NASA/IPAC EXTRAGALACTIC DATABASE
Date and Time of the Query: 2022-01-20 T05:40:31 PST
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Spectral Energy Distribution (SED) for SDSS J151809.64+265050.7:

9 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 ... >21.2777 mag 1.95E+15 < 1.12E-05 Jy Broad-band upper limit inside NUV Kron aperture 2012GASC..C...0000S 1
2 FUV (GALEX) AB 22.9065 +/- 0.715597 mag 1.95E+15 2.50E-06 +/- 1.65E-06 Jy Broad-band Flux in 7.5 arcsec diameter aperture 2012GASC..C...0000S 2
3 NUV (GALEX) AB 21.7178 +/- 0.310653 mag 1.29E+15 7.46E-06 +/- 2.13E-06 Jy Broad-band Kron flux in elliptical aperture 2012GASC..C...0000S 3
4 NUV (GALEX) AB 23.2481 +/- 0.551269 mag 1.29E+15 1.82E-06 +/- 9.25E-07 Jy Broad-band Flux in 7.5 arcsec diameter aperture 2012GASC..C...0000S 4
5 u (SDSS PSF) AB 22.351 +/- 0.312 asinh mag 8.36E+14 4.26E-06 +/- 1.26E-06 Jy Broad-band SDSS Qualifiers 2007SDSS6.C...0000: 5
6 g (SDSS PSF) AB 22.009 +/- 0.071 asinh mag 6.17E+14 5.69E-06 +/- 3.74E-07 Jy Broad-band SDSS Qualifiers 2007SDSS6.C...0000: 6
7 r (SDSS PSF) AB 21.254 +/- 0.052 asinh mag 4.77E+14 1.14E-05 +/- 5.49E-07 Jy Broad-band SDSS Qualifiers 2007SDSS6.C...0000: 7
8 i (SDSS PSF) AB 22.077 +/- 0.138 asinh mag 3.89E+14 5.28E-06 +/- 6.91E-07 Jy Broad-band SDSS Qualifiers 2007SDSS6.C...0000: 8
9 z (SDSS PSF) AB 20.992 +/- 0.247 asinh mag 3.25E+14 1.38E-05 +/- 3.36E-06 Jy Broad-band SDSS Qualifiers 2007SDSS6.C...0000: 9


Detailed Information for Each Entry

 No. 1
Reference Code : 2012GASC..C...0000S
Freq. targeted : FUV (GALEX) AB      
Measurement    : >21.2777     mag                  < 1.12E-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: 229.54165419916 26.847581947123 (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 : 22.9065 mag = 2.50E-32 W m^-2^ Hz^-1^ Uncertainty : 0.715597 mag = 1.65E-32 Significance : uncertainty Freq or Vel. : 1538.6 A (OBS )= 1.95E+15 Hz Frequency mode : Broad-band measurement Coord. targeted: 229.54165419916 26.847581947123 (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 : 21.7178 mag = 7.46E-32 W m^-2^ Hz^-1^ Uncertainty : 0.310653 mag = 2.13E-32 Significance : uncertainty Freq or Vel. : 2315.7 A (OBS )= 1.29E+15 Hz Frequency mode : Broad-band measurement Coord. targeted: 229.54165419916 26.847581947123 (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 : 23.2481 mag = 1.82E-32 W m^-2^ Hz^-1^ Uncertainty : 0.551269 mag = 9.25E-33 Significance : uncertainty Freq or Vel. : 2315.7 A (OBS )= 1.29E+15 Hz Frequency mode : Broad-band measurement Coord. targeted: 229.54165419916 26.847581947123 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : Flux in 7.5 arcsec diameter aperture
No. 5 Reference Code : 2007SDSS6.C...0000: Freq. targeted : u (SDSS PSF) AB Measurement : 22.351 asinh mag = 4.26E-32 W m^-2^ Hz^-1^ Uncertainty : 0.312 asinh mag = 1.26E-32 Significance : based on count statistics only Freq or Vel. : 3585 A (OBS )= 8.36E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 229.5401855947 26.8474281181 (J2000) Spatial mode : Modelled datum Notes : From new raw data Qualifiers : SDSS flags CANONICAL_CENTER - used canonical, not local, center PETROFAINT - Petrosian radius measured at very low surface brightness ELLIPFAINT - no isophotal fits performed
No. 6 Reference Code : 2007SDSS6.C...0000: Freq. targeted : g (SDSS PSF) AB Measurement : 22.009 asinh mag = 5.69E-32 W m^-2^ Hz^-1^ Uncertainty : 0.071 asinh mag = 3.74E-33 Significance : based on count statistics only Freq or Vel. : 4858 A (OBS )= 6.17E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 229.5401855947 26.8474281181 (J2000) Spatial mode : Modelled datum Notes : From new raw data Qualifiers : SDSS flags BINNED1 - detected at >=5 sigma in original imaging frame BINNED_CENTER - image was binned while centroiding
No. 7 Reference Code : 2007SDSS6.C...0000: Freq. targeted : r (SDSS PSF) AB Measurement : 21.254 asinh mag = 1.14E-31 W m^-2^ Hz^-1^ Uncertainty : 0.052 asinh mag = 5.49E-33 Significance : based on count statistics only Freq or Vel. : 6290 A (OBS )= 4.77E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 229.5401855947 26.8474281181 (J2000) Spatial mode : Modelled datum Notes : From new raw data Qualifiers : SDSS flags 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. 8 Reference Code : 2007SDSS6.C...0000: Freq. targeted : i (SDSS PSF) AB Measurement : 22.077 asinh mag = 5.28E-32 W m^-2^ Hz^-1^ Uncertainty : 0.138 asinh mag = 6.91E-33 Significance : based on count statistics only Freq or Vel. : 7706 A (OBS )= 3.89E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 229.5401855947 26.8474281181 (J2000) Spatial mode : Modelled datum Notes : From new raw data Qualifiers : SDSS flags MANYPETRO - more than one Petrosian radius BINNED1 - detected at >=5 sigma in original imaging frame BINNED_CENTER - image was binned while centroiding
No. 9 Reference Code : 2007SDSS6.C...0000: Freq. targeted : z (SDSS PSF) AB Measurement : 20.992 asinh mag = 1.38E-31 W m^-2^ Hz^-1^ Uncertainty : 0.247 asinh mag = 3.36E-32 Significance : based on count statistics only Freq or Vel. : 9222 A (OBS )= 3.25E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 229.5401855947 26.8474281181 (J2000) Spatial mode : Modelled datum Notes : From new raw data Qualifiers : SDSS flags CANONICAL_CENTER - used canonical, not local, center NOPETRO - no Petrosian radius could be determined NOPETRO_BIG - Petrosian radius is larger than extracted radial profile ELLIPFAINT - no isophotal fits performed AMOMENT_FAINT - too faint for adaptive moments

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