NASA/IPAC EXTRAGALACTIC DATABASE
Date and Time of the Query: 2019-07-16 T01:15:05 PDT
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Spectral Energy Distribution (SED) for IC 3665:

16 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 ... >20.1168 mag 1.95E+15 < 3.26E-05 Jy Broad-band upper limit inside NUV Kron aperture 2012GASC..C...0000S 1
2 FUV (GALEX) AB 25.2276 +/- 5.65313 mag 1.95E+15 2.94E-07 +/- 1.53E-06 Jy Broad-band Flux in 7.5 arcsec diameter aperture 2012GASC..C...0000S 2
3 FUV (GALEX) AB ... >21.6361 mag 1.95E+15 < 8.05E-06 Jy Broad-band upper limit inside NUV Kron aperture 2012GMSC..C...0000S 3
4 FUV (GALEX) AB 23.8442 +/- 0.416444 mag 1.95E+15 1.05E-06 +/- 4.04E-07 Jy Broad-band Flux in 7.5 arcsec diameter aperture 2012GMSC..C...0000S 4
5 NUV (GALEX) AB 18.7730 +/- 0.109287 mag 1.29E+15 1.12E-04 +/- 1.13E-05 Jy Broad-band Kron flux in elliptical aperture 2012GASC..C...0000S 5
6 NUV (GALEX) AB 21.9263 +/- 0.330110 mag 1.29E+15 6.16E-06 +/- 1.87E-06 Jy Broad-band Flux in 7.5 arcsec diameter aperture 2012GASC..C...0000S 6
7 NUV (GALEX) AB 18.5781 +/- 0.0311044 mag 1.29E+15 1.35E-04 +/- 3.85E-06 Jy Broad-band Kron flux in elliptical aperture 2012GMSC..C...0000S 7
8 NUV (GALEX) AB 21.8862 +/- 0.0989917 mag 1.29E+15 6.39E-06 +/- 5.83E-07 Jy Broad-band Flux in 7.5 arcsec diameter aperture 2012GMSC..C...0000S 8
9 u (SDSS PSF) AB 24.635 +/- 1.589 asinh mag 8.36E+14 -3.11E-10 +/- 1.54E-06 Jy Broad-band SDSS Qualifiers 2007SDSS6.C...0000: 9
10 B (m_B) 15.05 +/- 0.18 mag 6.81E+14 4.07E-03 +/- 7.34E-04 Jy Broad-band 1991RC3.9.C...0000d 10
11 m_p 15.3 +/- 0.4 mag 6.81E+14 3.23E-03 +/- 1.44E-03 Jy Broad-band 1961CGCG1.C...0000Z 11
12 g (SDSS PSF) AB 23.924 +/- 0.897 asinh mag 6.17E+14 8.69E-07 +/- 8.98E-07 Jy Broad-band SDSS Qualifiers 2007SDSS6.C...0000: 12
13 r (SDSS PSF) AB 22.677 +/- 0.345 asinh mag 4.77E+14 3.02E-06 +/- 1.00E-06 Jy Broad-band SDSS Qualifiers 2007SDSS6.C...0000: 13
14 i (SDSS PSF) AB 23.274 +/- 0.692 asinh mag 3.89E+14 1.54E-06 +/- 1.29E-06 Jy Broad-band SDSS Qualifiers 2007SDSS6.C...0000: 14
15 z (SDSS PSF) AB 22.827 +/- 0.775 asinh mag 3.25E+14 -3.85E-10 +/- 3.77E-06 Jy Broad-band SDSS Qualifiers 2007SDSS6.C...0000: 15
16 HI (observed) ... <6.3 milliJy 1.42E+09 < 6.30E+03 Jy Line 1990ApJS...72..245S 16


Detailed Information for Each Entry

 No. 1
Reference Code : 2012GASC..C...0000S
Freq. targeted : FUV (GALEX) AB      
Measurement    : >20.1168     mag                  < 3.26E-31 W m^-2^ Hz^-1^      
Uncertainty    :
Significance   : 3 sigma
Freq or Vel.   : 1538.6       A            (OBS   )= 1.95E+15 Hz
Frequency mode : Broad-band measurement
Coord. targeted: 190.44500023937 11.487988623549 (J2000)
Spatial mode   : Flux integrated from map
Notes          : From new raw data
Qualifiers     : upper limit inside NUV Kron aperture    

