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Date and Time of the Query: 2019-04-19 T05:36:56 PDT
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Diameter data point(s) for object 2MASS J12254666+0955201

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)
2004SDSS3.C...0000:
7.43 (a) arcsec 5.64 arcsec ... ... ... ... 50.7
[J2000]
25.0 mag arcsec^-2^ 4.77E+14 14.85 ... 0.76 0.24 0.27 41 51
[J2000]
2 r (SDSS Petrosian)
2004SDSS3.C...0000:
2.25 (a) arcsec ... ... ... 0.03 ... ... ... ... 4.77E+14 4.51 0.07 ... ... ... ... ...
3 r (SDSS de Vaucouleurs)
2004SDSS3.C...0000:
2.22 (a) arcsec ... ... 0.613 (b/a) 0.08 ... ... 46.7
[J2000]
... 4.77E+14 4.44 0.16 0.61 0.39 0.45 52 47
[J2000]
4 r (SDSS Exponential)
2004SDSS3.C...0000:
1.17 (a) arcsec ... ... 0.652 (b/a) 0.02 ... ... 46.3
[J2000]
... 4.77E+14 2.35 0.04 0.65 0.35 0.40 49 46
[J2000]
5 r (SDSS Isophotal)
2007SDSS6.C...0000:
7.43 (a) arcsec 5.64 arcsec ... ... ... ... 50.7
[J2000]
25.0 mag arcsec^-2^ 4.77E+14 14.85 ... 0.76 0.24 0.27 41 51
[J2000]
6 r (SDSS Petrosian)
2007SDSS6.C...0000:
2.25 (a) arcsec ... ... ... 0.033 ... ... ... ... 4.77E+14 4.51 0.07 ... ... ... ... ...
7 r (SDSS deVaucouleurs)
2007SDSS6.C...0000:
2.2218 (a) arcsec ... ... 0.613 (b/a) 0.079 ... ... 46.7
[J2000]
... 4.77E+14 4.44 0.16 0.61 0.39 0.45 52 47
[J2000]
8 r (SDSS Exponential)
2007SDSS6.C...0000:
1.1744 (a) arcsec ... ... 0.652 (b/a) 0.021 ... ... 46.3
[J2000]
... 4.77E+14 2.35 0.04 0.65 0.35 0.40 49 46
[J2000]


Detailed Information for Each Entry

 No. 1
                                Published Units:                    Homogenized Units:

Reference Code                : 2004SDSS3.C...0000:
Published Object Name         : SDSS J122546.67+095520.3      
Frequency Targeted            : r (SDSS Isophotal)            
Major Axis (2a)               : a = 7.43       arcsec               2a = 14.85 arcsec
Uncertainty                   : ...                                 ... 
Minor Axis (2b)               : b =    5.64    arcsec               2b = 11.27 arcsec 
Uncertainty                   : ...                                 ...
Axis Ratio                    : ...                                 b/a = 0.76
Uncertainty                   : ...                                 ...
Ellipticity                   : ...                                 1 - b/a = 0.24
Uncertainty                   : ...                                 ...
Eccentricity                  : ...                                 [(a/b)2-1]/[(a/b)2+1] = 0.27
Uncertainty                   : ...                                 ...
Cos-1(b/a)                    : ...                                 41 deg
Position Angle [Equinox]      :   50.7 deg [J2000]                  51 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          : 186.4444733     9.9223022    (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 : 2004SDSS3.C...0000: Published Object Name : SDSS J122546.67+095520.3 Frequency Targeted : r (SDSS Petrosian) Major Axis (2a) : a = 2.25 arcsec 2a = 4.51 arcsec Uncertainty : 0.03 arcsec 0.07 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 : 186.4444733 9.9223022 (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 : 2004SDSS3.C...0000: Published Object Name : SDSS J122546.67+095520.3 Frequency Targeted : r (SDSS de Vaucouleurs) Major Axis (2a) : a = 2.22 arcsec 2a = 4.44 arcsec Uncertainty : 0.08 arcsec 0.16 arcsec Minor Axis (2b) : ... 2b = 2.72 arcsec Uncertainty : ... 0.00 Axis Ratio : b/a = 0.613 b/a = 0.61 Uncertainty : 0.021 0.02 Ellipticity : ... 1 - b/a = 0.39 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.45 Uncertainty : ... ... Cos-1(b/a) : ... 52 deg Position Angle [Equinox] : 46.7 deg [J2000] 47 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 : 186.4444733 9.9223022 (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 : 2004SDSS3.C...0000: Published Object Name : SDSS J122546.67+095520.3 Frequency Targeted : r (SDSS Exponential) Major Axis (2a) : a = 1.17 arcsec 2a = 2.35 arcsec Uncertainty : 0.02 arcsec 0.04 arcsec Minor Axis (2b) : ... 2b = 1.53 arcsec Uncertainty : ... 0.00 Axis Ratio : b/a = 0.652 b/a = 0.65 Uncertainty : 0.016 0.02 Ellipticity : ... 1 - b/a = 0.35 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.40 Uncertainty : ... ... Cos-1(b/a) : ... 49 deg Position Angle [Equinox] : 46.3 deg [J2000] 46 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 : 186.4444733 9.9223022 (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 J122546.67+095520.2 Frequency Targeted : r (SDSS Isophotal) Major Axis (2a) : a = 7.43 arcsec 2a = 14.85 arcsec Uncertainty : ... ... Minor Axis (2b) : b = 5.64 arcsec 2b = 11.27 arcsec Uncertainty : ... ... Axis Ratio : ... b/a = 0.76 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.24 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.27 Uncertainty : ... ... Cos-1(b/a) : ... 41 deg Position Angle [Equinox] : 50.7 deg [J2000] 51 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 : 186.4444697266 9.9223024749 (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 J122546.67+095520.2 Frequency Targeted : r (SDSS Petrosian) Major Axis (2a) : a = 2.25 arcsec 2a = 4.51 arcsec Uncertainty : 0.033 arcsec 0.07 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 : 186.4444697266 9.9223024749 (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 J122546.67+095520.2 Frequency Targeted : r (SDSS deVaucouleurs) Major Axis (2a) : a = 2.2218 arcsec 2a = 4.44 arcsec Uncertainty : 0.079 arcsec 0.16 arcsec Minor Axis (2b) : ... 2b = 2.72 arcsec Uncertainty : ... 0.00 Axis Ratio : b/a = 0.613 b/a = 0.61 Uncertainty : 0.021 0.02 Ellipticity : ... 1 - b/a = 0.39 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.45 Uncertainty : ... ... Cos-1(b/a) : ... 52 deg Position Angle [Equinox] : 46.7 deg [J2000] 47 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 : 186.4444697266 9.9223024749 (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 J122546.67+095520.2 Frequency Targeted : r (SDSS Exponential) Major Axis (2a) : a = 1.1744 arcsec 2a = 2.35 arcsec Uncertainty : 0.021 arcsec 0.04 arcsec Minor Axis (2b) : ... 2b = 1.53 arcsec Uncertainty : ... 0.00 Axis Ratio : b/a = 0.652 b/a = 0.65 Uncertainty : 0.016 0.02 Ellipticity : ... 1 - b/a = 0.35 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.40 Uncertainty : ... ... Cos-1(b/a) : ... 49 deg Position Angle [Equinox] : 46.3 deg [J2000] 46 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 : 186.4444697266 9.9223024749 (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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