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Date and Time of the Query: 2019-07-22 T17:34:23 PDT
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Diameter data point(s) for object WISE J121510.98+073204.7

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 K_s (2MASS isophotal)
20032MASX.C.......:
7.0 (a) arcsec ... ... 0.660 (b/a) ... ... ... -60
[J2000]
20.0 K-mag arcsec^-2^ 1.38E+14 14.00 ... 0.66 0.34 0.39 49 120
[J2000]
2 K_s (2MASS "total")
20032MASX.C.......:
14.9 (a) arcsec ... ... 0.660 (b/a) ... ... ... -60
[J2000]
Diameter for "total" magnitude 1.38E+14 29.80 ... 0.66 0.34 0.39 49 120
[J2000]
3 r (SDSS Isophotal)
2006SDSS5.C...0000:
13.98 (a) arcsec 11.05 arcsec ... ... ... ... 81.3
[J2000]
25.0 mag arcsec^-2^ 4.77E+14 27.96 ... 0.79 0.21 0.23 38 81
[J2000]
4 r (SDSS Petrosian)
2006SDSS5.C...0000:
2.36 (a) arcsec ... ... ... 0.24 ... ... ... ... 4.77E+14 4.71 0.48 ... ... ... ... ...
5 r (SDSS de Vaucouleurs)
2006SDSS5.C...0000:
0.69 (a) arcsec ... ... 0.923 (b/a) 0.01 ... ... 66.1
[J2000]
... 4.77E+14 1.39 0.02 0.92 0.08 0.08 23 66
[J2000]
6 r (SDSS Exponential)
2006SDSS5.C...0000:
0.39 (a) arcsec ... ... 0.925 (b/a) 0.00 ... ... 69.1
[J2000]
... 4.77E+14 0.78 0.01 0.93 0.07 0.08 22 69
[J2000]
7 r (SDSS Isophotal)
2007SDSS6.C...0000:
13.98 (a) arcsec 11.05 arcsec ... ... ... ... 81.3
[J2000]
25.0 mag arcsec^-2^ 4.77E+14 27.96 ... 0.79 0.21 0.23 38 81
[J2000]
8 r (SDSS Petrosian)
2007SDSS6.C...0000:
2.36 (a) arcsec ... ... ... 0.242 ... ... ... ... 4.77E+14 4.71 0.48 ... ... ... ... ...
9 r (SDSS deVaucouleurs)
2007SDSS6.C...0000:
0.6938 (a) arcsec ... ... 0.923 (b/a) 0.009 ... ... 66.1
[J2000]
... 4.77E+14 1.39 0.02 0.92 0.08 0.08 23 66
[J2000]
10 r (SDSS Exponential)
2007SDSS6.C...0000:
0.3916 (a) arcsec ... ... 0.925 (b/a) 0.004 ... ... 69.1
[J2000]
... 4.77E+14 0.78 0.01 0.93 0.07 0.08 22 69
[J2000]


Detailed Information for Each Entry

 No. 1
                                Published Units:                    Homogenized Units:

Reference Code                : 20032MASX.C.......:
Published Object Name         : 2MASX J12151097+0732048       
Frequency Targeted            : K_s (2MASS isophotal)         
Major Axis (2a)               : a = 7.0        arcsec               2a = 14.00 arcsec
Uncertainty                   : ...                                 ... 
Minor Axis (2b)               : ...                                 2b = 9.24 arcsec
Uncertainty                   : ...                                 ...
Axis Ratio                    : b/a = 0.660                         b/a = 0.66
Uncertainty                   : ...                                 ...
Ellipticity                   : ...                                 1 - b/a = 0.34
Uncertainty                   : ...                                 ...
Eccentricity                  : ...                                 [(a/b)2-1]/[(a/b)2+1] = 0.39
Uncertainty                   : ...                                 ...
Cos-1(b/a)                    : ...                                 49 deg
Position Angle [Equinox]      :  -60   deg [J2000]                  120 deg [J2000]
Uncertainty                   : ...                                 ...
Significance                  : No uncertainty reported
Diameter Reference Level      : 20.0 K-mag arcsec^-2^         
Frequency                     : 2.17         microns                1.38E+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          : 183.795715      7.534606    (J2000)
Qualifiers                    : From new, raw data
NED Comment                   :                                         