No. 2 Reference Code : 2012GASC..C...0000S Freq. targeted : FUV (GALEX) AB Measurement : 25.2276 mag = 2.94E-33 W m^-2^ Hz^-1^ Uncertainty : 5.65313 mag = 1.53E-32 Significance : uncertainty Freq or Vel. : 1538.6 A (OBS )= 1.95E+15 Hz Frequency mode : Broad-band measurement Coord. targeted: 190.44500023937 11.487988623549 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : Flux in 7.5 arcsec diameter aperture
No. 3 Reference Code : 2012GMSC..C...0000S Freq. targeted : FUV (GALEX) AB Measurement : >21.6361 mag < 8.05E-32 W m^-2^ Hz^-1^ Uncertainty : Significance : 3 sigma Freq or Vel. : 1538.6 A (OBS )= 1.95E+15 Hz Frequency mode : Broad-band measurement Coord. targeted: 190.44454509407 11.488540744622 (J2000) Spatial mode : Flux integrated from map Notes : From new raw data Qualifiers : upper limit inside NUV Kron aperture
No. 4 Reference Code : 2012GMSC..C...0000S Freq. targeted : FUV (GALEX) AB Measurement : 23.8442 mag = 1.05E-32 W m^-2^ Hz^-1^ Uncertainty : 0.416444 mag = 4.04E-33 Significance : uncertainty Freq or Vel. : 1538.6 A (OBS )= 1.95E+15 Hz Frequency mode : Broad-band measurement Coord. targeted: 190.44454509407 11.488540744622 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : Flux in 7.5 arcsec diameter aperture
No. 5 Reference Code : 2012GASC..C...0000S Freq. targeted : NUV (GALEX) AB Measurement : 18.7730 mag = 1.12E-30 W m^-2^ Hz^-1^ Uncertainty : 0.109287 mag = 1.13E-31 Significance : uncertainty Freq or Vel. : 2315.7 A (OBS )= 1.29E+15 Hz Frequency mode : Broad-band measurement Coord. targeted: 190.44500023937 11.487988623549 (J2000) Spatial mode : Flux integrated from map Notes : From new raw data Qualifiers : Kron flux in elliptical aperture
No. 6 Reference Code : 2012GASC..C...0000S Freq. targeted : NUV (GALEX) AB Measurement : 21.9263 mag = 6.16E-32 W m^-2^ Hz^-1^ Uncertainty : 0.330110 mag = 1.87E-32 Significance : uncertainty Freq or Vel. : 2315.7 A (OBS )= 1.29E+15 Hz Frequency mode : Broad-band measurement Coord. targeted: 190.44500023937 11.487988623549 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : Flux in 7.5 arcsec diameter aperture
No. 7 Reference Code : 2012GMSC..C...0000S Freq. targeted : NUV (GALEX) AB Measurement : 18.5781 mag = 1.35E-30 W m^-2^ Hz^-1^ Uncertainty : 0.0311044 mag = 3.85E-32 Significance : uncertainty Freq or Vel. : 2315.7 A (OBS )= 1.29E+15 Hz Frequency mode : Broad-band measurement Coord. targeted: 190.44454509407 11.488540744622 (J2000) Spatial mode : Flux integrated from map Notes : From new raw data Qualifiers : Kron flux in elliptical aperture
No. 8 Reference Code : 2012GMSC..C...0000S Freq. targeted : NUV (GALEX) AB Measurement : 21.8862 mag = 6.39E-32 W m^-2^ Hz^-1^ Uncertainty : 0.0989917 mag = 5.83E-33 Significance : uncertainty Freq or Vel. : 2315.7 A (OBS )= 1.29E+15 Hz Frequency mode : Broad-band measurement Coord. targeted: 190.44454509407 11.488540744622 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : Flux in 7.5 arcsec diameter aperture
No. 9 Reference Code : 2007SDSS6.C...0000: Freq. targeted : u (SDSS PSF) AB Measurement : 24.635 asinh mag = -3.11E-36 W m^-2^ Hz^-1^ Uncertainty : 1.589 asinh mag = 1.54E-32 Significance : based on count statistics only Freq or Vel. : 3585 A (OBS )= 8.36E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 190.4445885635 11.4882504335 (J2000) Spatial mode : Modelled datum Notes : From new raw data Qualifiers : SDSS flags CANONICAL_CENTER - used canonical, not local, center CHILD - object is part of a blended parent object NOPETRO - no Petrosian radius could be determined COSMIC_RAY - contains a cosmic ray pixel BAD_RADIAL - some low S/N radial points INTERP - object contains interpolated-over pixels PETROFAINT - Petrosian radius measured at very low surface brightness ELLIPFAINT - no isophotal fits performed AMOMENT_FAINT - too faint for adaptive moments
No. 10 Reference Code : 1991RC3.9.C...0000d Freq. targeted : B (m_B) Measurement : 15.05 mag = 4.07E-29 W m^-2^ Hz^-1^ Uncertainty : 0.18 mag = 7.34E-30 Significance : rms uncertainty Freq or Vel. : 4400 A (OBS )= 6.81E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 123915.0 +114542 (B1950) Spatial mode : Multiple methods Notes : Homogenized from new and previously published data; Standard Johnson UBVRI filters assumed Qualifiers :
