NASA/IPAC EXTRAGALACTIC DATABASE
Date and Time of the Query: 2019-08-25 T07:25:21 PDT
Help | Comment | NED Home

Spectral Energy Distribution (SED) for 3C 240:

28 Data Points
 Click to zoom in at a position of interest (uses a separate window). 
Select zoom factor:  

                Postscript version of the SED plot






  New options   Format tabular data as:


Photometric Data --- Published and Homogenized [Frequency, Flux Density] Units

  Published UnitsHomogenized Units [Frequency, Flux Density]  
No.Observed PassbandMeasurementUncertaintyUnitsFreq (Hz)MeasurementUncertaintyUnitsModeAperture/QualifiersReference CodeNo.
1 u (SDSS PSF) AB 19.094 +/- 0.029 asinh mag 8.36E+14 8.68E-05 +/- 2.32E-06 Jy Broad-band SDSS Qualifiers 2007SDSS6.C...0000: 1
2 g (SDSS PSF) AB 18.457 +/- 0.032 asinh mag 6.17E+14 1.50E-04 +/- 4.43E-06 Jy Broad-band SDSS Qualifiers 2007SDSS6.C...0000: 2
3 r (SDSS PSF) AB 18.380 +/- 0.025 asinh mag 4.77E+14 1.61E-04 +/- 3.72E-06 Jy Broad-band SDSS Qualifiers 2007SDSS6.C...0000: 3
4 i (SDSS PSF) AB 17.953 +/- 0.018 asinh mag 3.89E+14 2.39E-04 +/- 3.97E-06 Jy Broad-band SDSS Qualifiers 2007SDSS6.C...0000: 4
5 z (SDSS PSF) AB 17.616 +/- 0.030 asinh mag 3.25E+14 3.20E-04 +/- 8.85E-06 Jy Broad-band SDSS Qualifiers 2007SDSS6.C...0000: 5
6 J (2MASS/FLWO) 16.144 +/- 0.096 mag 2.43E+14 5.56E-04 +/- 4.91E-05 Jy Broad-band 4" aperture 2006AJ....131.1163S 6
7 J (2MASS/FLWO) 16.461 +/- 0.121 mag 2.43E+14 4.15E-04 +/- 4.63E-05 Jy Broad-band Profile-fit 2006AJ....131.1163S 7
8 H (2MASS/FLWO) 15.414 +/- 0.324 mag 1.80E+14 6.99E-04 +/- 2.09E-04 Jy Broad-band 4" aperture 2006AJ....131.1163S 8
9 H (2MASS/FLWO) 15.643 +/- 0.126 mag 1.80E+14 5.66E-04 +/- 6.57E-05 Jy Broad-band Profile-fit 2006AJ....131.1163S 9
10 K_s (2MASS/FLWO) 15 +/- 0.117 mag 1.39E+14 6.67E-04 +/- 7.19E-05 Jy Broad-band Profile-fit 2006AJ....131.1163S 10
11 K_s (2MASS/FLWO) 15.118 +/- 0.214 mag 1.39E+14 5.98E-04 +/- 1.18E-04 Jy Broad-band 4" aperture 2006AJ....131.1163S 11
12 10.7 GHz (NRAO) 0.27 +/- 0.05 Jy 1.07E+10 2.70E-01 +/- 5.00E-02 Jy Broad-band 1973AJ.....78..828K 12
13 5 GHz (VLA) 14 ... milliJy 4.89E+09 1.40E-02 ... Jy Broad-band Core flux 1997A&AS..122..235L 13
14 4.85 GHz 476 +/- 62 milliJy 4.85E+09 4.76E-01 +/- 6.20E-02 Jy Broad-band 1991ApJS...75.1011G 14
15 4.85 GHz 471 +/- 15 % milliJy 4.85E+09 4.71E-01 +/- 7.07E-02 Jy Broad-band 1991ApJS...75....1B 15
16 4830 MHz (NRAO) 518 ... milliJy 4.83E+09 5.18E-01 ... Jy Broad-band S/N = 78 1990ApJS...72..621L 16
17 1400 MHz (NRAO) 1.30 +/- 0.05 Jy 1.40E+09 1.30E+00 +/- 5.00E-02 Jy Broad-band 1966ApJS...13...65P 17
18 1.40 GHz 1222 ... milliJy 1.40E+09 1.22E+00 ... Jy Broad-band 1992ApJS...79..331W 18
19 1.4GHz 1275.1 +/- 38.3 milliJy 1.40E+09 1.28E+00 +/- 3.83E-02 Jy Broad-band High peak 1998AJ....115.1693C 19
20 750 MHz (NRAO) 2.16 +/- 0.07 Jy 7.50E+08 2.16E+00 +/- 7.00E-02 Jy Broad-band 1966ApJS...13...65P 20
21 408 MHz 3.311 +/- 8 % Jy 4.08E+08 3.31E+00 +/- 2.65E-01 Jy Broad-band 1972A&AS....7....1C 21
22 365 MHz (Texas) 3.480 +/- 0.129 Jy 3.65E+08 3.48E+00 +/- 1.29E-01 Jy Broad-band Model:D;MFlag:C;EFlag:+;LFlag:+. 1996AJ....111.1945D 22
23 178 MHz 5.0 +/- 12.5% Jy 1.78E+08 5.00E+00 +/- 6.25E-01 Jy Broad-band Confused by a weaker source. 1965MmRAS..69..183P 23
24 160 MHz 6.5 ... Jy 1.60E+08 6.50E+00 ... Jy Broad-band 1995AuJPh..48..143S 24
25 151 MHz 6.55 +/- 3.3 % Jy 1.51E+08 6.55E+00 +/- 2.19E-01 Jy Broad-band 1996MNRAS.282..779W 25
26 80 MHz 15. ... Jy 8.00E+07 1.50E+01 ... Jy Broad-band 1995AuJPh..48..143S 26
27 74 MHz (VLA) 9.45 +/- 0.98 Jy 7.38E+07 9.45E+00 +/- 9.80E-01 Jy Broad-band Corrected for clean bias 2007AJ....134.1245C 27
28 26.3 MHz 26. +/- 7. Jy 2.63E+07 2.60E+01 +/- 7.00E+00 Jy Broad-band 1975AJ.....80..931V 28


