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Date and Time of the Query: 2019-06-17 T02:59:57 PDT
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Diameter data point(s) for object 2MASX J12302611+4142572

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.......:
6.6 (a) arcsec ... ... 0.820 (b/a) ... ... ... 30
[J2000]
20.0 K-mag arcsec^-2^ 1.38E+14 13.20 ... 0.82 0.18 0.20 35 30
[J2000]
2 K_s (2MASS "total")
20032MASX.C.......:
12.1 (a) arcsec ... ... 0.820 (b/a) ... ... ... 30
[J2000]
Diameter for "total" magnitude 1.38E+14 24.20 ... 0.82 0.18 0.20 35 30
[J2000]
3 r (SDSS Isophotal)
2005SDSS4.C...0000:
8.36 (a) arcsec 8.02 arcsec ... ... ... ... 120.7
[J2000]
25.0 mag arcsec^-2^ 4.77E+14 16.72 ... 0.96 0.04 0.04 16 121
[J2000]
4 r (SDSS Petrosian)
2005SDSS4.C...0000:
2.77 (a) arcsec ... ... ... 0.08 ... ... ... ... 4.77E+14 5.54 0.16 ... ... ... ... ...
5 r (SDSS de Vaucouleurs)
2005SDSS4.C...0000:
2.31 (a) arcsec ... ... 0.775 (b/a) 0.05 ... ... 48.4
[J2000]
... 4.77E+14 4.63 0.10 0.78 0.22 0.25 39 48
[J2000]
6 r (SDSS Exponential)
2005SDSS4.C...0000:
1.25 (a) arcsec ... ... 0.777 (b/a) 0.01 ... ... 47.3
[J2000]
... 4.77E+14 2.51 0.03 0.78 0.22 0.25 39 47
[J2000]
7 r (SDSS Isophotal)
2007SDSS6.C...0000:
8.36 (a) arcsec 8.02 arcsec ... ... ... ... 120.7
[J2000]
25.0 mag arcsec^-2^ 4.77E+14 16.72 ... 0.96 0.04 0.04 16 121
[J2000]
8 r (SDSS Petrosian)
2007SDSS6.C...0000:
2.77 (a) arcsec ... ... ... 0.080 ... ... ... ... 4.77E+14 5.54 0.16 ... ... ... ... ...
9 r (SDSS deVaucouleurs)
2007SDSS6.C...0000:
2.3139 (a) arcsec ... ... 0.775 (b/a) 0.049 ... ... 48.4
[J2000]
... 4.77E+14 4.63 0.10 0.78 0.22 0.25 39 48
[J2000]
10 r (SDSS Exponential)
2007SDSS6.C...0000:
1.2539 (a) arcsec ... ... 0.777 (b/a) 0.014 ... ... 47.3
[J2000]
... 4.77E+14 2.51 0.03 0.78 0.22 0.25 39 47
[J2000]


Detailed Information for Each Entry

 No. 1
                                Published Units:                    Homogenized Units:

Reference Code                : 20032MASX.C.......:
Published Object Name         : 2MASX J12302611+4142572       
Frequency Targeted            : K_s (2MASS isophotal)         
Major Axis (2a)               : a = 6.6        arcsec               2a = 13.20 arcsec
Uncertainty                   : ...                                 ... 
Minor Axis (2b)               : ...                                 2b = 10.82 arcsec
Uncertainty                   : ...                                 ...
Axis Ratio                    : b/a = 0.820                         b/a = 0.82
Uncertainty                   : ...                                 ...
Ellipticity                   : ...                                 1 - b/a = 0.18
Uncertainty                   : ...                                 ...
Eccentricity                  : ...                                 [(a/b)2-1]/[(a/b)2+1] = 0.20
Uncertainty                   : ...                                 ...
Cos-1(b/a)                    : ...                                 35 deg
Position Angle [Equinox]      :   30   deg [J2000]                  30 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          : 187.608749      41.715977    (J2000)
Qualifiers                    : From new, raw data
NED Comment                   :                                         

