NASA/IPAC EXTRAGALACTIC DATABASE
Date and Time of the Query: 2019-05-25 T06:35:37 PDT
Help | Comment | NED Home

Diameter data point(s) for object 3C 223

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.......:
5.0 (a) arcsec ... ... 1.000 (b/a) ... ... ... 90
[J2000]
20.0 K-mag arcsec^-2^ 1.38E+14 10.00 ... 1.00 0.00 0.00 0 90
[J2000]
2 K_s (2MASS "total")
20032MASX.C.......:
10.1 (a) arcsec ... ... 1.000 (b/a) ... ... ... 90
[J2000]
Diameter for "total" magnitude 1.38E+14 20.10 ... 1.00 0.00 0.00 0 90
[J2000]
3 1407 MHz
1969MNRAS.145...31M
292 arcsec ... ... ... ... ... ... 164
[B1950*]
... 1.41E+09 292.00 ... ... ... ... ... 164
[J2000]
4 r (SDSS Isophotal)
2005SDSS4.C...0000:
11.55 (a) arcsec 7.81 arcsec ... ... ... ... 59.1
[J2000]
25.0 mag arcsec^-2^ 4.77E+14 23.10 ... 0.68 0.32 0.37 47 59
[J2000]
5 r (SDSS Petrosian)
2005SDSS4.C...0000:
2.69 (a) arcsec ... ... ... 0.10 ... ... ... ... 4.77E+14 5.37 0.20 ... ... ... ... ...
6 r (SDSS de Vaucouleurs)
2005SDSS4.C...0000:
1.24 (a) arcsec ... ... 0.809 (b/a) 0.03 ... ... 57.2
[J2000]
... 4.77E+14 2.48 0.06 0.81 0.19 0.21 36 57
[J2000]
7 r (SDSS Exponential)
2005SDSS4.C...0000:
0.74 (a) arcsec ... ... 0.830 (b/a) 0.01 ... ... 55.6
[J2000]
... 4.77E+14 1.48 0.02 0.83 0.17 0.18 34 56
[J2000]
8 r (SDSS Isophotal)
2007SDSS6.C...0000:
11.55 (a) arcsec 7.81 arcsec ... ... ... ... 59.1
[J2000]
25.0 mag arcsec^-2^ 4.77E+14 23.10 ... 0.68 0.32 0.37 47 59
[J2000]
9 r (SDSS Petrosian)
2007SDSS6.C...0000:
2.69 (a) arcsec ... ... ... 0.098 ... ... ... ... 4.77E+14 5.38 0.20 ... ... ... ... ...
10 r (SDSS deVaucouleurs)
2007SDSS6.C...0000:
1.2410 (a) arcsec ... ... 0.809 (b/a) 0.031 ... ... 57.2
[J2000]
... 4.77E+14 2.48 0.06 0.81 0.19 0.21 36 57
[J2000]
11 r (SDSS Exponential)
2007SDSS6.C...0000:
0.7389 (a) arcsec ... ... 0.830 (b/a) 0.008 ... ... 55.6
[J2000]
... 4.77E+14 1.48 0.02 0.83 0.17 0.18 34 56
[J2000]


Detailed Information for Each Entry

 No. 1
                                Published Units:                    Homogenized Units:

Reference Code                : 20032MASX.C.......:
Published Object Name         : 2MASX J09395280+3553588       
Frequency Targeted            : K_s (2MASS isophotal)         
Major Axis (2a)               : a = 5.0        arcsec               2a = 10.00 arcsec
Uncertainty                   : ...                                 ... 
Minor Axis (2b)               : ...                                 2b = 10.00 arcsec
Uncertainty                   : ...                                 ...
Axis Ratio                    : b/a = 1.000                         b/a = 1.00
Uncertainty                   : ...                                 ...
Ellipticity                   : ...                                 1 - b/a = 0.00
Uncertainty                   : ...                                 ...
Eccentricity                  : ...                                 [(a/b)2-1]/[(a/b)2+1] = 0.00
Uncertainty                   : ...                                 ...
Cos-1(b/a)                    : ...                                 0 deg
Position Angle [Equinox]      :   90   deg [J2000]                  90 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          : 144.969925      35.899693    (J2000)
Qualifiers                    : From new, raw data
NED Comment                   :                                         

