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Date and Time of the Query: 2019-03-25 T21:16:29 PDT
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Diameter data point(s) for object IC 3202

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.......:
11.4 (a) arcsec ... ... 0.840 (b/a) ... ... ... -65
[J2000]
20.0 K-mag arcsec^-2^ 1.38E+14 22.80 ... 0.84 0.16 0.17 33 115
[J2000]
2 K_s (2MASS "total")
20032MASX.C.......:
21.9 (a) arcsec ... ... 0.840 (b/a) ... ... ... -65
[J2000]
Diameter for "total" magnitude 1.38E+14 43.80 ... 0.84 0.16 0.17 33 115
[J2000]
3 r (SDSS Isophotal)
2007SDSS6.C...0000:
21.92 (a) arcsec 18.44 arcsec ... ... ... ... 117.8
[J2000]
25.0 mag arcsec^-2^ 4.77E+14 43.85 ... 0.84 0.16 0.17 33 118
[J2000]
4 r (SDSS Petrosian)
2007SDSS6.C...0000:
6.06 (a) arcsec ... ... ... 0.122 ... ... ... ... 4.77E+14 12.11 0.24 ... ... ... ... ...
5 r (SDSS deVaucouleurs)
2007SDSS6.C...0000:
2.2601 (a) arcsec ... ... 0.832 (b/a) 0.023 ... ... 125.6
[J2000]
... 4.77E+14 4.52 0.04 0.83 0.17 0.18 34 126
[J2000]
6 r (SDSS Exponential)
2007SDSS6.C...0000:
1.4039 (a) arcsec ... ... 0.784 (b/a) 0.007 ... ... 128.2
[J2000]
... 4.77E+14 2.81 0.01 0.78 0.22 0.24 38 128
[J2000]


Detailed Information for Each Entry

 No. 1
                                Published Units:                    Homogenized Units:

Reference Code                : 20032MASX.C.......:
Published Object Name         : 2MASX J12214431+2703255       
Frequency Targeted            : K_s (2MASS isophotal)         
Major Axis (2a)               : a = 11.4       arcsec               2a = 22.80 arcsec
Uncertainty                   : ...                                 ... 
Minor Axis (2b)               : ...                                 2b = 19.15 arcsec
Uncertainty                   : ...                                 ...
Axis Ratio                    : b/a = 0.840                         b/a = 0.84
Uncertainty                   : ...                                 ...
Ellipticity                   : ...                                 1 - b/a = 0.16
Uncertainty                   : ...                                 ...
Eccentricity                  : ...                                 [(a/b)2-1]/[(a/b)2+1] = 0.17
Uncertainty                   : ...                                 ...
Cos-1(b/a)                    : ...                                 33 deg
Position Angle [Equinox]      :  -65   deg [J2000]                  115 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          : 185.434692      27.057081    (J2000)
Qualifiers                    : From new, raw data
NED Comment                   :                                         

No. 2 Published Units: Homogenized Units: Reference Code : 20032MASX.C.......: Published Object Name : 2MASX J12214431+2703255 Frequency Targeted : K_s (2MASS "total") Major Axis (2a) : a = 21.9 arcsec 2a = 43.80 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 36.79 arcsec Uncertainty : ... ... Axis Ratio : b/a = 0.840 b/a = 0.84 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.16 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.17 Uncertainty : ... ... Cos-1(b/a) : ... 33 deg Position Angle [Equinox] : -65 deg [J2000] 115 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 : 185.434692 27.057081 (J2000) Qualifiers : From new, raw data NED Comment :
No. 3 Published Units: Homogenized Units: Reference Code : 2007SDSS6.C...0000: Published Object Name : SDSS J122144.32+270325.6 Frequency Targeted : r (SDSS Isophotal) Major Axis (2a) : a = 21.92 arcsec 2a = 43.85 arcsec Uncertainty : ... ... Minor Axis (2b) : b = 18.44 arcsec 2b = 36.89 arcsec Uncertainty : ... ... Axis Ratio : ... b/a = 0.84 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.16 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.17 Uncertainty : ... ... Cos-1(b/a) : ... 33 deg Position Angle [Equinox] : 117.8 deg [J2000] 118 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 : 185.4347047384 27.0571111125 (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 J122144.32+270325.6 Frequency Targeted : r (SDSS Petrosian) Major Axis (2a) : a = 6.06 arcsec 2a = 12.11 arcsec Uncertainty : 0.122 arcsec 0.24 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 : 185.4347047384 27.0571111125 (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 J122144.32+270325.6 Frequency Targeted : r (SDSS deVaucouleurs) Major Axis (2a) : a = 2.2601 arcsec 2a = 4.52 arcsec Uncertainty : 0.023 arcsec 0.04 arcsec Minor Axis (2b) : ... 2b = 3.76 arcsec Uncertainty : ... 0.00 Axis Ratio : b/a = 0.832 b/a = 0.83 Uncertainty : 0.007 0.01 Ellipticity : ... 1 - b/a = 0.17 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.18 Uncertainty : ... ... Cos-1(b/a) : ... 34 deg Position Angle [Equinox] : 125.6 deg [J2000] 126 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 : 185.4347047384 27.0571111125 (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 J122144.32+270325.6 Frequency Targeted : r (SDSS Exponential) Major Axis (2a) : a = 1.4039 arcsec 2a = 2.81 arcsec Uncertainty : 0.007 arcsec 0.01 arcsec Minor Axis (2b) : ... 2b = 2.20 arcsec Uncertainty : ... 0.00 Axis Ratio : b/a = 0.784 b/a = 0.78 Uncertainty : 0.006 0.01 Ellipticity : ... 1 - b/a = 0.22 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.24 Uncertainty : ... ... Cos-1(b/a) : ... 38 deg Position Angle [Equinox] : 128.2 deg [J2000] 128 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 : 185.4347047384 27.0571111125 (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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