NASA/IPAC EXTRAGALACTIC DATABASE
Date and Time of the Query: 2019-07-24 T00:18:25 PDT
Help | Comment | NED Home

Diameter data point(s) for object IC 3043

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.......:
11.5 (a) arcsec ... ... 0.340 (b/a) ... ... ... -5
[J2000]
20.0 K-mag arcsec^-2^ 1.38E+14 23.00 ... 0.34 0.66 0.79 70 175
[J2000]
2 K_s (2MASS "total")
20032MASX.C.......:
20.7 (a) arcsec ... ... 0.340 (b/a) ... ... ... -5
[J2000]
Diameter for "total" magnitude 1.38E+14 41.40 ... 0.34 0.66 0.79 70 175
[J2000]
3 r (SDSS Isophotal)
2004SDSS3.C...0000:
22.95 (a) arcsec 6.12 arcsec ... ... ... ... 168.0
[J2000]
25.0 mag arcsec^-2^ 4.77E+14 45.89 ... 0.27 0.73 0.87 75 168
[J2000]
4 r (SDSS Petrosian)
2004SDSS3.C...0000:
5.24 (a) arcsec ... ... ... 1.02 ... ... ... ... 4.77E+14 10.48 2.03 ... ... ... ... ...
5 r (SDSS de Vaucouleurs)
2004SDSS3.C...0000:
7.72 (a) arcsec ... ... 0.234 (b/a) 0.09 ... ... 172.9
[J2000]
... 4.77E+14 15.44 0.19 0.23 0.77 0.90 76 173
[J2000]
6 r (SDSS Exponential)
2004SDSS3.C...0000:
3.48 (a) arcsec ... ... 0.212 (b/a) 0.02 ... ... 173.0
[J2000]
... 4.77E+14 6.96 0.04 0.21 0.79 0.91 78 173
[J2000]
7 r (SDSS Isophotal)
2007SDSS6.C...0000:
22.95 (a) arcsec 6.12 arcsec ... ... ... ... 168.0
[J2000]
25.0 mag arcsec^-2^ 4.77E+14 45.89 ... 0.27 0.73 0.87 75 168
[J2000]
8 r (SDSS Petrosian)
2007SDSS6.C...0000:
5.24 (a) arcsec ... ... ... 1.016 ... ... ... ... 4.77E+14 10.48 2.03 ... ... ... ... ...
9 r (SDSS deVaucouleurs)
2007SDSS6.C...0000:
7.7179 (a) arcsec ... ... 0.234 (b/a) 0.093 ... ... 172.9
[J2000]
... 4.77E+14 15.44 0.19 0.23 0.77 0.90 76 173
[J2000]
10 r (SDSS Exponential)
2007SDSS6.C...0000:
3.4809 (a) arcsec ... ... 0.212 (b/a) 0.022 ... ... 173.0
[J2000]
... 4.77E+14 6.96 0.04 0.21 0.79 0.91 78 173
[J2000]


Detailed Information for Each Entry

 No. 1
                                Published Units:                    Homogenized Units:

Reference Code                : 20032MASX.C.......:
Published Object Name         : 2MASX J12124717+1000345       
Frequency Targeted            : K_s (2MASS isophotal)         
Major Axis (2a)               : a = 11.5       arcsec               2a = 23.00 arcsec
Uncertainty                   : ...                                 ... 
Minor Axis (2b)               : ...                                 2b = 7.82 arcsec
Uncertainty                   : ...                                 ...
Axis Ratio                    : b/a = 0.340                         b/a = 0.34
Uncertainty                   : ...                                 ...
Ellipticity                   : ...                                 1 - b/a = 0.66
Uncertainty                   : ...                                 ...
Eccentricity                  : ...                                 [(a/b)2-1]/[(a/b)2+1] = 0.79
Uncertainty                   : ...                                 ...
Cos-1(b/a)                    : ...                                 70 deg
Position Angle [Equinox]      :   -5   deg [J2000]                  175 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          : 183.196640      10.009653    (J2000)
Qualifiers                    : From new, raw data
NED Comment                   :                                         