No. 2 Published Units: Homogenized Units: Reference Code : 20032MASX.C.......: Published Object Name : 2MASX J12151097+0732048 Frequency Targeted : K_s (2MASS "total") Major Axis (2a) : a = 14.9 arcsec 2a = 29.80 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 19.67 arcsec Uncertainty : ... ... Axis Ratio : b/a = 0.660 b/a = 0.66 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.34 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.39 Uncertainty : ... ... Cos-1(b/a) : ... 49 deg Position Angle [Equinox] : -60 deg [J2000] 120 deg [J2000] Uncertainty : ... ... Significance : No uncertainty reported Diameter Reference Level : Diameter for "total" magnitude Frequency : 2.17 microns 1.38E+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 : 183.795715 7.534606 (J2000) Qualifiers : From new, raw data NED Comment :
No. 3 Published Units: Homogenized Units: Reference Code : 2006SDSS5.C...0000: Published Object Name : SDSS J121510.98+073204.7 Frequency Targeted : r (SDSS Isophotal) Major Axis (2a) : a = 13.98 arcsec 2a = 27.96 arcsec Uncertainty : ... ... Minor Axis (2b) : b = 11.05 arcsec 2b = 22.10 arcsec Uncertainty : ... ... Axis Ratio : ... b/a = 0.79 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.21 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.23 Uncertainty : ... ... Cos-1(b/a) : ... 38 deg Position Angle [Equinox] : 81.3 deg [J2000] 81 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 : 183.7957458 7.5346265 (J2000) Qualifiers : From new, raw data; DIA_MAJ or DIA_MIN modified from published data NED Comment :
No. 4 Published Units: Homogenized Units: Reference Code : 2006SDSS5.C...0000: Published Object Name : SDSS J121510.98+073204.7 Frequency Targeted : r (SDSS Petrosian) Major Axis (2a) : a = 2.36 arcsec 2a = 4.71 arcsec Uncertainty : 0.24 arcsec 0.48 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 : 183.7957458 7.5346265 (J2000) Qualifiers : From new, raw data; DIA_MAJ or DIA_MIN modified from published data NED Comment :
No. 5 Published Units: Homogenized Units: Reference Code : 2006SDSS5.C...0000: Published Object Name : SDSS J121510.98+073204.7 Frequency Targeted : r (SDSS de Vaucouleurs) Major Axis (2a) : a = 0.69 arcsec 2a = 1.39 arcsec Uncertainty : 0.01 arcsec 0.02 arcsec Minor Axis (2b) : ... 2b = 1.28 arcsec Uncertainty : ... 0.00 Axis Ratio : b/a = 0.923 b/a = 0.92 Uncertainty : 0.012 0.01 Ellipticity : ... 1 - b/a = 0.08 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.08 Uncertainty : ... ... Cos-1(b/a) : ... 23 deg Position Angle [Equinox] : 66.1 deg [J2000] 66 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 : 183.7957458 7.5346265 (J2000) Qualifiers : From new, raw data; DIA_MAJ or DIA_MIN modified from published data NED Comment : Effective (half-light) radius
No. 6 Published Units: Homogenized Units: Reference Code : 2006SDSS5.C...0000: Published Object Name : SDSS J121510.98+073204.7 Frequency Targeted : r (SDSS Exponential) Major Axis (2a) : a = 0.39 arcsec 2a = 0.78 arcsec Uncertainty : 0.00 arcsec 0.01 arcsec Minor Axis (2b) : ... 2b = 0.72 arcsec Uncertainty : ... 0.00 Axis Ratio : b/a = 0.925 b/a = 0.93 Uncertainty : 0.012 0.01 Ellipticity : ... 1 - b/a = 0.07 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.08 Uncertainty : ... ... Cos-1(b/a) : ... 22 deg Position Angle [Equinox] : 69.1 deg [J2000] 69 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 : 183.7957458 7.5346265 (J2000) Qualifiers : From new, raw data; DIA_MAJ or DIA_MIN modified from published data NED Comment : Effective (half-light) radius
No. 7 Published Units: Homogenized Units: Reference Code : 2007SDSS6.C...0000: Published Object Name : SDSS J121510.97+073204.6 Frequency Targeted : r (SDSS Isophotal) Major Axis (2a) : a = 13.98 arcsec 2a = 27.96 arcsec Uncertainty : ... ... Minor Axis (2b) : b = 11.05 arcsec 2b = 22.10 arcsec Uncertainty : ... ... Axis Ratio : ... b/a = 0.79 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.21 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.23 Uncertainty : ... ... Cos-1(b/a) : ... 38 deg Position Angle [Equinox] : 81.3 deg [J2000] 81 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 : 183.7957406407 7.5346264041 (J2000) Qualifiers : From new, raw data; DIA_MAJ or DIA_MIN modified from published data NED Comment :
No. 8 Published Units: Homogenized Units: Reference Code : 2007SDSS6.C...0000: Published Object Name : SDSS J121510.97+073204.6 Frequency Targeted : r (SDSS Petrosian) Major Axis (2a) : a = 2.36 arcsec 2a = 4.71 arcsec Uncertainty : 0.242 arcsec 0.48 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 : 183.7957406407 7.5346264041 (J2000) Qualifiers : From new, raw data; DIA_MAJ or DIA_MIN modified from published data NED Comment :
No. 9 Published Units: Homogenized Units: Reference Code : 2007SDSS6.C...0000: Published Object Name : SDSS J121510.97+073204.6 Frequency Targeted : r (SDSS deVaucouleurs) Major Axis (2a) : a = 0.6938 arcsec 2a = 1.39 arcsec Uncertainty : 0.009 arcsec 0.02 arcsec Minor Axis (2b) : ... 2b = 1.28 arcsec Uncertainty : ... 0.00 Axis Ratio : b/a = 0.923 b/a = 0.92 Uncertainty : 0.012 0.01 Ellipticity : ... 1 - b/a = 0.08 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.08 Uncertainty : ... ... Cos-1(b/a) : ... 23 deg Position Angle [Equinox] : 66.1 deg [J2000] 66 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 : 183.7957406407 7.5346264041 (J2000) Qualifiers : From new, raw data; DIA_MAJ or DIA_MIN modified from published data NED Comment : Effective (half-light) radius
No. 10 Published Units: Homogenized Units: Reference Code : 2007SDSS6.C...0000: Published Object Name : SDSS J121510.97+073204.6 Frequency Targeted : r (SDSS Exponential) Major Axis (2a) : a = 0.3916 arcsec 2a = 0.78 arcsec Uncertainty : 0.004 arcsec 0.01 arcsec Minor Axis (2b) : ... 2b = 0.72 arcsec Uncertainty : ... 0.00 Axis Ratio : b/a = 0.925 b/a = 0.93 Uncertainty : 0.012 0.01 Ellipticity : ... 1 - b/a = 0.07 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.08 Uncertainty : ... ... Cos-1(b/a) : ... 22 deg Position Angle [Equinox] : 69.1 deg [J2000] 69 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 : 183.7957406407 7.5346264041 (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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