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Date and Time of the Query: 2022-01-17 T18:19:13 PST
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Diameter data point(s) for object SDSS J122606.50+130720.6

Diameter Data --- Published and Homogenized (arcsec) Units

  Published UnitsHomogenized Units
No.Observed Passband
REFCODE
Major Axis
(2a)
Major Axis UnitsMinor Axis
(2b)
Minor Axis UnitsAxis Ratio (b/a)Major Axis Unc.Ellipticity
(1 - b/a)
Eccentricity
[(a/b)2-1]/
[(a/b)2+1]
Position Angle
(deg)
[published]
Reference LevelFrequency (Hz)Major Axis
(2a)
(arcsec)
Major Axis Unc.Axis Ratio (b/a)Ellipticity
(1 - b/a)
Eccentricity
[(a/b)2-1]/
[(a/b)2+1]
cos-1(b/a)
(deg)
Position Angle
(deg)
[J2000]
1 r (SDSS Petrosian)
2007SDSS6.C...0000:
0.40 (a) arcsec ... ... ... 0.001 ... ... ... ... 4.77E+14 0.80 0.00 ... ... ... ... ...
2 r (SDSS deVaucouleurs)
2007SDSS6.C...0000:
0.0073 (a) arcsec ... ... 0.050 (b/a) 2.519 ... ... 107.7
[J2000]
... 4.77E+14 0.01 5.04 0.05 0.95 1.00 87 108
[J2000]
3 r (SDSS Exponential)
2007SDSS6.C...0000:
0.0001 (a) arcsec ... ... 0.696 (b/a) 0.039 ... ... 107.7
[J2000]
... 4.77E+14 0.00 0.08 0.70 0.30 0.35 46 108
[J2000]
4 0.5-7 keV Chandra
2020CSC...C2..0000:
2.52788269 arcsec 2.52788269 arcsec ... 1.42967066 ... ... 0.0
[J2000]
extent deconvolved with PSF 5.56E+17 2.53 1.43 2.53 -1.53 0.73 0 0
[J2000]
5 0.2-0.5 keV Chandra
2020CSC...C2..0000:
3.17843322 arcsec 3.17843322 arcsec ... 2.16040663 ... ... 0.0
[J2000]
extent deconvolved with PSF 9.67E+16 3.18 2.16 3.18 -2.18 0.82 0 0
[J2000]


Detailed Information for Each Entry

 No. 1
                                Published Units:                    Homogenized Units:

Reference Code                : 2007SDSS6.C...0000:
Published Object Name         : SDSS J122606.50+130720.6      
Frequency Targeted            : r (SDSS Petrosian)            
Major Axis (2a)               : a = 0.40       arcsec               2a = 0.80 arcsec
Uncertainty                   :      0.001  arcsec                  0.00 arcsec              
Minor Axis (2b)               : ...                                 ...
Uncertainty                   : ...                                 ...
Axis Ratio                    : ...                                 ...
Uncertainty                   : ...                                 ...
Ellipticity                   : ...                                 ...
Uncertainty                   : ...                                 ...
Eccentricity                  : ...                                 ...
Uncertainty                   : ...                                 ...
Cos-1(b/a)                    : ...                                 ...
Position Angle [Equinox]      : ...                                 ...
Uncertainty                   : ...                                 ...
Significance                  : Based on count statistics only
Diameter Reference Level      : ...
Frequency                     : 6290         A                      4.77E+14 Hz
Frequency Mode                : Broad-band detector (e.g. photographic plate)

Measurement Mode               
    Detector Type             : Maps (e.g., 2MASS, VLA, Sloan)
    Fitting Technique         : Profile fitting to image
    Measured Quantity         : See comments
    Qualifiers                : A radius is given in DIA_MAJ, not a diameter
Coordinates Targeted          : 186.5271233607  13.1224085335    (J2000)
Qualifiers                    : From new, raw data; DIA_MAJ or DIA_MIN modified from
                               published data
NED Comment                   :                                         

