NASA/IPAC EXTRAGALACTIC DATABASE
Date and Time of the Query: 2019-05-19 T14:56:07 PDT
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Spectral Energy Distribution (SED) for IC 3687:

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 14.68 +/- 0.05 mag 1.95E+15 4.88E-03 +/- 2.25E-04 Jy Broad-band 2011ApJS..192....6L 1
2 NUV (GALEX) AB 14.61 +/- 0.03 mag 1.29E+15 5.20E-03 +/- 1.44E-04 Jy Broad-band 2011ApJS..192....6L 2
3 U (U_T) 13.33 +/- 0.21 mag 8.19E+14 8.43E-03 +/- 1.76E-03 Jy Broad-band 1991RC3.9.C...0000d 3
4 U (U_T^0) 13.33 ... mag 8.19E+14 8.43E-03 ... Jy Broad-band 1991RC3.9.C...0000d 4
5 U_T (VATT) 13.383 +/- 0.045 mag 8.19E+14 8.03E-03 +/- 3.34E-04 Jy Broad-band 2005ApJ...630..784T 5
6 B (B_T^0) 13.71 ... mag 6.81E+14 1.40E-02 ... Jy Broad-band 1991RC3.9.C...0000d 6
7 m_p 15.5 +/- 0.4 mag 6.81E+14 2.69E-03 +/- 1.20E-03 Jy Broad-band 1966CGCG3.C...0000Z 7
8 B_T (VATT) 13.695 +/- 0.026 mag 6.81E+14 1.42E-02 +/- 3.39E-04 Jy Broad-band 2005ApJ...630..784T 8
9 B (m_B) 14.50 +/- 0.80 mag 6.81E+14 6.75E-03 +/- 7.35E-03 Jy Broad-band 1991RC3.9.C...0000d 9
10 B_T (OHP) 13.79 ... mag 6.81E+14 1.30E-02 ... Jy Broad-band 1999A&AS..139..491M 10
11 B (B_T) 13.71 +/- 0.19 mag 6.81E+14 1.40E-02 +/- 2.67E-03 Jy Broad-band 1991RC3.9.C...0000d 11
12 V_T (VATT) 13.34 +/- 0.048 mag 5.42E+14 1.68E-02 +/- 7.38E-04 Jy Broad-band 2005ApJ...630..784T 12
13 V_T (OHP) 13.37 ... mag 5.42E+14 1.63E-02 ... Jy Broad-band 1999A&AS..139..491M 13
14 V (V_T^0) 13.45 ... mag 5.42E+14 1.52E-02 ... Jy Broad-band 1991RC3.9.C...0000d 14
15 V (V_T) 13.45 +/- 0.20 mag 5.42E+14 1.52E-02 +/- 3.11E-03 Jy Broad-band 1991RC3.9.C...0000d 15
16 R (Johnson) (JKT) 13.80 +/- 0.05 mag 4.70E+14 8.73E-03 +/- 4.02E-04 Jy Broad-band 2004A&A...414...23J 16
17 H{alpha}+[NII] (JKT) 3.3E-16 +/- 0.33E-16 W/m^2^ 4.56E+14 3.30E+10 +/- 3.30E+09 Jy-Hz Line 2004A&A...414...23J 17
18 H{alpha}+[NII] -12.21 +/- 0.03 log(ergs/cm^2^/s) 4.56E+14 6.17E+10 +/- 4.26E+09 Jy-Hz Line 2008ApJS..178..247K 18
19 R_T (VATT) 13 +/- 0.062 mag 4.33E+14 1.82E-02 +/- 1.05E-03 Jy Broad-band 2005ApJ...630..784T 19
20 I_T (OHP) 12.77 ... mag 3.79E+14 1.99E-02 ... Jy Broad-band 1999A&AS..139..491M 20
21 K_s 11.12 +/- 0.23 mag 1.38E+14 2.38E-01 +/- 5.03E-02 Jy Broad-band 2010ApJ...716..792F 21
22 3.6 microns (IRAC) 1.01E-2 +/- 0.14E-2 Jy 8.44E+13 1.01E-02 +/- 1.40E-03 Jy Broad-band 2009ApJ...703..517D 22
23 4.5 microns (IRAC) 5.86E-3 +/- 0.81E-3 Jy 6.67E+13 5.86E-03 +/- 8.10E-04 Jy Broad-band 2009ApJ...703..517D 23
24 5.8 microns (IRAC) 2.48E-3 +/- 0.39E-3 Jy 5.23E+13 2.48E-03 +/- 3.90E-04 Jy Broad-band 2009ApJ...703..517D 24
25 8.0 microns (IRAC) 3.61E-3 +/- 0.50E-3 Jy 3.81E+13 3.61E-03 +/- 5.00E-04 Jy Broad-band 2009ApJ...703..517D 25
26 24 microns (MIPS) 6.61E-3 +/- 0.88E-3 Jy 1.27E+13 6.61E-03 +/- 8.80E-04 Jy Broad-band 2009ApJ...703..517D 26
27 70 microns (MIPS) 2.54E-1 +/- 0.35E-1 Jy 4.20E+12 2.54E-01 +/- 3.50E-02 Jy Broad-band 2009ApJ...703..517D 27
28 160 microns (MIPS) 2.46E-1 +/- 0.50E-1 Jy 1.92E+12 2.46E-01 +/- 5.00E-02 Jy Broad-band 2009ApJ...703..517D 28
29 HI (21 cm line) 14.08 +/- 0.10 m_21 mag 1.42E+09 1.02E+05 +/- 9.83E+03 Jy-Hz Line m_21 equiv. to S(HI) = 1.019E-21 W m^-2 1991RC3.9.C...0000d 29