No. 2 Published Units: Homogenized Units: Reference Code : 20032MASX.C.......: Published Object Name : 2MASX J12124717+1000345 Frequency Targeted : K_s (2MASS "total") Major Axis (2a) : a = 20.7 arcsec 2a = 41.40 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 14.08 arcsec Uncertainty : ... ... Axis Ratio : b/a = 0.340 b/a = 0.34 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.66 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.79 Uncertainty : ... ... Cos-1(b/a) : ... 70 deg Position Angle [Equinox] : -5 deg [J2000] 175 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 : 183.196640 10.009653 (J2000) Qualifiers : From new, raw data NED Comment :
No. 3 Published Units: Homogenized Units: Reference Code : 2004SDSS3.C...0000: Published Object Name : SDSS J121247.18+100034.8 Frequency Targeted : r (SDSS Isophotal) Major Axis (2a) : a = 22.95 arcsec 2a = 45.89 arcsec Uncertainty : ... ... Minor Axis (2b) : b = 6.12 arcsec 2b = 12.24 arcsec Uncertainty : ... ... Axis Ratio : ... b/a = 0.27 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.73 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.87 Uncertainty : ... ... Cos-1(b/a) : ... 75 deg Position Angle [Equinox] : 168.0 deg [J2000] 168 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 : 183.1965790 10.0096703 (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 : 2004SDSS3.C...0000: Published Object Name : SDSS J121247.18+100034.8 Frequency Targeted : r (SDSS Petrosian) Major Axis (2a) : a = 5.24 arcsec 2a = 10.48 arcsec Uncertainty : 1.02 arcsec 2.03 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 : 183.1965790 10.0096703 (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 : 2004SDSS3.C...0000: Published Object Name : SDSS J121247.18+100034.8 Frequency Targeted : r (SDSS de Vaucouleurs) Major Axis (2a) : a = 7.72 arcsec 2a = 15.44 arcsec Uncertainty : 0.09 arcsec 0.19 arcsec Minor Axis (2b) : ... 2b = 3.61 arcsec Uncertainty : ... 0.00 Axis Ratio : b/a = 0.234 b/a = 0.23 Uncertainty : 0.003 0.00 Ellipticity : ... 1 - b/a = 0.77 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.90 Uncertainty : ... ... Cos-1(b/a) : ... 76 deg Position Angle [Equinox] : 172.9 deg [J2000] 173 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 : 183.1965790 10.0096703 (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 : 2004SDSS3.C...0000: Published Object Name : SDSS J121247.18+100034.8 Frequency Targeted : r (SDSS Exponential) Major Axis (2a) : a = 3.48 arcsec 2a = 6.96 arcsec Uncertainty : 0.02 arcsec 0.04 arcsec Minor Axis (2b) : ... 2b = 1.48 arcsec Uncertainty : ... 0.00 Axis Ratio : b/a = 0.212 b/a = 0.21 Uncertainty : 0.002 0.00 Ellipticity : ... 1 - b/a = 0.79 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.91 Uncertainty : ... ... Cos-1(b/a) : ... 78 deg Position Angle [Equinox] : 173.0 deg [J2000] 173 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 : 183.1965790 10.0096703 (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 J121247.18+100034.8 Frequency Targeted : r (SDSS Isophotal) Major Axis (2a) : a = 22.95 arcsec 2a = 45.89 arcsec Uncertainty : ... ... Minor Axis (2b) : b = 6.12 arcsec 2b = 12.24 arcsec Uncertainty : ... ... Axis Ratio : ... b/a = 0.27 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.73 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.87 Uncertainty : ... ... Cos-1(b/a) : ... 75 deg Position Angle [Equinox] : 168.0 deg [J2000] 168 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 : 183.1965834601 10.0096708767 (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 J121247.18+100034.8 Frequency Targeted : r (SDSS Petrosian) Major Axis (2a) : a = 5.24 arcsec 2a = 10.48 arcsec Uncertainty : 1.016 arcsec 2.03 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 : 183.1965834601 10.0096708767 (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 J121247.18+100034.8 Frequency Targeted : r (SDSS deVaucouleurs) Major Axis (2a) : a = 7.7179 arcsec 2a = 15.44 arcsec Uncertainty : 0.093 arcsec 0.19 arcsec Minor Axis (2b) : ... 2b = 3.61 arcsec Uncertainty : ... 0.00 Axis Ratio : b/a = 0.234 b/a = 0.23 Uncertainty : 0.003 0.00 Ellipticity : ... 1 - b/a = 0.77 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.90 Uncertainty : ... ... Cos-1(b/a) : ... 76 deg Position Angle [Equinox] : 172.9 deg [J2000] 173 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 : 183.1965834601 10.0096708767 (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 J121247.18+100034.8 Frequency Targeted : r (SDSS Exponential) Major Axis (2a) : a = 3.4809 arcsec 2a = 6.96 arcsec Uncertainty : 0.022 arcsec 0.04 arcsec Minor Axis (2b) : ... 2b = 1.48 arcsec Uncertainty : ... 0.00 Axis Ratio : b/a = 0.212 b/a = 0.21 Uncertainty : 0.002 0.00 Ellipticity : ... 1 - b/a = 0.79 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.91 Uncertainty : ... ... Cos-1(b/a) : ... 78 deg Position Angle [Equinox] : 173.0 deg [J2000] 173 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 : 183.1965834601 10.0096708767 (J2000) Qualifiers : From new, raw data; DIA_MAJ or DIA_MIN modified from published data NED Comment : Effective (half-light) radius

Back to NED Home