No. 2 Published Units: Homogenized Units: Reference Code : 20032MASX.C.......: Published Object Name : 2MASX J12302611+4142572 Frequency Targeted : K_s (2MASS "total") Major Axis (2a) : a = 12.1 arcsec 2a = 24.20 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 19.84 arcsec Uncertainty : ... ... Axis Ratio : b/a = 0.820 b/a = 0.82 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.18 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.20 Uncertainty : ... ... Cos-1(b/a) : ... 35 deg Position Angle [Equinox] : 30 deg [J2000] 30 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 : 187.608749 41.715977 (J2000) Qualifiers : From new, raw data NED Comment :
No. 3 Published Units: Homogenized Units: Reference Code : 2005SDSS4.C...0000: Published Object Name : SDSS J123026.10+414257.8 Frequency Targeted : r (SDSS Isophotal) Major Axis (2a) : a = 8.36 arcsec 2a = 16.72 arcsec Uncertainty : ... ... Minor Axis (2b) : b = 8.02 arcsec 2b = 16.04 arcsec Uncertainty : ... ... Axis Ratio : ... b/a = 0.96 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.04 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.04 Uncertainty : ... ... Cos-1(b/a) : ... 16 deg Position Angle [Equinox] : 120.7 deg [J2000] 121 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 : 187.6087646 41.7160645 (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 : 2005SDSS4.C...0000: Published Object Name : SDSS J123026.10+414257.8 Frequency Targeted : r (SDSS Petrosian) Major Axis (2a) : a = 2.77 arcsec 2a = 5.54 arcsec Uncertainty : 0.08 arcsec 0.16 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 : 187.6087646 41.7160645 (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 : 2005SDSS4.C...0000: Published Object Name : SDSS J123026.10+414257.8 Frequency Targeted : r (SDSS de Vaucouleurs) Major Axis (2a) : a = 2.31 arcsec 2a = 4.63 arcsec Uncertainty : 0.05 arcsec 0.10 arcsec Minor Axis (2b) : ... 2b = 3.59 arcsec Uncertainty : ... 0.00 Axis Ratio : b/a = 0.775 b/a = 0.78 Uncertainty : 0.014 0.01 Ellipticity : ... 1 - b/a = 0.22 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.25 Uncertainty : ... ... Cos-1(b/a) : ... 39 deg Position Angle [Equinox] : 48.4 deg [J2000] 48 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 : 187.6087646 41.7160645 (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 : 2005SDSS4.C...0000: Published Object Name : SDSS J123026.10+414257.8 Frequency Targeted : r (SDSS Exponential) Major Axis (2a) : a = 1.25 arcsec 2a = 2.51 arcsec Uncertainty : 0.01 arcsec 0.03 arcsec Minor Axis (2b) : ... 2b = 1.95 arcsec Uncertainty : ... 0.00 Axis Ratio : b/a = 0.777 b/a = 0.78 Uncertainty : 0.010 0.01 Ellipticity : ... 1 - b/a = 0.22 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.25 Uncertainty : ... ... Cos-1(b/a) : ... 39 deg Position Angle [Equinox] : 47.3 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 : 187.6087646 41.7160645 (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 J123026.10+414257.8 Frequency Targeted : r (SDSS Isophotal) Major Axis (2a) : a = 8.36 arcsec 2a = 16.72 arcsec Uncertainty : ... ... Minor Axis (2b) : b = 8.02 arcsec 2b = 16.04 arcsec Uncertainty : ... ... Axis Ratio : ... b/a = 0.96 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.04 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.04 Uncertainty : ... ... Cos-1(b/a) : ... 16 deg Position Angle [Equinox] : 120.7 deg [J2000] 121 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 : 187.6087643836 41.7160675689 (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 J123026.10+414257.8 Frequency Targeted : r (SDSS Petrosian) Major Axis (2a) : a = 2.77 arcsec 2a = 5.54 arcsec Uncertainty : 0.080 arcsec 0.16 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 : 187.6087643836 41.7160675689 (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 J123026.10+414257.8 Frequency Targeted : r (SDSS deVaucouleurs) Major Axis (2a) : a = 2.3139 arcsec 2a = 4.63 arcsec Uncertainty : 0.049 arcsec 0.10 arcsec Minor Axis (2b) : ... 2b = 3.59 arcsec Uncertainty : ... 0.00 Axis Ratio : b/a = 0.775 b/a = 0.78 Uncertainty : 0.014 0.01 Ellipticity : ... 1 - b/a = 0.22 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.25 Uncertainty : ... ... Cos-1(b/a) : ... 39 deg Position Angle [Equinox] : 48.4 deg [J2000] 48 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 : 187.6087643836 41.7160675689 (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 J123026.10+414257.8 Frequency Targeted : r (SDSS Exponential) Major Axis (2a) : a = 1.2539 arcsec 2a = 2.51 arcsec Uncertainty : 0.014 arcsec 0.03 arcsec Minor Axis (2b) : ... 2b = 1.95 arcsec Uncertainty : ... 0.00 Axis Ratio : b/a = 0.777 b/a = 0.78 Uncertainty : 0.010 0.01 Ellipticity : ... 1 - b/a = 0.22 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.25 Uncertainty : ... ... Cos-1(b/a) : ... 39 deg Position Angle [Equinox] : 47.3 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 : 187.6087643836 41.7160675689 (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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