30 HI 21cm line (WSRT) 21.15 ... Jy km/s 1.42E+09 1.00E+05 ... Jy-Hz Line 2009MNRAS.400..743K 30
31 HI (21 cm line) 21.20 ... Jy km s^-1^ 1.42E+09 9.99E+04 ... Jy-Hz Line 1989H&RHI.C...0000H 31
32 HI (21 cm line) 21.70 +/- 0.39 Jy km s^-1^ 1.42E+09 1.02E+05 +/- 1.84E+03 Jy-Hz Line 1989H&RHI.C...0000H 32


Detailed Information for Each Entry

 No. 1
Reference Code : 2011ApJS..192....6L
Freq. targeted : FUV (GALEX) AB      
Measurement    :  14.68       mag                  = 4.88E-29 W m^-2^ Hz^-1^
Uncertainty    :  0.05        mag                  = 2.25E-30
Significance   : uncertainty
Freq or Vel.   :       1539   A            (OBS   )= 1.95E+15 Hz
Frequency mode : Broad-band measurement
Coord. targeted:
Spatial mode   : Flux in fixed aperture
Notes          : From new raw data; Extinction-corrected for Milky Way
Qualifiers     :                                         

No. 2 Reference Code : 2011ApJS..192....6L Freq. targeted : NUV (GALEX) AB Measurement : 14.61 mag = 5.20E-29 W m^-2^ Hz^-1^ Uncertainty : 0.03 mag = 1.44E-30 Significance : uncertainty Freq or Vel. : 2316 A (OBS )= 1.29E+15 Hz Frequency mode : Broad-band measurement Coord. targeted: Spatial mode : Flux in fixed aperture Notes : From new raw data; Extinction-corrected for Milky Way Qualifiers :
No. 3 Reference Code : 1991RC3.9.C...0000d Freq. targeted : U (U_T) Measurement : 13.33 mag = 8.43E-29 W m^-2^ Hz^-1^ Uncertainty : 0.21 mag = 1.76E-29 Significance : rms uncertainty Freq or Vel. : 3660 A (OBS )= 8.19E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 123950.9 +384633 (B1950) Spatial mode : From multi-aperture data Notes : Homogenized from new and previously published data; Standard Johnson UBVRI filters assumed Qualifiers :
No. 4 Reference Code : 1991RC3.9.C...0000d Freq. targeted : U (U_T^0) Measurement : 13.33 mag = 8.43E-29 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: 123950.9 +384633 (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. 5 Reference Code : 2005ApJ...630..784T Freq. targeted : U_T (VATT) Measurement : 13.383 mag = 8.03E-29 W m^-2^ Hz^-1^ Uncertainty : 0.045 mag = 3.34E-30 Significance : uncertainty Freq or Vel. : 3660 A (OBS )= 8.19E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 12 42 14.62 +38 29 57.5 (J2000) Spatial mode : Total flux Notes : From new raw data; derived from a flux in a different band and a color; Standard Johnson UBVRI filters assumed Qualifiers :
No. 6 Reference Code : 1991RC3.9.C...0000d Freq. targeted : B (B_T^0) Measurement : 13.71 mag = 1.40E-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: 123950.9 +384633 (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. 7 Reference Code : 1966CGCG3.C...0000Z Freq. targeted : m_p Measurement : 15.5 mag = 2.69E-29 W m^-2^ Hz^-1^ Uncertainty : 0.4 mag = 1.20E-29 Significance : rms noise Freq or Vel. : 4400 A (OBS )= 6.81E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 123942.0 +384600. (B1950) Spatial mode : Estimated by eye Notes : From new raw data Qualifiers :
