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Date and Time of the Query: 2019-04-22 T22:04:39 PDT
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Diameter data point(s) for object 2MASS J08220837+2136144

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 Isophotal)
2006SDSS5.C...0000:
8.33 (a) arcsec 4.09 arcsec ... ... ... ... 158.8
[J2000]
25.0 mag arcsec^-2^ 4.77E+14 16.65 ... 0.49 0.51 0.61 61 159
[J2000]
2 r (SDSS Petrosian)
2006SDSS5.C...0000:
1.97 (a) arcsec ... ... ... 0.16 ... ... ... ... 4.77E+14 3.93 0.31 ... ... ... ... ...
3 r (SDSS de Vaucouleurs)
2006SDSS5.C...0000:
1.95 (a) arcsec ... ... 0.345 (b/a) 0.07 ... ... 170.0
[J2000]
... 4.77E+14 3.91 0.14 0.34 0.66 0.79 70 170
[J2000]
4 r (SDSS Exponential)
2006SDSS5.C...0000:
1.01 (a) arcsec ... ... 0.397 (b/a) 0.02 ... ... 170.5
[J2000]
... 4.77E+14 2.03 0.04 0.40 0.60 0.73 67 171
[J2000]
5 r (SDSS Isophotal)
2007SDSS6.C...0000:
8.33 (a) arcsec 4.09 arcsec ... ... ... ... 158.8
[J2000]
25.0 mag arcsec^-2^ 4.77E+14 16.65 ... 0.49 0.51 0.61 61 159
[J2000]
6 r (SDSS Petrosian)
2007SDSS6.C...0000:
1.97 (a) arcsec ... ... ... 0.157 ... ... ... ... 4.77E+14 3.93 0.31 ... ... ... ... ...
7 r (SDSS deVaucouleurs)
2007SDSS6.C...0000:
1.9529 (a) arcsec ... ... 0.345 (b/a) 0.072 ... ... 170.0
[J2000]
... 4.77E+14 3.91 0.14 0.34 0.66 0.79 70 170
[J2000]
8 r (SDSS Exponential)
2007SDSS6.C...0000:
1.0145 (a) arcsec ... ... 0.397 (b/a) 0.019 ... ... 170.5
[J2000]
... 4.77E+14 2.03 0.04 0.40 0.60 0.73 67 171
[J2000]


Detailed Information for Each Entry

 No. 1
                                Published Units:                    Homogenized Units:

