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Date and Time of the Query: 2019-08-22 T12:21:34 PDT
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Diameter data point(s) for object NGC 3083

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.......:
31.8 (a) arcsec ... ... 0.360 (b/a) ... ... ... 50
[J2000]
20.0 K-mag arcsec^-2^ 1.38E+14 63.60 ... 0.36 0.64 0.77 69 50
[J2000]
2 K_s (2MASS "total")
20032MASX.C.......:
47.8 (a) arcsec ... ... 0.360 (b/a) ... ... ... 50
[J2000]
Diameter for "total" magnitude 1.38E+14 95.50 ... 0.36 0.64 0.77 69 50
[J2000]
3 POSS1 103a-O
1963MCG3..C...0000V
0.80 arcmin 0.25 arcmin ... ... ... ... ... Very high surface brightness 7.40E+14 48.00 ... 0.31 0.69 0.82 72 ...
4 RC3 D_25, R_25 (blue)
1991RC3.9.C...0000d
1.01 log(2a) + 1 ... ... 0.46
log(a/b)
0.07 ... ... ... 25.0 B-mag arcsec^-2^ 6.81E+14 61.40 10.70 0.35 0.65 0.79 70 ...
5 RC3 D_0 (blue)
1991RC3.9.C...0000d
1.02 log(2a) + 1 ... ... ... ... ... ... ... 25.0 B-mag arcsec^-2^ 6.81E+14 62.80 ... ... ... ... ... ...
6 r (SDSS Isophotal)
2007SDSS6.C...0000:
40.17 (a) arcsec 15.75 arcsec ... ... ... ... 49.2
[J2000]
25.0 mag arcsec^-2^ 4.77E+14 80.34 ... 0.39 0.61 0.73 67 49
[J2000]
7 r (SDSS Petrosian)
2007SDSS6.C...0000:
7.30 (a) arcsec ... ... ... 0.927 ... ... ... ... 4.77E+14 14.60 1.85 ... ... ... ... ...
8 r (SDSS deVaucouleurs)
2007SDSS6.C...0000:
4.7209 (a) arcsec ... ... 0.371 (b/a) 0.035 ... ... 51.6
[J2000]
... 4.77E+14 9.44 0.07 0.37 0.63 0.76 68 52
[J2000]
9 r (SDSS Exponential)
2007SDSS6.C...0000:
3.0118 (a) arcsec ... ... 0.426 (b/a) 0.014 ... ... 50.3
[J2000]
... 4.77E+14 6.02 0.03 0.43 0.57 0.69 65 50
[J2000]


Detailed Information for Each Entry

 No. 1
                                Published Units:                    Homogenized Units:

Reference Code                : 20032MASX.C.......:
Published Object Name         : 2MASX J09594966-0252383       
Frequency Targeted            : K_s (2MASS isophotal)         
Major Axis (2a)               : a = 31.8       arcsec               2a = 63.60 arcsec
Uncertainty                   : ...                                 ... 
Minor Axis (2b)               : ...                                 2b = 22.90 arcsec
Uncertainty                   : ...                                 ...
Axis Ratio                    : b/a = 0.360                         b/a = 0.36
Uncertainty                   : ...                                 ...
Ellipticity                   : ...                                 1 - b/a = 0.64
Uncertainty                   : ...                                 ...
Eccentricity                  : ...                                 [(a/b)2-1]/[(a/b)2+1] = 0.77
Uncertainty                   : ...                                 ...
Cos-1(b/a)                    : ...                                 69 deg
Position Angle [Equinox]      :   50   deg [J2000]                  50 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          : 149.956970      -2.877379    (J2000)
Qualifiers                    : From new, raw data
NED Comment                   :                                         