No. 8 Reference Code : 2005ApJ...630..784T Freq. targeted : B_T (VATT) Measurement : 13.695 mag = 1.42E-28 W m^-2^ Hz^-1^ Uncertainty : 0.026 mag = 3.39E-30 Significance : uncertainty Freq or Vel. : 4400 A (OBS )= 6.81E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 12 42 14.62 +38 29 57.5 (J2000) Spatial mode : Total flux Notes : From new raw data; Standard Johnson UBVRI filters assumed Qualifiers :
No. 9 Reference Code : 1991RC3.9.C...0000d Freq. targeted : B (m_B) Measurement : 14.50 mag = 6.75E-29 W m^-2^ Hz^-1^ Uncertainty : 0.80 mag = 7.35E-29 Significance : rms uncertainty Freq or Vel. : 4400 A (OBS )= 6.81E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 123950.9 +384633 (B1950) Spatial mode : Multiple methods Notes : Homogenized from new and previously published data; Standard Johnson UBVRI filters assumed Qualifiers :
No. 10 Reference Code : 1999A&AS..139..491M Freq. targeted : B_T (OHP) Measurement : 13.79 mag = 1.30E-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: 12 39 50.9 +38 46 33 (B1950) Spatial mode : Total flux Notes : From new raw data Qualifiers :
No. 11 Reference Code : 1991RC3.9.C...0000d Freq. targeted : B (B_T) Measurement : 13.71 mag = 1.40E-28 W m^-2^ Hz^-1^ Uncertainty : 0.19 mag = 2.67E-29 Significance : rms uncertainty Freq or Vel. : 4400 A (OBS )= 6.81E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 123950.9 +384633 (B1950) Spatial mode : From multi-aperture data Notes : Homogenized from new and previously published data; Standard Johnson UBVRI filters assumed Qualifiers :
No. 12 Reference Code : 2005ApJ...630..784T Freq. targeted : V_T (VATT) Measurement : 13.34 mag = 1.68E-28 W m^-2^ Hz^-1^ Uncertainty : 0.048 mag = 7.38E-30 Significance : uncertainty Freq or Vel. : 5530 A (OBS )= 5.42E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 12 42 14.62 +38 29 57.5 (J2000) Spatial mode : Total flux Notes : From new raw data; derived from a flux in a different band and a color; Standard Johnson UBVRI filters assumed Qualifiers :
No. 13 Reference Code : 1999A&AS..139..491M Freq. targeted : V_T (OHP) Measurement : 13.37 mag = 1.63E-28 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: 12 39 50.9 +38 46 33 (B1950) Spatial mode : Total flux Notes : From new raw data Qualifiers :
No. 14 Reference Code : 1991RC3.9.C...0000d Freq. targeted : V (V_T^0) Measurement : 13.45 mag = 1.52E-28 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: 123950.9 +384633 (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. 15 Reference Code : 1991RC3.9.C...0000d Freq. targeted : V (V_T) Measurement : 13.45 mag = 1.52E-28 W m^-2^ Hz^-1^ Uncertainty : 0.20 mag = 3.11E-29 Significance : rms uncertainty Freq or Vel. : 5530 A (OBS )= 5.42E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 123950.9 +384633 (B1950) Spatial mode : From multi-aperture data Notes : Homogenized from new and previously published data; Standard Johnson UBVRI filters assumed Qualifiers :
No. 16 Reference Code : 2004A&A...414...23J Freq. targeted : R (Johnson) (JKT) Measurement : 13.80 mag = 8.73E-29 W m^-2^ Hz^-1^ Uncertainty : 0.05 mag = 4.02E-30 Significance : uncertainty Freq or Vel. : 6373 A (OBS )= 4.70E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: Spatial mode : Total flux Notes : From new raw data Qualifiers :