Detailed Information for Each Entry

 No. 1
Reference Code : 2007SDSS6.C...0000:
Freq. targeted : u (SDSS PSF) AB     
Measurement    :  19.094      asinh mag            = 8.68E-31 W m^-2^ Hz^-1^
Uncertainty    :  0.029       asinh mag            = 2.32E-32
Significance   : based on count statistics only
Freq or Vel.   : 3585         A            (OBS   )= 8.36E+14 Hz
Frequency mode : Broad-band measurement
Coord. targeted: 154.4557550764  27.5344789026 (J2000)
Spatial mode   : Modelled datum
Notes          : From new raw data
Qualifiers     : SDSS flags
                 BAD_RADIAL - some low S/N radial points
                 PETROFAINT - Petrosian radius measured at very low surface brightness
                 TOO_LARGE - very large object, poorly determined sky, or bad deblend
                 ELLIPFAINT - no isophotal fits performed
                 BINNED1 - detected at >=5 sigma in original imaging frame
                 BINNED_CENTER - image was binned while centroiding

No. 2 Reference Code : 2007SDSS6.C...0000: Freq. targeted : g (SDSS PSF) AB Measurement : 18.457 asinh mag = 1.50E-30 W m^-2^ Hz^-1^ Uncertainty : 0.032 asinh mag = 4.43E-32 Significance : based on count statistics only Freq or Vel. : 4858 A (OBS )= 6.17E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 154.4557550764 27.5344789026 (J2000) Spatial mode : Modelled datum Notes : From new raw data Qualifiers : SDSS flags MANYPETRO - more than one Petrosian radius BAD_RADIAL - some low S/N radial points TOO_LARGE - very large object, poorly determined sky, or bad deblend BINNED1 - detected at >=5 sigma in original imaging frame BINNED_CENTER - image was binned while centroiding
No. 3 Reference Code : 2007SDSS6.C...0000: Freq. targeted : r (SDSS PSF) AB Measurement : 18.380 asinh mag = 1.61E-30 W m^-2^ Hz^-1^ Uncertainty : 0.025 asinh mag = 3.72E-32 Significance : based on count statistics only Freq or Vel. : 6290 A (OBS )= 4.77E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 154.4557550764 27.5344789026 (J2000) Spatial mode : Modelled datum Notes : From new raw data Qualifiers : SDSS flags MANYPETRO - more than one Petrosian radius BAD_RADIAL - some low S/N radial points TOO_LARGE - very large object, poorly determined sky, or bad deblend BINNED1 - detected at >=5 sigma in original imaging frame BINNED_CENTER - image was binned while centroiding CANONICAL_BAND - this band was primary (usually r)
No. 4 Reference Code : 2007SDSS6.C...0000: Freq. targeted : i (SDSS PSF) AB Measurement : 17.953 asinh mag = 2.39E-30 W m^-2^ Hz^-1^ Uncertainty : 0.018 asinh mag = 3.97E-32 Significance : based on count statistics only Freq or Vel. : 7706 A (OBS )= 3.89E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 154.4557550764 27.5344789026 (J2000) Spatial mode : Modelled datum Notes : From new raw data Qualifiers : SDSS flags BAD_RADIAL - some low S/N radial points PETROFAINT - Petrosian radius measured at very low surface brightness TOO_LARGE - very large object, poorly determined sky, or bad deblend ELLIPFAINT - no isophotal fits performed BINNED1 - detected at >=5 sigma in original imaging frame BINNED_CENTER - image was binned while centroiding
