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Date and Time of the Query: 2019-06-25 T04:36:08 PDT
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Diameter data point(s) for object IC 3269

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.......:
7.5 (a) arcsec ... ... 0.960 (b/a) ... ... ... -85
[J2000]
20.0 K-mag arcsec^-2^ 1.38E+14 15.00 ... 0.96 0.04 0.04 16 95
[J2000]
2 K_s (2MASS "total")
20032MASX.C.......:
15.4 (a) arcsec ... ... 0.960 (b/a) ... ... ... -85
[J2000]
Diameter for "total" magnitude 1.38E+14 30.80 ... 0.96 0.04 0.04 16 95
[J2000]
3 r (SDSS Isophotal)
2007SDSS6.C...0000:
19.96 (a) arcsec 10.96 arcsec ... ... ... ... 1.1
[J2000]
25.0 mag arcsec^-2^ 4.77E+14 39.92 ... 0.55 0.45 0.54 57 1
[J2000]
4 r (SDSS Petrosian)
2007SDSS6.C...0000:
4.78 (a) arcsec ... ... ... 0.158 ... ... ... ... 4.77E+14 9.57 0.32 ... ... ... ... ...
5 r (SDSS deVaucouleurs)
2007SDSS6.C...0000:
3.7715 (a) arcsec ... ... 0.762 (b/a) 0.063 ... ... 170.4
[J2000]
... 4.77E+14 7.54 0.12 0.76 0.24 0.27 40 170
[J2000]
6 r (SDSS Exponential)
2007SDSS6.C...0000:
2.2444 (a) arcsec ... ... 0.694 (b/a) 0.017 ... ... 169.7
[J2000]
... 4.77E+14 4.49 0.04 0.69 0.31 0.35 46 170
[J2000]


Detailed Information for Each Entry

 No. 1
                                Published Units:                    Homogenized Units:

Reference Code                : 20032MASX.C.......:
Published Object Name         : 2MASX J12240435+2726050       
Frequency Targeted            : K_s (2MASS isophotal)         
Major Axis (2a)               : a = 7.5        arcsec               2a = 15.00 arcsec
Uncertainty                   : ...                                 ... 
Minor Axis (2b)               : ...                                 2b = 14.40 arcsec
Uncertainty                   : ...                                 ...
Axis Ratio                    : b/a = 0.960                         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]      :  -85   deg [J2000]                  95 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          : 186.018234      27.434748    (J2000)
Qualifiers                    : From new, raw data
NED Comment                   :                                         

No. 2 Published Units: Homogenized Units: Reference Code : 20032MASX.C.......: Published Object Name : 2MASX J12240435+2726050 Frequency Targeted : K_s (2MASS "total") Major Axis (2a) : a = 15.4 arcsec 2a = 30.80 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 29.57 arcsec Uncertainty : ... ... Axis Ratio : b/a = 0.960 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] : -85 deg [J2000] 95 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 : 186.018234 27.434748 (J2000) Qualifiers : From new, raw data NED Comment :
No. 3 Published Units: Homogenized Units: Reference Code : 2007SDSS6.C...0000: Published Object Name : SDSS J122404.40+272605.1 Frequency Targeted : r (SDSS Isophotal) Major Axis (2a) : a = 19.96 arcsec 2a = 39.92 arcsec Uncertainty : ... ... Minor Axis (2b) : b = 10.96 arcsec 2b = 21.92 arcsec Uncertainty : ... ... Axis Ratio : ... b/a = 0.55 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.45 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.54 Uncertainty : ... ... Cos-1(b/a) : ... 57 deg Position Angle [Equinox] : 1.1 deg [J2000] 1 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 : 186.0183466979 27.4347699283 (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 : 2007SDSS6.C...0000: Published Object Name : SDSS J122404.40+272605.1 Frequency Targeted : r (SDSS Petrosian) Major Axis (2a) : a = 4.78 arcsec 2a = 9.57 arcsec Uncertainty : 0.158 arcsec 0.32 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 : 186.0183466979 27.4347699283 (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 : 2007SDSS6.C...0000: Published Object Name : SDSS J122404.40+272605.1 Frequency Targeted : r (SDSS deVaucouleurs) Major Axis (2a) : a = 3.7715 arcsec 2a = 7.54 arcsec Uncertainty : 0.063 arcsec 0.12 arcsec Minor Axis (2b) : ... 2b = 5.75 arcsec Uncertainty : ... 0.00 Axis Ratio : b/a = 0.762 b/a = 0.76 Uncertainty : 0.009 0.01 Ellipticity : ... 1 - b/a = 0.24 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.27 Uncertainty : ... ... Cos-1(b/a) : ... 40 deg Position Angle [Equinox] : 170.4 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 : 186.0183466979 27.4347699283 (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 : 2007SDSS6.C...0000: Published Object Name : SDSS J122404.40+272605.1 Frequency Targeted : r (SDSS Exponential) Major Axis (2a) : a = 2.2444 arcsec 2a = 4.49 arcsec Uncertainty : 0.017 arcsec 0.04 arcsec Minor Axis (2b) : ... 2b = 3.12 arcsec Uncertainty : ... 0.00 Axis Ratio : b/a = 0.694 b/a = 0.69 Uncertainty : 0.007 0.01 Ellipticity : ... 1 - b/a = 0.31 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.35 Uncertainty : ... ... Cos-1(b/a) : ... 46 deg Position Angle [Equinox] : 169.7 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 : 186.0183466979 27.4347699283 (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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