No. 17 Reference Code : 2004A&A...414...23J Freq. targeted : H{alpha}+[NII] (JKT) Measurement : 3.3E-16 W/m^2^ = 3.30E-16 W m^-2^ Uncertainty : 0.33E-16 W/m^2^ = 3.30E-17 Significance : uncertainty Freq or Vel. : 6574 A (REST )= 4.56E+14 Hz Frequency mode : Line measurement; flux integrated over line Coord. targeted: Spatial mode : Total flux Notes : From new raw data Qualifiers :
No. 18 Reference Code : 2008ApJS..178..247K Freq. targeted : H{alpha}+[NII] Measurement : -12.21 log(ergs/cm^2^/s) = 6.17E-16 W m^-2^ Uncertainty : 0.03 log(ergs/cm^2^/s) = 4.26E-17 Significance : 1 sigma Freq or Vel. : 6573.5 A (REST )= 4.56E+14 Hz Frequency mode : Line measurement; flux integrated over line; lines measured in emission Coord. targeted: 12 42 15.1 +38 30 12 (J2000) Spatial mode : Flux integrated from map Notes : From new raw data Qualifiers :
No. 19 Reference Code : 2005ApJ...630..784T Freq. targeted : R_T (VATT) Measurement : 13 mag = 1.82E-28 W m^-2^ Hz^-1^ Uncertainty : 0.062 mag = 1.05E-29 Significance : uncertainty Freq or Vel. : 6930 A (OBS )= 4.33E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 12 42 14.62 +38 29 57.5 (J2000) Spatial mode : Total flux Notes : From new raw data; derived from a flux in a different band and a color; Standard Johnson UBVRI filters assumed Qualifiers :
No. 20 Reference Code : 1999A&AS..139..491M Freq. targeted : I_T (OHP) Measurement : 12.77 mag = 1.99E-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 39 50.9 +38 46 33 (B1950) Spatial mode : Total flux Notes : From new raw data Qualifiers :
No. 21 Reference Code : 2010ApJ...716..792F Freq. targeted : K_s Measurement : 11.12 mag = 2.38E-27 W m^-2^ Hz^-1^ Uncertainty : 0.23 mag = 5.03E-28 Significance : rms uncertainty Freq or Vel. : 2.17 microns (OBS )= 1.38E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 12 42 15 +38 30 15. (J2000) Spatial mode : Total flux Notes : From new raw data Qualifiers :
No. 22 Reference Code : 2009ApJ...703..517D Freq. targeted : 3.6 microns (IRAC) Measurement : 1.01E-2 Jy = 1.01E-28 W m^-2^ Hz^-1^ Uncertainty : 0.14E-2 Jy = 1.40E-29 Significance : uncertainty Freq or Vel. : 3.550 microns (OBS )= 8.44E+13 Hz Frequency mode : Broad-band measurement Coord. targeted: Spatial mode : Flux in fixed aperture Notes : From new raw data; Extinction-corrected for Milky Way Qualifiers :
No. 23 Reference Code : 2009ApJ...703..517D Freq. targeted : 4.5 microns (IRAC) Measurement : 5.86E-3 Jy = 5.86E-29 W m^-2^ Hz^-1^ Uncertainty : 0.81E-3 Jy = 8.10E-30 Significance : uncertainty Freq or Vel. : 4.493 microns (OBS )= 6.67E+13 Hz Frequency mode : Broad-band measurement Coord. targeted: Spatial mode : Flux in fixed aperture Notes : From new raw data; Extinction-corrected for Milky Way Qualifiers :
No. 24 Reference Code : 2009ApJ...703..517D Freq. targeted : 5.8 microns (IRAC) Measurement : 2.48E-3 Jy = 2.48E-29 W m^-2^ Hz^-1^ Uncertainty : 0.39E-3 Jy = 3.90E-30 Significance : uncertainty Freq or Vel. : 5.731 microns (OBS )= 5.23E+13 Hz Frequency mode : Broad-band measurement Coord. targeted: Spatial mode : Flux in fixed aperture Notes : From new raw data; Extinction-corrected for Milky Way Qualifiers :