No. 2 Published Units: Homogenized Units: Reference Code : 2007SDSS6.C...0000: Published Object Name : SDSS J122606.50+130720.6 Frequency Targeted : r (SDSS deVaucouleurs) Major Axis (2a) : a = 0.0073 arcsec 2a = 0.01 arcsec Uncertainty : 2.519 arcsec 5.04 arcsec Minor Axis (2b) : ... 2b = 0.00 arcsec Uncertainty : ... 123.50 Axis Ratio : b/a = 0.050 b/a = 0.05 Uncertainty : 24.519 24.52 Ellipticity : ... 1 - b/a = 0.95 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 1.00 Uncertainty : ... ... Cos-1(b/a) : ... 87 deg Position Angle [Equinox] : 107.7 deg [J2000] 108 deg [J2000] Uncertainty : ... ... Significance : Based on count statistics only Diameter Reference Level : ... Frequency : 6290 A 4.77E+14 Hz Frequency Mode : Broad-band detector (e.g. photographic plate) Measurement Mode Detector Type : Maps (e.g., 2MASS, VLA, Sloan) Fitting Technique : Ellipse fitting to image Measured Quantity : Half-light ("effective") diameter Qualifiers : A radius is given in DIA_MAJ, not a diameter Coordinates Targeted : 186.5271233607 13.1224085335 (J2000) Qualifiers : From new, raw data; DIA_MAJ or DIA_MIN modified from published data NED Comment : Effective (half-light) radius
No. 3 Published Units: Homogenized Units: Reference Code : 2007SDSS6.C...0000: Published Object Name : SDSS J122606.50+130720.6 Frequency Targeted : r (SDSS Exponential) Major Axis (2a) : a = 0.0001 arcsec 2a = 0.00 arcsec Uncertainty : 0.039 arcsec 0.08 arcsec Minor Axis (2b) : ... 2b = 0.00 arcsec Uncertainty : ... 5.44 Axis Ratio : b/a = 0.696 b/a = 0.70 Uncertainty : 69.691 69.69 Ellipticity : ... 1 - b/a = 0.30 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.35 Uncertainty : ... ... Cos-1(b/a) : ... 46 deg Position Angle [Equinox] : 107.7 deg [J2000] 108 deg [J2000] Uncertainty : ... ... Significance : Based on count statistics only Diameter Reference Level : ... Frequency : 6290 A 4.77E+14 Hz Frequency Mode : Broad-band detector (e.g. photographic plate) Measurement Mode Detector Type : Maps (e.g., 2MASS, VLA, Sloan) Fitting Technique : Ellipse fitting to image Measured Quantity : Half-light ("effective") diameter Qualifiers : A radius is given in DIA_MAJ, not a diameter Coordinates Targeted : 186.5271233607 13.1224085335 (J2000) Qualifiers : From new, raw data; DIA_MAJ or DIA_MIN modified from published data NED Comment : Effective (half-light) radius
No. 4 Published Units: Homogenized Units: Reference Code : 2020CSC...C2..0000: Published Object Name : Frequency Targeted : 0.5-7 keV Chandra Major Axis (2a) : 2.52788269 arcsec 2a = 2.53 arcsec Uncertainty : 1.42967066 arcsec 1.43 arcsec Minor Axis (2b) : 2b = 2.52788269 arcsec 2b = 2.53 arcsec Uncertainty : 1.42967066 1.43 Axis Ratio : ... b/a = 2.53 Uncertainty : ... 1.43 Ellipticity : ... 1 - b/a = -1.53 Uncertainty : ... 1.43 Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.73 Uncertainty : ... ... Cos-1(b/a) : ... 0 deg Position Angle [Equinox] : 0.0 deg [J2000] 0 deg [J2000] Uncertainty : ... ... Significance : 68% confidence Diameter Reference Level : extent deconvolved with PSF Frequency : 2.3 keV 5.56E+17 Hz Frequency Mode : Broad-band detector (e.g. photographic plate) Measurement Mode Detector Type : Maps (e.g., 2MASS, VLA, Sloan) Fitting Technique : Deconvolved from beam (Gaussian deconvolution) Measured Quantity : Unspecified in paper Coordinates Targeted : Qualifiers : From new, raw data NED Comment :
No. 5 Published Units: Homogenized Units: Reference Code : 2020CSC...C2..0000: Published Object Name : Frequency Targeted : 0.2-0.5 keV Chandra Major Axis (2a) : 3.17843322 arcsec 2a = 3.18 arcsec Uncertainty : 2.16040663 arcsec 2.16 arcsec Minor Axis (2b) : 2b = 3.17843322 arcsec 2b = 3.18 arcsec Uncertainty : 2.16040663 2.16 Axis Ratio : ... b/a = 3.18 Uncertainty : ... 2.16 Ellipticity : ... 1 - b/a = -2.18 Uncertainty : ... 2.16 Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.82 Uncertainty : ... ... Cos-1(b/a) : ... 0 deg Position Angle [Equinox] : 0.0 deg [J2000] 0 deg [J2000] Uncertainty : ... ... Significance : 68% confidence Diameter Reference Level : extent deconvolved with PSF Frequency : 0.4 keV 9.67E+16 Hz Frequency Mode : Broad-band detector (e.g. photographic plate) Measurement Mode Detector Type : Maps (e.g., 2MASS, VLA, Sloan) Fitting Technique : Deconvolved from beam (Gaussian deconvolution) Measured Quantity : Unspecified in paper Coordinates Targeted : Qualifiers : From new, raw data NED Comment :

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