No. 2 Published Units: Homogenized Units: Reference Code : 20032MASX.C.......: Published Object Name : 2MASX J09594966-0252383 Frequency Targeted : K_s (2MASS "total") Major Axis (2a) : a = 47.8 arcsec 2a = 95.50 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 34.38 arcsec Uncertainty : ... ... Axis Ratio : b/a = 0.360 b/a = 0.36 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.64 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.77 Uncertainty : ... ... Cos-1(b/a) : ... 69 deg Position Angle [Equinox] : 50 deg [J2000] 50 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 : 149.956970 -2.877379 (J2000) Qualifiers : From new, raw data NED Comment :
No. 3 Published Units: Homogenized Units: Reference Code : 1963MCG3..C...0000V Published Object Name : MCG +00-26-002 Frequency Targeted : POSS1 103a-O Major Axis (2a) : 0.80 arcmin 2a = 48.00 arcsec Uncertainty : ... ... Minor Axis (2b) : 2b = 0.25 arcmin 2b = 15.00 arcsec Uncertainty : ... ... Axis Ratio : ... b/a = 0.31 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.69 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.82 Uncertainty : ... ... Cos-1(b/a) : ... 72 deg Position Angle [Equinox] : ... ... Uncertainty : ... ... Significance : No uncertainty reported Diameter Reference Level : Very high surface brightness Frequency : 4050 A 7.40E+14 Hz Frequency Mode : Broad-band detector (e.g. photographic plate) Measurement Mode Detector Type : Photographic plate, print, or film Fitting Technique : Eye estimate Measured Quantity : "Outer" diameter Coordinates Targeted : 095718 -0238 (B1950) Qualifiers : From new, raw data NED Comment :
No. 4 Published Units: Homogenized Units: Reference Code : 1991RC3.9.C...0000d Published Object Name : MCG +00-26-002 Frequency Targeted : RC3 D_25, R_25 (blue) Major Axis (2a) : log(2a) + 1 = 1.01 2a = 61.40 arcsec Uncertainty : 0.07 10.70 arcsec Minor Axis (2b) : ... 2b = 21.31 arcsec Uncertainty : ... ... Axis Ratio : log(a/b) = 0.46 b/a = 0.35 Uncertainty : 0.05 0.04 Ellipticity : ... 1 - b/a = 0.65 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.79 Uncertainty : ... ... Cos-1(b/a) : ... 70 deg Position Angle [Equinox] : ... ... Uncertainty : ... ... Significance : Mean error Diameter Reference Level : 25.0 B-mag arcsec^-2^ Frequency : 4400 A 6.81E+14 Hz Frequency Mode : Broad-band detector (e.g. photographic plate) Measurement Mode Detector Type : Photographic plate, print, or film Fitting Technique : Eye estimate Measured Quantity : Isophotal diameter Coordinates Targeted : 095949.7 -025241. (J2000) Qualifiers : Homogenized from previously published data NED Comment :
No. 5 Published Units: Homogenized Units: Reference Code : 1991RC3.9.C...0000d Published Object Name : MCG +00-26-002 Frequency Targeted : RC3 D_0 (blue) Major Axis (2a) : log(2a) + 1 = 1.02 2a = 62.80 arcsec Uncertainty : ... ... Minor Axis (2b) : ... ... Uncertainty : ... ... Axis Ratio : ... ... Uncertainty : ... ... Ellipticity : ... ... Uncertainty : ... ... Eccentricity : ... ... Uncertainty : ... ... Cos-1(b/a) : ... ... Position Angle [Equinox] : ... ... Uncertainty : ... ... Significance : No uncertainty reported Diameter Reference Level : 25.0 B-mag arcsec^-2^ Frequency : 4400 A 6.81E+14 Hz Frequency Mode : Broad-band detector (e.g. photographic plate) Measurement Mode Detector Type : Photographic plate, print, or film Fitting Technique : Eye estimate Measured Quantity : Isophotal diameter Coordinates Targeted : 095949.7 -025241. (J2000) Qualifiers : Homogenized from previously published data NED Comment : Extinction and inclination corrected.
No. 6 Published Units: Homogenized Units: Reference Code : 2007SDSS6.C...0000: Published Object Name : SDSS J095949.67-025238.9 Frequency Targeted : r (SDSS Isophotal) Major Axis (2a) : a = 40.17 arcsec 2a = 80.34 arcsec Uncertainty : ... ... Minor Axis (2b) : b = 15.75 arcsec 2b = 31.50 arcsec Uncertainty : ... ... Axis Ratio : ... b/a = 0.39 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.61 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.73 Uncertainty : ... ... Cos-1(b/a) : ... 67 deg Position Angle [Equinox] : 49.2 deg [J2000] 49 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 : 149.9569779158 -2.8774845080 (J2000) Qualifiers : From new, raw data; DIA_MAJ or DIA_MIN modified from published data NED Comment :
No. 7 Published Units: Homogenized Units: Reference Code : 2007SDSS6.C...0000: Published Object Name : SDSS J095949.67-025238.9 Frequency Targeted : r (SDSS Petrosian) Major Axis (2a) : a = 7.30 arcsec 2a = 14.60 arcsec Uncertainty : 0.927 arcsec 1.85 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 : 149.9569779158 -2.8774845080 (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 J095949.67-025238.9 Frequency Targeted : r (SDSS deVaucouleurs) Major Axis (2a) : a = 4.7209 arcsec 2a = 9.44 arcsec Uncertainty : 0.035 arcsec 0.07 arcsec Minor Axis (2b) : ... 2b = 3.50 arcsec Uncertainty : ... 0.00 Axis Ratio : b/a = 0.371 b/a = 0.37 Uncertainty : 0.002 0.00 Ellipticity : ... 1 - b/a = 0.63 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.76 Uncertainty : ... ... Cos-1(b/a) : ... 68 deg Position Angle [Equinox] : 51.6 deg [J2000] 52 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 : 149.9569779158 -2.8774845080 (J2000) Qualifiers : From new, raw data; DIA_MAJ or DIA_MIN modified from published data NED Comment : Effective (half-light) radius
No. 9 Published Units: Homogenized Units: Reference Code : 2007SDSS6.C...0000: Published Object Name : SDSS J095949.67-025238.9 Frequency Targeted : r (SDSS Exponential) Major Axis (2a) : a = 3.0118 arcsec 2a = 6.02 arcsec Uncertainty : 0.014 arcsec 0.03 arcsec Minor Axis (2b) : ... 2b = 2.57 arcsec Uncertainty : ... 0.00 Axis Ratio : b/a = 0.426 b/a = 0.43 Uncertainty : 0.002 0.00 Ellipticity : ... 1 - b/a = 0.57 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.69 Uncertainty : ... ... Cos-1(b/a) : ... 65 deg Position Angle [Equinox] : 50.3 deg [J2000] 50 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 : 149.9569779158 -2.8774845080 (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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