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Date and Time of the Query: 2019-06-17 T06:24:34 PDT
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Spectral Energy Distribution (SED) for NGC 4718:

32 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 FUV (GALEX) AB 16.9044 +/- 0.0527551 mag 1.95E+15 6.28E-04 +/- 3.05E-05 Jy Broad-band Kron flux in elliptical aperture 2012GASC..C...0000S 1
2 FUV (GALEX) AB 21.9211 +/- 0.601108 mag 1.95E+15 6.19E-06 +/- 3.43E-06 Jy Broad-band Flux in 7.5 arcsec diameter aperture 2012GASC..C...0000S 2
3 NUV (GALEX) AB 16.3697 +/- 0.0269297 mag 1.29E+15 1.03E-03 +/- 2.55E-05 Jy Broad-band Kron flux in elliptical aperture 2012GASC..C...0000S 3
4 NUV (GALEX) AB 20.5588 +/- 0.179176 mag 1.29E+15 2.17E-05 +/- 3.58E-06 Jy Broad-band Flux in 7.5 arcsec diameter aperture 2012GASC..C...0000S 4
5 b_J 12.00 +/- 0.12 mag 6.41E+14 6.26E-02 +/- 7.32E-03 Jy Broad-band 1990MNRAS.243..692M 5
6 B_J 13.9181 ... mag 6.41E+14 1.07E-02 ... Jy Broad-band 2005MNRAS.361...34D 6
7 R 13.7255 ... mag 4.68E+14 9.96E-03 ... Jy Broad-band 2005MNRAS.361...34D 7
8 I_t_ (Kron-Cousins) 12.29 +/- 5 % mag 3.80E+14 2.89E-02 +/- 1.44E-03 Jy Broad-band 1996ApJS..107...97M 8
9 I 13.3099 ... mag 3.79E+14 1.21E-02 ... Jy Broad-band 2005MNRAS.361...34D 9
10 I 12.27 +/- 0.03 mag 3.79E+14 3.15E-02 +/- 8.71E-04 Jy Broad-band Observed magnitude 2007ApJS..172..599S 10
11 I 11.90 ... mag 3.79E+14 4.43E-02 ... Jy Broad-band 2007ApJS..172..599S 11
12 J (2MASS/CTIO) 13.312 +/- 0.01 mag 2.43E+14 7.55E-03 +/- 6.95E-05 Jy Broad-band 4" aperture 2006AJ....131.1163S 12
13 J (2MASS/CTIO) 14.263 +/- 0.128 mag 2.43E+14 3.14E-03 +/- 3.70E-04 Jy Broad-band Profile-fit; Poor quality 2006AJ....131.1163S 13
14 J_14arcsec (2MASS) 12.602 +/- 0.012 mag 2.40E+14 1.45E-02 +/- 1.61E-04 Jy Broad-band 14.0 x 14.0 arcsec aperture. 20032MASX.C.......: 14
15 J 11.599 +/- 0.024 mag 2.40E+14 3.65E-02 +/- 8.16E-04 Jy Broad-band 54.6 x 28.4 arcsec integration area. 20032MASX.C.......: 15
16 J 11.355 +/- 0.026 mag 2.40E+14 4.57E-02 +/- 1.11E-03 Jy Broad-band 20032MASX.C.......: 16
17 H_14arcsec (2MASS) 11.896 +/- 0.015 mag 1.82E+14 1.79E-02 +/- 2.48E-04 Jy Broad-band 14.0 x 14.0 arcsec aperture. 20032MASX.C.......: 17
18 H 10.921 +/- 0.033 mag 1.82E+14 4.38E-02 +/- 1.35E-03 Jy Broad-band 54.6 x 28.4 arcsec integration area. 20032MASX.C.......: 18
19 H 10.750 +/- 0.032 mag 1.82E+14 5.13E-02 +/- 1.54E-03 Jy Broad-band 20032MASX.C.......: 19
20 H (2MASS/CTIO) 12.616 +/- 0.016 mag 1.80E+14 9.20E-03 +/- 1.36E-04 Jy Broad-band 4" aperture 2006AJ....131.1163S 20
21 H (2MASS/CTIO) 13.64 +/- 0.154 mag 1.80E+14 3.58E-03 +/- 5.08E-04 Jy Broad-band Profile-fit; Poor quality 2006AJ....131.1163S 21
22 K_s (2MASS/CTIO) 12.331 +/- 0.011 mag 1.39E+14 7.79E-03 +/- 7.89E-05 Jy Broad-band 4" aperture 2006AJ....131.1163S 22
23 K_s (2MASS/CTIO) 13.256 +/- 0.136 mag 1.39E+14 3.32E-03 +/- 4.16E-04 Jy Broad-band Profile-fit 2006AJ....131.1163S 23
24 K_s 10.535 +/- 0.051 mag 1.38E+14 4.07E-02 +/- 1.96E-03 Jy Broad-band 20032MASX.C.......: 24
25 K_s 10.687 +/- 0.061 mag 1.38E+14 3.54E-02 +/- 2.05E-03 Jy Broad-band 54.6 x 28.4 arcsec integration area. 20032MASX.C.......: 25
26 K_s_14arcsec (2MASS) 11.586 +/- 0.024 mag 1.38E+14 1.55E-02 +/- 3.46E-04 Jy Broad-band 14.0 x 14.0 arcsec aperture. 20032MASX.C.......: 26
27 12 microns (IRAS) ... <1.480E-01 Jy 2.50E+13 < 1.48E-01 Jy Broad-band 1990IRASF.C...0000M 27