No. 5 Reference Code : 2007SDSS6.C...0000: Freq. targeted : z (SDSS PSF) AB Measurement : 17.616 asinh mag = 3.20E-30 W m^-2^ Hz^-1^ Uncertainty : 0.030 asinh mag = 8.85E-32 Significance : based on count statistics only Freq or Vel. : 9222 A (OBS )= 3.25E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 154.4557550764 27.5344789026 (J2000) Spatial mode : Modelled datum Notes : From new raw data Qualifiers : SDSS flags MANYR90 - more than one 90% radius BAD_RADIAL - some low S/N radial points TOO_LARGE - very large object, poorly determined sky, or bad deblend ELLIPFAINT - no isophotal fits performed BINNED1 - detected at >=5 sigma in original imaging frame BINNED_CENTER - image was binned while centroiding
No. 6 Reference Code : 2006AJ....131.1163S Freq. targeted : J (2MASS/FLWO) Measurement : 16.144 mag = 5.56E-30 W m^-2^ Hz^-1^ Uncertainty : 0.096 mag = 4.91E-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. 7 Reference Code : 2006AJ....131.1163S Freq. targeted : J (2MASS/FLWO) Measurement : 16.461 mag = 4.15E-30 W m^-2^ Hz^-1^ Uncertainty : 0.121 mag = 4.63E-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 : Profile-fit
No. 8 Reference Code : 2006AJ....131.1163S Freq. targeted : H (2MASS/FLWO) Measurement : 15.414 mag = 6.99E-30 W m^-2^ Hz^-1^ Uncertainty : 0.324 mag = 2.09E-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. 9 Reference Code : 2006AJ....131.1163S Freq. targeted : H (2MASS/FLWO) Measurement : 15.643 mag = 5.66E-30 W m^-2^ Hz^-1^ Uncertainty : 0.126 mag = 6.57E-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 : Profile-fit
No. 10 Reference Code : 2006AJ....131.1163S Freq. targeted : K_s (2MASS/FLWO) Measurement : 15 mag = 6.67E-30 W m^-2^ Hz^-1^ Uncertainty : 0.117 mag = 7.19E-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 : Profile-fit
No. 11 Reference Code : 2006AJ....131.1163S Freq. targeted : K_s (2MASS/FLWO) Measurement : 15.118 mag = 5.98E-30 W m^-2^ Hz^-1^ Uncertainty : 0.214 mag = 1.18E-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. 12 Reference Code : 1973AJ.....78..828K Freq. targeted : 10.7 GHz (NRAO) Measurement : 0.27 Jy = 2.70E-27 W m^-2^ Hz^-1^ Uncertainty : 0.05 Jy = 5.00E-28 Significance : uncertainty Freq or Vel. : 10.7 GHz (OBS )= 1.07E+10 Hz Frequency mode : Broad-band measurement Coord. targeted: Spatial mode : Total flux Notes : From new raw data Qualifiers :
No. 13 Reference Code : 1997A&AS..122..235L Freq. targeted : 5 GHz (VLA) Measurement : 14 milliJy = 1.40E-28 W m^-2^ Hz^-1^ Uncertainty : milliJy = 0.00E+00 Significance : no uncertainty reported Freq or Vel. : 4.885 GHz (OBS )= 4.89E+09 Hz Frequency mode : Broad-band measurement Coord. targeted: 10 17 49.45 +27 32 04.1 (J2000) Spatial mode : Flux integrated from map Notes : From new raw data Qualifiers : Core flux
