jy km/s = 1.88E-23 Significance : uncertainty Freq or Vel. : 1732 km/s (REST )= 1.42E+09 Hz Frequency mode : Line measurement; flux integrated over line; lines measured in emission Coord. targeted: 12 31 34.47 +03 59 12.73 (J2000) Spatial mode : Flux integrated from map Notes : From new raw data Qualifiers :
No. 26 Reference Code : 1989H&RHI.C...0000H Freq. targeted : HI (21 cm line) Measurement : 44.00 Jy km s^-1^ = 2.06E-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: 122905.8 +041256. (B1950) Spatial mode : Not reported in paper Notes : Transformed from previously published data Qualifiers :
No. 27 Reference Code : 1989H&RHI.C...0000H Freq. targeted : HI (21 cm line) Measurement : 53.50 Jy km s^-1^ = 2.51E-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: 122905.8 +041256. (B1950) Spatial mode : Not reported in paper Notes : Transformed from previously published data Qualifiers :
No. 28 Reference Code : 2011A&A...533A.122P Freq. targeted : HI line (Parkes) Measurement : 34.2 Jy km/s = 1.58E-21 W m^-2^ Uncertainty : Jy km/s = 0.00E+00 Significance : no uncertainty reported Freq or Vel. : 1.39 GHz (REST )= 1.39E+09 Hz Frequency mode : Line measurement; flux integrated over line; lines measured in emission Coord. targeted: 12 31 36 +03 57 15 (J2000) Spatial mode : Flux integrated from map Notes : From reprocessed raw data Qualifiers : Underestimated flux

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