28 25 microns (IRAS) ... <1.866E-01 Jy 1.20E+13 < 1.87E-01 Jy Broad-band 1990IRASF.C...0000M 28
29 60 microns (IRAS) 3.814E-01 +/- 13 % Jy 5.00E+12 3.81E-01 +/- 4.96E-02 Jy Broad-band IRAS quality flag = 3 1990IRASF.C...0000M 29
30 100 microns (IRAS) 1.121E+00 +/- 19 % Jy 3.00E+12 1.12E+00 +/- 2.13E-01 Jy Broad-band IRAS quality flag = 2 1990IRASF.C...0000M 30
31 HI line (Parkes) 11.3 ... Jy km s^-1^ 1.42E+09 5.27E+04 ... Jy-Hz Line 2005MNRAS.361...34D 31
32 HI (21 cm line) 9.1 +/- 0.8 Jy km sec^-1^ 1.42E+09 4.16E+04 +/- 3.66E+03 Jy-Hz Line 1998A&AS..130..333T 32


Detailed Information for Each Entry

 No. 1
Reference Code : 2012GASC..C...0000S
Freq. targeted : FUV (GALEX) AB      
Measurement    :  16.9044     mag                  = 6.28E-30 W m^-2^ Hz^-1^
Uncertainty    :  0.0527551   mag                  = 3.05E-31
Significance   : uncertainty
Freq or Vel.   : 1538.6       A            (OBS   )= 1.95E+15 Hz
Frequency mode : Broad-band measurement
Coord. targeted: 192.63668808340 -5.282338948378 (J2000)
Spatial mode   : Flux integrated from map
Notes          : From new raw data
Qualifiers     : Kron flux in elliptical aperture        

No. 2 Reference Code : 2012GASC..C...0000S Freq. targeted : FUV (GALEX) AB Measurement : 21.9211 mag = 6.19E-32 W m^-2^ Hz^-1^ Uncertainty : 0.601108 mag = 3.43E-32 Significance : uncertainty Freq or Vel. : 1538.6 A (OBS )= 1.95E+15 Hz Frequency mode : Broad-band measurement Coord. targeted: 192.63668808340 -5.282338948378 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : Flux in 7.5 arcsec diameter aperture
No. 3 Reference Code : 2012GASC..C...0000S Freq. targeted : NUV (GALEX) AB Measurement : 16.3697 mag = 1.03E-29 W m^-2^ Hz^-1^ Uncertainty : 0.0269297 mag = 2.55E-31 Significance : uncertainty Freq or Vel. : 2315.7 A (OBS )= 1.29E+15 Hz Frequency mode : Broad-band measurement Coord. targeted: 192.63668808340 -5.282338948378 (J2000) Spatial mode : Flux integrated from map Notes : From new raw data Qualifiers : Kron flux in elliptical aperture
No. 4 Reference Code : 2012GASC..C...0000S Freq. targeted : NUV (GALEX) AB Measurement : 20.5588 mag = 2.17E-31 W m^-2^ Hz^-1^ Uncertainty : 0.179176 mag = 3.58E-32 Significance : uncertainty Freq or Vel. : 2315.7 A (OBS )= 1.29E+15 Hz Frequency mode : Broad-band measurement Coord. targeted: 192.63668808340 -5.282338948378 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : Flux in 7.5 arcsec diameter aperture
No. 5 Reference Code : 1990MNRAS.243..692M Freq. targeted : b_J Measurement : 12.00 mag = 6.26E-28 W m^-2^ Hz^-1^ Uncertainty : 0.12 mag = 7.32E-29 Significance : rms uncertainty Freq or Vel. : 4680 A (OBS )= 6.41E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 124757.60 -050036.9 (B1950) Spatial mode : Flux integrated from map Notes : From new raw data Qualifiers :
No. 6 Reference Code : 2005MNRAS.361...34D Freq. targeted : B_J Measurement : 13.9181 mag = 1.07E-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: 125032.7 -051656.2 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers :
No. 7 Reference Code : 2005MNRAS.361...34D Freq. targeted : R Measurement : 13.7255 mag = 9.96E-29 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: 125032.7 -051656.2 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers :
No. 8 Reference Code : 1996ApJS..107...97M Freq. targeted : I_t_ (Kron-Cousins) Measurement : 12.29 mag = 2.89E-28 W m^-2^ Hz^-1^ Uncertainty : 5 % mag = 1.44E-29 Significance : estimated error Freq or Vel. : 8060 A (OBS )= 3.80E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 124758 -050036 (B1950) Spatial mode : From multi-aperture data Notes : From new raw data; Corrected for contaminating sources Qualifiers :
No. 9 Reference Code : 2005MNRAS.361...34D Freq. targeted : I Measurement : 13.3099 mag = 1.21E-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: 125032.7 -051656.2 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers :
No. 10 Reference Code : 2007ApJS..172..599S Freq. targeted : I Measurement : 12.27 mag = 3.15E-28 W m^-2^ Hz^-1^ Uncertainty : 0.03 mag = 8.71E-30 Significance : uncertainty Freq or Vel. : 7900 A (OBS )= 3.79E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 12 50 32.5 -05 16 57 (J2000) Spatial mode : Total flux Notes : Averaged new and previously published data; Standard Cousins R_C, I_C filters assumed Qualifiers : Observed magnitude
No. 11 Reference Code : 2007ApJS..172..599S Freq. targeted : I Measurement : 11.90 mag = 4.43E-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: 12 50 32.5 -05 16 57 (J2000) Spatial mode : Total flux Notes : Averaged new and previously published data; Extinction-corrected for Milky Way; Standard Cousins R_C, I_C filters assumed Qualifiers :
No. 12 Reference Code : 2006AJ....131.1163S Freq. targeted : J (2MASS/CTIO) Measurement : 13.312 mag = 7.55E-29 W m^-2^ Hz^-1^ Uncertainty : 0.01 mag = 6.95E-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. 13 Reference Code : 2006AJ....131.1163S Freq. targeted : J (2MASS/CTIO) Measurement : 14.263 mag = 3.14E-29 W m^-2^ Hz^-1^ Uncertainty : 0.128 mag = 3.70E-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. 14 Reference Code : 20032MASX.C.......: Freq. targeted : J_14arcsec (2MASS) Measurement : 12.602 mag = 1.45E-28 W m^-2^ Hz^-1^ Uncertainty : 0.012 mag = 1.61E-30 Significance : 1 sigma uncert. Freq or Vel. : 1.25 microns (OBS )= 2.40E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 125032.64 -051654.9 (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 : J Measurement : 11.599 mag = 3.65E-28 W m^-2^ Hz^-1^ Uncertainty : 0.024 mag = 8.16E-30 Significance : 1 sigma uncert. Freq or Vel. : 1.25 microns (OBS )= 2.40E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 125032.64 -051654.9 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 54.6 x 28.4 arcsec integration area.
No. 16 Reference Code : 20032MASX.C.......: Freq. targeted : J Measurement : 11.355 mag = 4.57E-28 W m^-2^ Hz^-1^ Uncertainty : 0.026 mag = 1.11E-29 Significance : 1 sigma uncert. Freq or Vel. : 1.25 microns (OBS )= 2.40E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 125032.64 -051654.9 (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 : 11.896 mag = 1.79E-28 W m^-2^ Hz^-1^ Uncertainty : 0.015 mag = 2.48E-30 Significance : 1 sigma uncert. Freq or Vel. : 1.65 microns (OBS )= 1.82E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 125032.64 -051654.9 (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 : H Measurement : 10.921 mag = 4.38E-28 W m^-2^ Hz^-1^ Uncertainty : 0.033 mag = 1.35E-29 Significance : 1 sigma uncert. Freq or Vel. : 1.65 microns (OBS )= 1.82E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 125032.64 -051654.9 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 54.6 x 28.4 arcsec integration area.