No. 14 Reference Code : 1991ApJS...75.1011G Freq. targeted : 4.85 GHz Measurement : 476 milliJy = 4.76E-27 W m^-2^ Hz^-1^ Uncertainty : 62 milliJy = 6.20E-28 Significance : rms noise Freq or Vel. : 4.85 GHz (OBS )= 4.85E+09 Hz Frequency mode : Broad-band measurement Coord. targeted: 101501.1 +274719 (B1950) Spatial mode : Modelled datum Notes : From new raw data; Corrected for contaminating sources Qualifiers :
No. 15 Reference Code : 1991ApJS...75....1B Freq. targeted : 4.85 GHz Measurement : 471 milliJy = 4.71E-27 W m^-2^ Hz^-1^ Uncertainty : 15 % milliJy = 7.07E-28 Significance : uncertainty Freq or Vel. : 4.85 GHz (OBS )= 4.85E+09 Hz Frequency mode : Broad-band measurement Coord. targeted: 101501.2 +274720 (B1950) Spatial mode : Peak flux Notes : From new raw data; Corrected for contaminating sources Qualifiers :
No. 16 Reference Code : 1990ApJS...72..621L Freq. targeted : 4830 MHz (NRAO) Measurement : 518 milliJy = 5.18E-27 W m^-2^ Hz^-1^ Uncertainty : milliJy = 0.00E+00 Significance : no uncertainty reported Freq or Vel. : 4830 MHz (OBS )= 4.83E+09 Hz Frequency mode : Broad-band measurement Coord. targeted: 10 17 49.8 +27 31 45 (J2000) Spatial mode : Flux integrated from map Notes : From new raw data Qualifiers : S/N = 78
No. 17 Reference Code : 1966ApJS...13...65P Freq. targeted : 1400 MHz (NRAO) Measurement : 1.30 Jy = 1.30E-26 W m^-2^ Hz^-1^ Uncertainty : 0.05 Jy = 5.00E-28 Significance : internal error Freq or Vel. : 1400 MHz (OBS )= 1.40E+09 Hz Frequency mode : Broad-band measurement Coord. targeted: 101458.7 +274657. (B1950) Spatial mode : Peak flux Notes : From new raw data Qualifiers :
No. 18 Reference Code : 1992ApJS...79..331W Freq. targeted : 1.40 GHz Measurement : 1222 milliJy = 1.22E-26 W m^-2^ Hz^-1^ Uncertainty : milliJy = 0.00E+00 Significance : no uncertainty reported Freq or Vel. : 1.4 GHz (OBS )= 1.40E+09 Hz Frequency mode : Broad-band measurement Coord. targeted: 101501.2 +274720 (B1950) Spatial mode : Peak flux Notes : From new raw data Qualifiers :
No. 19 Reference Code : 1998AJ....115.1693C Freq. targeted : 1.4GHz Measurement : 1275.1 milliJy = 1.27E-26 W m^-2^ Hz^-1^ Uncertainty : 38.3 milliJy = 3.83E-28 Significance : uncertainty Freq or Vel. : 1.40 GHz (OBS )= 1.40E+09 Hz Frequency mode : Broad-band measurement Coord. targeted: 10 17 49.77 +27 32 7.7 (J2000) Spatial mode : Flux integrated from map Notes : From new raw data Qualifiers : High peak
No. 20 Reference Code : 1966ApJS...13...65P Freq. targeted : 750 MHz (NRAO) Measurement : 2.16 Jy = 2.16E-26 W m^-2^ Hz^-1^ Uncertainty : 0.07 Jy = 7.00E-28 Significance : internal error Freq or Vel. : 750 MHz (OBS )= 7.50E+08 Hz Frequency mode : Broad-band measurement Coord. targeted: 101458.7 +274657. (B1950) Spatial mode : Peak flux Notes : From new raw data Qualifiers :
No. 21 Reference Code : 1972A&AS....7....1C Freq. targeted : 408 MHz Measurement : 3.311 Jy = 3.31E-26 W m^-2^ Hz^-1^ Uncertainty : 8 % Jy = 2.65E-27 Significance : internal error Freq or Vel. : 408 MHz (OBS )= 4.08E+08 Hz Frequency mode : Broad-band measurement; peak value reported Coord. targeted: 101501.3 +274654. (B1950) Spatial mode : Peak flux Notes : From new raw data Qualifiers :
