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Date and Time of the Query: 2019-03-21 T15:14:13 PDT
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Diameter data point(s) for object NGC 3743

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.......:
14.2 (a) arcsec ... ... 0.920 (b/a) ... ... ... 5
[J2000]
20.0 K-mag arcsec^-2^ 1.38E+14 28.40 ... 0.92 0.08 0.08 23 5
[J2000]
2 K_s (2MASS "total")
20032MASX.C.......:
34.0 (a) arcsec ... ... 0.920 (b/a) ... ... ... 5
[J2000]
Diameter for "total" magnitude 1.38E+14 67.90 ... 0.92 0.08 0.08 23 5
[J2000]
3 r (SDSS Isophotal)
2007SDSS6.C...0000:
22.12 (a) arcsec 20.26 arcsec ... ... ... ... 169.5
[J2000]
25.0 mag arcsec^-2^ 4.77E+14 44.24 ... 0.92 0.08 0.09 24 170
[J2000]
4 r (SDSS Petrosian)
2007SDSS6.C...0000:
4.43 (a) arcsec ... ... ... 0.029 ... ... ... ... 4.77E+14 8.87 0.06 ... ... ... ... ...
5 r (SDSS deVaucouleurs)
2007SDSS6.C...0000:
2.2993 (a) arcsec ... ... 0.929 (b/a) 0.015 ... ... 9.1
[J2000]
... 4.77E+14 4.60 0.03 0.93 0.07 0.07 22 9
[J2000]
6 r (SDSS Exponential)
2007SDSS6.C...0000:
1.7774 (a) arcsec ... ... 0.889 (b/a) 0.006 ... ... 11.3
[J2000]
... 4.77E+14 3.56 0.01 0.89 0.11 0.12 27 11
[J2000]


Detailed Information for Each Entry

 No. 1
                                Published Units:                    Homogenized Units:

Reference Code                : 20032MASX.C.......:
Published Object Name         : 2MASX J11355731+2143217       
Frequency Targeted            : K_s (2MASS isophotal)         
Major Axis (2a)               : a = 14.2       arcsec               2a = 28.40 arcsec
Uncertainty                   : ...                                 ... 
Minor Axis (2b)               : ...                                 2b = 26.13 arcsec
Uncertainty                   : ...                                 ...
Axis Ratio                    : b/a = 0.920                         b/a = 0.92
Uncertainty                   : ...                                 ...
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]      :    5   deg [J2000]                  5 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          : 173.988892      21.722647    (J2000)
Qualifiers                    : From new, raw data
NED Comment                   :                                         

No. 2 Published Units: Homogenized Units: Reference Code : 20032MASX.C.......: Published Object Name : 2MASX J11355731+2143217 Frequency Targeted : K_s (2MASS "total") Major Axis (2a) : a = 34.0 arcsec 2a = 67.90 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 62.47 arcsec Uncertainty : ... ... Axis Ratio : b/a = 0.920 b/a = 0.92 Uncertainty : ... ... 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] : 5 deg [J2000] 5 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 : 173.988892 21.722647 (J2000) Qualifiers : From new, raw data NED Comment :
No. 3 Published Units: Homogenized Units: Reference Code : 2007SDSS6.C...0000: Published Object Name : SDSS J113557.36+214321.3 Frequency Targeted : r (SDSS Isophotal) Major Axis (2a) : a = 22.12 arcsec 2a = 44.24 arcsec Uncertainty : ... ... Minor Axis (2b) : b = 20.26 arcsec 2b = 40.52 arcsec Uncertainty : ... ... Axis Ratio : ... b/a = 0.92 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.08 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.09 Uncertainty : ... ... Cos-1(b/a) : ... 24 deg Position Angle [Equinox] : 169.5 deg [J2000] 170 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 : 173.9890017985 21.7226036780 (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 J113557.36+214321.3 Frequency Targeted : r (SDSS Petrosian) Major Axis (2a) : a = 4.43 arcsec 2a = 8.87 arcsec Uncertainty : 0.029 arcsec 0.06 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 : 173.9890017985 21.7226036780 (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 J113557.36+214321.3 Frequency Targeted : r (SDSS deVaucouleurs) Major Axis (2a) : a = 2.2993 arcsec 2a = 4.60 arcsec Uncertainty : 0.015 arcsec 0.03 arcsec Minor Axis (2b) : ... 2b = 4.27 arcsec Uncertainty : ... 0.00 Axis Ratio : b/a = 0.929 b/a = 0.93 Uncertainty : 0.005 0.01 Ellipticity : ... 1 - b/a = 0.07 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.07 Uncertainty : ... ... Cos-1(b/a) : ... 22 deg Position Angle [Equinox] : 9.1 deg [J2000] 9 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 : 173.9890017985 21.7226036780 (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 J113557.36+214321.3 Frequency Targeted : r (SDSS Exponential) Major Axis (2a) : a = 1.7774 arcsec 2a = 3.56 arcsec Uncertainty : 0.006 arcsec 0.01 arcsec Minor Axis (2b) : ... 2b = 3.16 arcsec Uncertainty : ... 0.00 Axis Ratio : b/a = 0.889 b/a = 0.89 Uncertainty : 0.004 0.00 Ellipticity : ... 1 - b/a = 0.11 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.12 Uncertainty : ... ... Cos-1(b/a) : ... 27 deg Position Angle [Equinox] : 11.3 deg [J2000] 11 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 : 173.9890017985 21.7226036780 (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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