No. 19 Reference Code : 20032MASX.C.......: Freq. targeted : H Measurement : 10.750 mag = 5.13E-28 W m^-2^ Hz^-1^ Uncertainty : 0.032 mag = 1.54E-29 Significance : 1 sigma uncert. Freq or Vel. : 1.65 microns (OBS )= 1.82E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 125032.64 -051654.9 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers :
No. 20 Reference Code : 2006AJ....131.1163S Freq. targeted : H (2MASS/CTIO) Measurement : 12.616 mag = 9.20E-29 W m^-2^ Hz^-1^ Uncertainty : 0.016 mag = 1.36E-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. 21 Reference Code : 2006AJ....131.1163S Freq. targeted : H (2MASS/CTIO) Measurement : 13.64 mag = 3.58E-29 W m^-2^ Hz^-1^ Uncertainty : 0.154 mag = 5.08E-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. 22 Reference Code : 2006AJ....131.1163S Freq. targeted : K_s (2MASS/CTIO) Measurement : 12.331 mag = 7.79E-29 W m^-2^ Hz^-1^ Uncertainty : 0.011 mag = 7.89E-31 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 : 2006AJ....131.1163S Freq. targeted : K_s (2MASS/CTIO) Measurement : 13.256 mag = 3.32E-29 W m^-2^ Hz^-1^ Uncertainty : 0.136 mag = 4.16E-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. 24 Reference Code : 20032MASX.C.......: Freq. targeted : K_s Measurement : 10.535 mag = 4.07E-28 W m^-2^ Hz^-1^ Uncertainty : 0.051 mag = 1.96E-29 Significance : 1 sigma uncert. Freq or Vel. : 2.17 microns (OBS )= 1.38E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 125032.64 -051654.9 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers :
No. 25 Reference Code : 20032MASX.C.......: Freq. targeted : K_s Measurement : 10.687 mag = 3.54E-28 W m^-2^ Hz^-1^ Uncertainty : 0.061 mag = 2.05E-29 Significance : 1 sigma uncert. Freq or Vel. : 2.17 microns (OBS )= 1.38E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 125032.64 -051654.9 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 54.6 x 28.4 arcsec integration area.
No. 26 Reference Code : 20032MASX.C.......: Freq. targeted : K_s_14arcsec (2MASS) Measurement : 11.586 mag = 1.55E-28 W m^-2^ Hz^-1^ Uncertainty : 0.024 mag = 3.46E-30 Significance : 1 sigma uncert. Freq or Vel. : 2.17 microns (OBS )= 1.38E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 125032.64 -051654.9 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 14.0 x 14.0 arcsec aperture.
No. 27 Reference Code : 1990IRASF.C...0000M Freq. targeted : 12 microns (IRAS) Measurement : <1.480E-01 Jy < 1.48E-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: 124756.6 -050038 (B1950) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers :
No. 28 Reference Code : 1990IRASF.C...0000M Freq. targeted : 25 microns (IRAS) Measurement : <1.866E-01 Jy < 1.87E-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: 124756.6 -050038 (B1950) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers :
No. 29 Reference Code : 1990IRASF.C...0000M Freq. targeted : 60 microns (IRAS) Measurement : 3.814E-01 Jy = 3.81E-27 W m^-2^ Hz^-1^ Uncertainty : 13 % Jy = 4.96E-28 Significance : uncertainty Freq or Vel. : 60 microns (OBS )= 5.00E+12 Hz Frequency mode : Broad-band measurement Coord. targeted: 124756.6 -050038 (B1950) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : IRAS quality flag = 3
No. 30 Reference Code : 1990IRASF.C...0000M Freq. targeted : 100 microns (IRAS) Measurement : 1.121E+00 Jy = 1.12E-26 W m^-2^ Hz^-1^ Uncertainty : 19 % Jy = 2.13E-27 Significance : uncertainty Freq or Vel. : 100 microns (OBS )= 3.00E+12 Hz Frequency mode : Broad-band measurement Coord. targeted: 124756.6 -050038 (B1950) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : IRAS quality flag = 2
No. 31 Reference Code : 2005MNRAS.361...34D Freq. targeted : HI line (Parkes) Measurement : 11.3 Jy km s^-1^ = 5.27E-22 W m^-2^ Uncertainty : Jy km s^-1^ = 0.00E+00 Significance : no uncertainty reported Freq or Vel. : 4717.2 km s^-1^ (REST )= 1.42E+09 Hz Frequency mode : Line measurement; flux integrated over line; lines measured in emission Coord. targeted: 125038.0 -051548. (J2000) Spatial mode : Flux integrated from map Notes : Averaged from previously published data Qualifiers :
No. 32 Reference Code : 1998A&AS..130..333T Freq. targeted : HI (21 cm line) Measurement : 9.1 Jy km sec^-1^ = 4.16E-22 W m^-2^ Uncertainty : 0.8 Jy km sec^-1^ = 3.66E-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: 124757. -050037. (B1950) Spatial mode : Integrated from scans; Beam filling or dilution corrected Notes : From new raw data Qualifiers :

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