No. 11 Reference Code : 1961CGCG1.C...0000Z Freq. targeted : m_p Measurement : 15.3 mag = 3.23E-29 W m^-2^ Hz^-1^ Uncertainty : 0.4 mag = 1.44E-29 Significance : rms noise Freq or Vel. : 4400 A (OBS )= 6.81E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 123918.0 +114600. (B1950) Spatial mode : Estimated by eye Notes : From new raw data Qualifiers :
No. 12 Reference Code : 2007SDSS6.C...0000: Freq. targeted : g (SDSS PSF) AB Measurement : 23.924 asinh mag = 8.69E-33 W m^-2^ Hz^-1^ Uncertainty : 0.897 asinh mag = 8.98E-33 Significance : based on count statistics only Freq or Vel. : 4858 A (OBS )= 6.17E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 190.4445885635 11.4882504335 (J2000) Spatial mode : Modelled datum Notes : From new raw data Qualifiers : SDSS flags CANONICAL_CENTER - used canonical, not local, center EDGE - object is too close to edge of frame CHILD - object is part of a blended parent object NOPETRO - no Petrosian radius could be determined COSMIC_RAY - contains a cosmic ray pixel BAD_RADIAL - some low S/N radial points INTERP - object contains interpolated-over pixels NOTCHECKED - object contains pixels not checked for peaks PETROFAINT - Petrosian radius measured at very low surface brightness DEBLENDED_AS_PSF - child object is unresolved ELLIPFAINT - no isophotal fits performed
No. 13 Reference Code : 2007SDSS6.C...0000: Freq. targeted : r (SDSS PSF) AB Measurement : 22.677 asinh mag = 3.02E-32 W m^-2^ Hz^-1^ Uncertainty : 0.345 asinh mag = 1.00E-32 Significance : based on count statistics only Freq or Vel. : 6290 A (OBS )= 4.77E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 190.4445885635 11.4882504335 (J2000) Spatial mode : Modelled datum Notes : From new raw data Qualifiers : SDSS flags CHILD - object is part of a blended parent object BAD_RADIAL - some low S/N radial points DEBLENDED_AS_PSF - child object is unresolved BINNED1 - detected at >=5 sigma in original imaging frame CANONICAL_BAND - this band was primary (usually r)
No. 14 Reference Code : 2007SDSS6.C...0000: Freq. targeted : i (SDSS PSF) AB Measurement : 23.274 asinh mag = 1.54E-32 W m^-2^ Hz^-1^ Uncertainty : 0.692 asinh mag = 1.29E-32 Significance : based on count statistics only Freq or Vel. : 7706 A (OBS )= 3.89E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 190.4445885635 11.4882504335 (J2000) Spatial mode : Modelled datum Notes : From new raw data Qualifiers : SDSS flags CHILD - object is part of a blended parent object NOPETRO - no Petrosian radius could be determined BAD_RADIAL - some low S/N radial points PETROFAINT - Petrosian radius measured at very low surface brightness DEBLENDED_AS_PSF - child object is unresolved ELLIPFAINT - no isophotal fits performed BINNED1 - detected at >=5 sigma in original imaging frame
No. 15 Reference Code : 2007SDSS6.C...0000: Freq. targeted : z (SDSS PSF) AB Measurement : 22.827 asinh mag = -3.85E-36 W m^-2^ Hz^-1^ Uncertainty : 0.775 asinh mag = 3.77E-32 Significance : based on count statistics only Freq or Vel. : 9222 A (OBS )= 3.25E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 190.4445885635 11.4882504335 (J2000) Spatial mode : Modelled datum Notes : From new raw data Qualifiers : SDSS flags CANONICAL_CENTER - used canonical, not local, center EDGE - object is too close to edge of frame CHILD - object is part of a blended parent object NOPETRO - no Petrosian radius could be determined COSMIC_RAY - contains a cosmic ray pixel BAD_RADIAL - some low S/N radial points INTERP - object contains interpolated-over pixels PETROFAINT - Petrosian radius measured at very low surface brightness DEBLENDED_AS_PSF - child object is unresolved ELLIPFAINT - no isophotal fits performed AMOMENT_FAINT - too faint for adaptive moments
No. 16 Reference Code : 1990ApJS...72..245S Freq. targeted : HI (observed) Measurement : <6.3 milliJy < 6.30E-23 W m^-2^ Hz^-1^ Uncertainty : Significance : no uncertainty reported Freq or Vel. : (REST )= 1.42E+09 Hz Frequency mode : Line measurement; flux integrated over line; not detected Coord. targeted: 123914.8 +114547 (B1950) Spatial mode : Integrated from scans Notes : From new raw data; Uncorrected for known sources in beam Qualifiers :

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