No. 22 Reference Code : 1996AJ....111.1945D Freq. targeted : 365 MHz (Texas) Measurement : 3.480 Jy = 3.48E-26 W m^-2^ Hz^-1^ Uncertainty : 0.129 Jy = 1.29E-27 Significance : internal error Freq or Vel. : 365 MHz (OBS )= 3.65E+08 Hz Frequency mode : Broad-band measurement; obtained by interpolation over frequency Coord. targeted: 101500.674 274708.84 (B1950) Spatial mode : Integrated from scans Notes : From new raw data Qualifiers : Model:D;MFlag:C;EFlag:+;LFlag:+.
No. 23 Reference Code : 1965MmRAS..69..183P Freq. targeted : 178 MHz Measurement : 5.0 Jy = 5.00E-26 W m^-2^ Hz^-1^ Uncertainty : 12.5% Jy = 6.25E-27 Significance : uncertainty Freq or Vel. : 178 MHz (OBS )= 1.78E+08 Hz Frequency mode : Broad-band measurement Coord. targeted: 101500.7 +274448 (B1950) Spatial mode : Integrated from scans Notes : From new raw data; Uncorrected for known sources in beam Qualifiers : Confused by a weaker source.
No. 24 Reference Code : 1995AuJPh..48..143S Freq. targeted : 160 MHz Measurement : 6.5 Jy = 6.50E-26 W m^-2^ Hz^-1^ Uncertainty : Jy = 0.00E+00 Significance : no uncertainty reported Freq or Vel. : 160 MHz (OBS )= 1.60E+08 Hz Frequency mode : Broad-band measurement Coord. targeted: 101502.1 +274831. (B1950) Spatial mode : Flux integrated from map Notes : From new raw data Qualifiers :
No. 25 Reference Code : 1996MNRAS.282..779W Freq. targeted : 151 MHz Measurement : 6.55 Jy = 6.55E-26 W m^-2^ Hz^-1^ Uncertainty : 3.3 % Jy = 2.19E-27 Significance : estimated error Freq or Vel. : 151 MHz (OBS )= 1.51E+08 Hz Frequency mode : Broad-band measurement Coord. targeted: 101500.7 +274708 (B1950) Spatial mode : Flux integrated from map; Beam filling or dilution corrected Notes : From new raw data; Corrected for contaminating sources Qualifiers :
No. 26 Reference Code : 1995AuJPh..48..143S Freq. targeted : 80 MHz Measurement : 15. Jy = 1.50E-25 W m^-2^ Hz^-1^ Uncertainty : Jy = 0.00E+00 Significance : no uncertainty reported Freq or Vel. : 80 MHz (OBS )= 8.00E+07 Hz Frequency mode : Broad-band measurement Coord. targeted: 101502.1 +274831. (B1950) Spatial mode : Flux integrated from map Notes : From new raw data Qualifiers :
No. 27 Reference Code : 2007AJ....134.1245C Freq. targeted : 74 MHz (VLA) Measurement : 9.45 Jy = 9.45E-26 W m^-2^ Hz^-1^ Uncertainty : 0.98 Jy = 9.80E-27 Significance : rms uncertainty Freq or Vel. : 73.8 MHz (OBS )= 7.38E+07 Hz Frequency mode : Broad-band measurement Coord. targeted: 10 17 49.82 +27 32 05.4 (J2000) Spatial mode : Flux integrated from map Notes : From new raw data Qualifiers : Corrected for clean bias
No. 28 Reference Code : 1975AJ.....80..931V Freq. targeted : 26.3 MHz Measurement : 26. Jy = 2.60E-25 W m^-2^ Hz^-1^ Uncertainty : 7. Jy = 7.00E-26 Significance : uncertainty Freq or Vel. : 26.3 MHz (OBS )= 2.63E+07 Hz Frequency mode : Broad-band measurement Coord. targeted: 101436. +274000. (B1950) Spatial mode : Integrated from scans; Beam filling or dilution corrected Notes : From new raw data Qualifiers :

Back to NED Home