Reference Code                : 2006SDSS5.C...0000:
Published Object Name         : SDSS J082208.37+213613.9      
Frequency Targeted            : r (SDSS Isophotal)            
Major Axis (2a)               : a = 8.33       arcsec               2a = 16.65 arcsec
Uncertainty                   : ...                                 ... 
Minor Axis (2b)               : b =    4.09    arcsec               2b = 8.18 arcsec 
Uncertainty                   : ...                                 ...
Axis Ratio                    : ...                                 b/a = 0.49
Uncertainty                   : ...                                 ...
Ellipticity                   : ...                                 1 - b/a = 0.51
Uncertainty                   : ...                                 ...
Eccentricity                  : ...                                 [(a/b)2-1]/[(a/b)2+1] = 0.61
Uncertainty                   : ...                                 ...
Cos-1(b/a)                    : ...                                 61 deg
Position Angle [Equinox]      :  158.8 deg [J2000]                  159 deg [J2000]
Uncertainty                   : ...                                 ...
Significance                  : No uncertainty reported
Diameter Reference Level      : 25.0 mag arcsec^-2^           
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         : Isophotal diameter
    Qualifiers                : A radius is given in DIA_MAJ, not a diameter
Coordinates Targeted          : 125.5348587     21.6038666    (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 : 2006SDSS5.C...0000: Published Object Name : SDSS J082208.37+213613.9 Frequency Targeted : r (SDSS Petrosian) Major Axis (2a) : a = 1.97 arcsec 2a = 3.93 arcsec Uncertainty : 0.16 arcsec 0.31 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 : 125.5348587 21.6038666 (J2000) Qualifiers : From new, raw data; DIA_MAJ or DIA_MIN modified from published data NED Comment :
No. 3 Published Units: Homogenized Units: Reference Code : 2006SDSS5.C...0000: Published Object Name : SDSS J082208.37+213613.9 Frequency Targeted : r (SDSS de Vaucouleurs) Major Axis (2a) : a = 1.95 arcsec 2a = 3.91 arcsec Uncertainty : 0.07 arcsec 0.14 arcsec Minor Axis (2b) : ... 2b = 1.35 arcsec Uncertainty : ... 0.00 Axis Ratio : b/a = 0.345 b/a = 0.34 Uncertainty : 0.013 0.01 Ellipticity : ... 1 - b/a = 0.66 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.79 Uncertainty : ... ... Cos-1(b/a) : ... 70 deg Position Angle [Equinox] : 170.0 deg [J2000] 170 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 : 125.5348587 21.6038666 (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 : 2006SDSS5.C...0000: Published Object Name : SDSS J082208.37+213613.9 Frequency Targeted : r (SDSS Exponential) Major Axis (2a) : a = 1.01 arcsec 2a = 2.03 arcsec Uncertainty : 0.02 arcsec 0.04 arcsec Minor Axis (2b) : ... 2b = 0.81 arcsec Uncertainty : ... 0.00 Axis Ratio : b/a = 0.397 b/a = 0.40 Uncertainty : 0.012 0.01 Ellipticity : ... 1 - b/a = 0.60 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.73 Uncertainty : ... ... Cos-1(b/a) : ... 67 deg Position Angle [Equinox] : 170.5 deg [J2000] 171 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 : 125.5348587 21.6038666 (J2000) Qualifiers : From new, raw data; DIA_MAJ or DIA_MIN modified from published data NED Comment : Effective (half-light) radius
No. 5 Published Units: Homogenized Units: Reference Code : 2007SDSS6.C...0000: Published Object Name : SDSS J082208.36+213613.9 Frequency Targeted : r (SDSS Isophotal) Major Axis (2a) : a = 8.33 arcsec 2a = 16.65 arcsec Uncertainty : ... ... Minor Axis (2b) : b = 4.09 arcsec 2b = 8.18 arcsec Uncertainty : ... ... Axis Ratio : ... b/a = 0.49 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.51 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.61 Uncertainty : ... ... Cos-1(b/a) : ... 61 deg Position Angle [Equinox] : 158.8 deg [J2000] 159 deg [J2000] Uncertainty : ... ... Significance : No uncertainty reported Diameter Reference Level : 25.0 mag arcsec^-2^ 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 : Isophotal diameter Qualifiers : A radius is given in DIA_MAJ, not a diameter Coordinates Targeted : 125.5348629749 21.6038661635 (J2000) Qualifiers : From new, raw data; DIA_MAJ or DIA_MIN modified from published data NED Comment :
No. 6 Published Units: Homogenized Units: Reference Code : 2007SDSS6.C...0000: Published Object Name : SDSS J082208.36+213613.9 Frequency Targeted : r (SDSS Petrosian) Major Axis (2a) : a = 1.97 arcsec 2a = 3.93 arcsec Uncertainty : 0.157 arcsec 0.31 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 : 125.5348629749 21.6038661635 (J2000) Qualifiers : From new, raw data; DIA_MAJ or DIA_MIN modified from published data NED Comment :
No. 7 Published Units: Homogenized Units: Reference Code : 2007SDSS6.C...0000: Published Object Name : SDSS J082208.36+213613.9 Frequency Targeted : r (SDSS deVaucouleurs) Major Axis (2a) : a = 1.9529 arcsec 2a = 3.91 arcsec Uncertainty : 0.072 arcsec 0.14 arcsec Minor Axis (2b) : ... 2b = 1.35 arcsec Uncertainty : ... 0.00 Axis Ratio : b/a = 0.345 b/a = 0.34 Uncertainty : 0.013 0.01 Ellipticity : ... 1 - b/a = 0.66 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.79 Uncertainty : ... ... Cos-1(b/a) : ... 70 deg Position Angle [Equinox] : 170.0 deg [J2000] 170 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 : 125.5348629749 21.6038661635 (J2000) Qualifiers : From new, raw data; DIA_MAJ or DIA_MIN modified from published data NED Comment : Effective (half-light) radius
No. 8 Published Units: Homogenized Units: Reference Code : 2007SDSS6.C...0000: Published Object Name : SDSS J082208.36+213613.9 Frequency Targeted : r (SDSS Exponential) Major Axis (2a) : a = 1.0145 arcsec 2a = 2.03 arcsec Uncertainty : 0.019 arcsec 0.04 arcsec Minor Axis (2b) : ... 2b = 0.81 arcsec Uncertainty : ... 0.00 Axis Ratio : b/a = 0.397 b/a = 0.40 Uncertainty : 0.012 0.01 Ellipticity : ... 1 - b/a = 0.60 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.73 Uncertainty : ... ... Cos-1(b/a) : ... 67 deg Position Angle [Equinox] : 170.5 deg [J2000] 171 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 : 125.5348629749 21.6038661635 (J2000) Qualifiers : From new, raw data; DIA_MAJ or DIA_MIN modified from published data NED Comment : Effective (half-light) radius

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