No. 2 Published Units: Homogenized Units: Reference Code : 20032MASX.C.......: Published Object Name : 2MASX J09395280+3553588 Frequency Targeted : K_s (2MASS "total") Major Axis (2a) : a = 10.1 arcsec 2a = 20.10 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 20.10 arcsec Uncertainty : ... ... Axis Ratio : b/a = 1.000 b/a = 1.00 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.00 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.00 Uncertainty : ... ... Cos-1(b/a) : ... 0 deg Position Angle [Equinox] : 90 deg [J2000] 90 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 : 144.969925 35.899693 (J2000) Qualifiers : From new, raw data NED Comment :
No. 3 Published Units: Homogenized Units: Reference Code : 1969MNRAS.145...31M Published Object Name : 3C 223 Frequency Targeted : 1407 MHz Major Axis (2a) : 292 arcsec 2a = 292.00 arcsec Uncertainty : ... ... Minor Axis (2b) : ... ... Uncertainty : ... ... Axis Ratio : ... ... Uncertainty : ... ... Ellipticity : ... ... Uncertainty : ... ... Eccentricity : ... ... Uncertainty : ... ... Cos-1(b/a) : ... ... Position Angle [Equinox] : 164 deg [B1950*] 164 deg [J2000] Uncertainty : ... ... Significance : No uncertainty reported Diameter Reference Level : ... Frequency : 1407 MHz 1.41E+09 Hz Frequency Mode : Broad-band detector (e.g. photographic plate) Measurement Mode Detector Type : Maps (e.g., 2MASS, VLA, Sloan) Fitting Technique : Eye estimate Measured Quantity : Separation for pairs Coordinates Targeted : Qualifiers : From new, raw data * : No epoch or equinox published; the value given is assumed by NED NED Comment : Peak-to-peak separation
No. 4 Published Units: Homogenized Units: Reference Code : 2005SDSS4.C...0000: Published Object Name : SDSS J093952.76+355358.9 Frequency Targeted : r (SDSS Isophotal) Major Axis (2a) : a = 11.55 arcsec 2a = 23.10 arcsec Uncertainty : ... ... Minor Axis (2b) : b = 7.81 arcsec 2b = 15.62 arcsec Uncertainty : ... ... Axis Ratio : ... b/a = 0.68 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.32 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.37 Uncertainty : ... ... Cos-1(b/a) : ... 47 deg Position Angle [Equinox] : 59.1 deg [J2000] 59 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 : 144.9698486 35.8997002 (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 J093952.76+355358.9 Frequency Targeted : r (SDSS Petrosian) Major Axis (2a) : a = 2.69 arcsec 2a = 5.37 arcsec Uncertainty : 0.10 arcsec 0.20 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 : 144.9698486 35.8997002 (J2000) Qualifiers : From new, raw data; DIA_MAJ or DIA_MIN modified from published data NED Comment :
No. 6 Published Units: Homogenized Units: Reference Code : 2005SDSS4.C...0000: Published Object Name : SDSS J093952.76+355358.9 Frequency Targeted : r (SDSS de Vaucouleurs) Major Axis (2a) : a = 1.24 arcsec 2a = 2.48 arcsec Uncertainty : 0.03 arcsec 0.06 arcsec Minor Axis (2b) : ... 2b = 2.01 arcsec Uncertainty : ... 0.00 Axis Ratio : b/a = 0.809 b/a = 0.81 Uncertainty : 0.016 0.02 Ellipticity : ... 1 - b/a = 0.19 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.21 Uncertainty : ... ... Cos-1(b/a) : ... 36 deg Position Angle [Equinox] : 57.2 deg [J2000] 57 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 : 144.9698486 35.8997002 (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 : 2005SDSS4.C...0000: Published Object Name : SDSS J093952.76+355358.9 Frequency Targeted : r (SDSS Exponential) Major Axis (2a) : a = 0.74 arcsec 2a = 1.48 arcsec Uncertainty : 0.01 arcsec 0.02 arcsec Minor Axis (2b) : ... 2b = 1.23 arcsec Uncertainty : ... 0.00 Axis Ratio : b/a = 0.830 b/a = 0.83 Uncertainty : 0.014 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] : 55.6 deg [J2000] 56 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 : 144.9698486 35.8997002 (J2000) Qualifiers : From new, raw data; DIA_MAJ or DIA_MIN modified from published data NED Comment : Effective (half-light) radius
No. 8 Published Units: Homogenized Units: Reference Code : 2007SDSS6.C...0000: Published Object Name : SDSS J093952.76+355358.9 Frequency Targeted : r (SDSS Isophotal) Major Axis (2a) : a = 11.55 arcsec 2a = 23.10 arcsec Uncertainty : ... ... Minor Axis (2b) : b = 7.81 arcsec 2b = 15.62 arcsec Uncertainty : ... ... Axis Ratio : ... b/a = 0.68 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.32 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.37 Uncertainty : ... ... Cos-1(b/a) : ... 47 deg Position Angle [Equinox] : 59.1 deg [J2000] 59 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 : 144.9698427828 35.8996997288 (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 J093952.76+355358.9 Frequency Targeted : r (SDSS Petrosian) Major Axis (2a) : a = 2.69 arcsec 2a = 5.38 arcsec Uncertainty : 0.098 arcsec 0.20 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 : 144.9698427828 35.8996997288 (J2000) Qualifiers : From new, raw data; DIA_MAJ or DIA_MIN modified from published data NED Comment :
No. 10 Published Units: Homogenized Units: Reference Code : 2007SDSS6.C...0000: Published Object Name : SDSS J093952.76+355358.9 Frequency Targeted : r (SDSS deVaucouleurs) Major Axis (2a) : a = 1.2410 arcsec 2a = 2.48 arcsec Uncertainty : 0.031 arcsec 0.06 arcsec Minor Axis (2b) : ... 2b = 2.01 arcsec Uncertainty : ... 0.00 Axis Ratio : b/a = 0.809 b/a = 0.81 Uncertainty : 0.016 0.02 Ellipticity : ... 1 - b/a = 0.19 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.21 Uncertainty : ... ... Cos-1(b/a) : ... 36 deg Position Angle [Equinox] : 57.2 deg [J2000] 57 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 : 144.9698427828 35.8996997288 (J2000) Qualifiers : From new, raw data; DIA_MAJ or DIA_MIN modified from published data NED Comment : Effective (half-light) radius
No. 11 Published Units: Homogenized Units: Reference Code : 2007SDSS6.C...0000: Published Object Name : SDSS J093952.76+355358.9 Frequency Targeted : r (SDSS Exponential) Major Axis (2a) : a = 0.7389 arcsec 2a = 1.48 arcsec Uncertainty : 0.008 arcsec 0.02 arcsec Minor Axis (2b) : ... 2b = 1.23 arcsec Uncertainty : ... 0.00 Axis Ratio : b/a = 0.830 b/a = 0.83 Uncertainty : 0.014 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] : 55.6 deg [J2000] 56 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 : 144.9698427828 35.8996997288 (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