No. 25 Reference Code : 2009ApJ...703..517D Freq. targeted : 8.0 microns (IRAC) Measurement : 3.61E-3 Jy = 3.61E-29 W m^-2^ Hz^-1^ Uncertainty : 0.50E-3 Jy = 5.00E-30 Significance : uncertainty Freq or Vel. : 7.872 microns (OBS )= 3.81E+13 Hz Frequency mode : Broad-band measurement Coord. targeted: Spatial mode : Flux in fixed aperture Notes : From new raw data; Extinction-corrected for Milky Way Qualifiers :
No. 26 Reference Code : 2009ApJ...703..517D Freq. targeted : 24 microns (MIPS) Measurement : 6.61E-3 Jy = 6.61E-29 W m^-2^ Hz^-1^ Uncertainty : 0.88E-3 Jy = 8.80E-30 Significance : uncertainty Freq or Vel. : 23.68 microns (OBS )= 1.27E+13 Hz Frequency mode : Broad-band measurement Coord. targeted: Spatial mode : Flux in fixed aperture Notes : From new raw data; Extinction-corrected for Milky Way Qualifiers :
No. 27 Reference Code : 2009ApJ...703..517D Freq. targeted : 70 microns (MIPS) Measurement : 2.54E-1 Jy = 2.54E-27 W m^-2^ Hz^-1^ Uncertainty : 0.35E-1 Jy = 3.50E-28 Significance : uncertainty Freq or Vel. : 71.42 microns (OBS )= 4.20E+12 Hz Frequency mode : Broad-band measurement Coord. targeted: Spatial mode : Flux in fixed aperture Notes : From new raw data; Extinction-corrected for Milky Way Qualifiers :
No. 28 Reference Code : 2009ApJ...703..517D Freq. targeted : 160 microns (MIPS) Measurement : 2.46E-1 Jy = 2.46E-27 W m^-2^ Hz^-1^ Uncertainty : 0.50E-1 Jy = 5.00E-28 Significance : uncertainty Freq or Vel. : 155.9 microns (OBS )= 1.92E+12 Hz Frequency mode : Broad-band measurement Coord. targeted: Spatial mode : Flux in fixed aperture Notes : From new raw data; Extinction-corrected for Milky Way Qualifiers :
No. 29 Reference Code : 1991RC3.9.C...0000d Freq. targeted : HI (21 cm line) Measurement : 14.08 m_21 mag = 1.02E-21 W m^-2^ Uncertainty : 0.10 m_21 mag = 9.83E-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: 123950.9 +384633 (B1950) Spatial mode : Multiple methods Notes : Homogenized from new and previously published data Qualifiers : m_21 equiv. to S(HI) = 1.019E-21 W m^-2
No. 30 Reference Code : 2009MNRAS.400..743K Freq. targeted : HI 21cm line (WSRT) Measurement : 21.15 Jy km/s = 1.00E-21 W m^-2^ Uncertainty : Jy km/s = 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: 12 42 15.1 +38 30 12 (J2000) Spatial mode : Flux integrated from map Notes : From new raw data Qualifiers :
No. 31 Reference Code : 1989H&RHI.C...0000H Freq. targeted : HI (21 cm line) Measurement : 21.20 Jy km s^-1^ = 9.99E-22 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: 123950.4 +384631. (B1950) Spatial mode : Not reported in paper Notes : Transformed from previously published data Qualifiers :
No. 32 Reference Code : 1989H&RHI.C...0000H Freq. targeted : HI (21 cm line) Measurement : 21.70 Jy km s^-1^ = 1.02E-21 W m^-2^ Uncertainty : 0.39 Jy km s^-1^ = 1.84E-23 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: 123950.4 +384631. (B1950) Spatial mode : Not reported in paper Notes : Transformed from previously published data Qualifiers :

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