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Date and Time of the Query: 2019-03-18 T22:55:20 PDT
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Diameter data point(s) for object NGC 3069

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.......:
21.2 (a) arcsec ... ... 0.380 (b/a) ... ... ... -10
[J2000]
20.0 K-mag arcsec^-2^ 1.38E+14 42.40 ... 0.38 0.62 0.75 68 170
[J2000]
2 K_s (2MASS "total")
20032MASX.C.......:
34.0 (a) arcsec ... ... 0.380 (b/a) ... ... ... -10
[J2000]
Diameter for "total" magnitude 1.38E+14 68.00 ... 0.38 0.62 0.75 68 170
[J2000]
3 POSS1 103a-O
1963MCG3..C...0000V
0.60 arcmin 0.25 arcmin ... ... ... ... ... Very high surface brightness 7.40E+14 36.00 ... 0.42 0.58 0.70 65 ...
4 RC3 D_25, R_25 (blue)
1991RC3.9.C...0000d
0.90 log(2a) + 1 ... ... 0.35
log(a/b)
0.17 ... ... ... 25.0 B-mag arcsec^-2^ 6.81E+14 47.70 22.80 0.45 0.55 0.67 63 ...
5 RC3 D_0 (blue)
1991RC3.9.C...0000d
0.85 log(2a) + 1 ... ... ... ... ... ... ... 25.0 B-mag arcsec^-2^ 6.81E+14 42.50 ... ... ... ... ... ...
6 r (SDSS Isophotal)
2005SDSS4.C...0000:
28.44 (a) arcsec 13.05 arcsec ... ... ... ... 165.5
[J2000]
25.0 mag arcsec^-2^ 4.77E+14 56.88 ... 0.46 0.54 0.65 63 166
[J2000]
7 r (SDSS Petrosian)
2005SDSS4.C...0000:
4.28 (a) arcsec ... ... ... 0.67 ... ... ... ... 4.77E+14 8.57 1.34 ... ... ... ... ...
8 r (SDSS de Vaucouleurs)
2005SDSS4.C...0000:
3.06 (a) arcsec ... ... 0.400 (b/a) 0.03 ... ... 169.3
[J2000]
... 4.77E+14 6.13 0.05 0.40 0.60 0.72 66 169
[J2000]
9 r (SDSS Exponential)
2005SDSS4.C...0000:
2.30 (a) arcsec ... ... 0.373 (b/a) 0.01 ... ... 170.1
[J2000]
... 4.77E+14 4.59 0.02 0.37 0.63 0.76 68 170
[J2000]
10 r (SDSS Isophotal)
2007SDSS6.C...0000:
28.44 (a) arcsec 13.05 arcsec ... ... ... ... 165.5
[J2000]
25.0 mag arcsec^-2^ 4.77E+14 56.88 ... 0.46 0.54 0.65 63 166
[J2000]
11 r (SDSS Petrosian)
2007SDSS6.C...0000:
4.28 (a) arcsec ... ... ... 0.669 ... ... ... ... 4.77E+14 8.57 1.34 ... ... ... ... ...
12 r (SDSS deVaucouleurs)
2007SDSS6.C...0000:
3.0639 (a) arcsec ... ... 0.400 (b/a) 0.025 ... ... 169.3
[J2000]
... 4.77E+14 6.13 0.05 0.40 0.60 0.72 66 169
[J2000]
13 r (SDSS Exponential)
2007SDSS6.C...0000:
2.2963 (a) arcsec ... ... 0.373 (b/a) 0.010 ... ... 170.1
[J2000]
... 4.77E+14 4.59 0.02 0.37 0.63 0.76 68 170
[J2000]


Detailed Information for Each Entry

 No. 1
                                Published Units:                    Homogenized Units:

Reference Code                : 20032MASX.C.......:
Published Object Name         : 2MASX J09575667+1025562       
Frequency Targeted            : K_s (2MASS isophotal)         
Major Axis (2a)               : a = 21.2       arcsec               2a = 42.40 arcsec
Uncertainty                   : ...                                 ... 
Minor Axis (2b)               : ...                                 2b = 16.11 arcsec
Uncertainty                   : ...                                 ...
Axis Ratio                    : b/a = 0.380                         b/a = 0.38
Uncertainty                   : ...                                 ...
Ellipticity                   : ...                                 1 - b/a = 0.62
Uncertainty                   : ...                                 ...
Eccentricity                  : ...                                 [(a/b)2-1]/[(a/b)2+1] = 0.75
Uncertainty                   : ...                                 ...
Cos-1(b/a)                    : ...                                 68 deg
Position Angle [Equinox]      :  -10   deg [J2000]                  170 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          : 149.486221      10.432351    (J2000)
Qualifiers                    : From new, raw data
NED Comment                   :                                         

No. 2 Published Units: Homogenized Units: Reference Code : 20032MASX.C.......: Published Object Name : 2MASX J09575667+1025562 Frequency Targeted : K_s (2MASS "total") Major Axis (2a) : a = 34.0 arcsec 2a = 68.00 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 25.84 arcsec Uncertainty : ... ... Axis Ratio : b/a = 0.380 b/a = 0.38 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.62 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.75 Uncertainty : ... ... Cos-1(b/a) : ... 68 deg Position Angle [Equinox] : -10 deg [J2000] 170 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 : 149.486221 10.432351 (J2000) Qualifiers : From new, raw data NED Comment :
No. 3 Published Units: Homogenized Units: Reference Code : 1963MCG3..C...0000V Published Object Name : MCG +02-26-005 Frequency Targeted : POSS1 103a-O Major Axis (2a) : 0.60 arcmin 2a = 36.00 arcsec Uncertainty : ... ... Minor Axis (2b) : 2b = 0.25 arcmin 2b = 15.00 arcsec Uncertainty : ... ... Axis Ratio : ... b/a = 0.42 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.58 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.70 Uncertainty : ... ... Cos-1(b/a) : ... 65 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 : 095518 +1041 (B1950) Qualifiers : From new, raw data NED Comment :
No. 4 Published Units: Homogenized Units: Reference Code : 1991RC3.9.C...0000d Published Object Name : MCG +02-26-005 Frequency Targeted : RC3 D_25, R_25 (blue) Major Axis (2a) : log(2a) + 1 = 0.90 2a = 47.70 arcsec Uncertainty : 0.17 22.80 arcsec Minor Axis (2b) : ... 2b = 21.32 arcsec Uncertainty : ... ... Axis Ratio : log(a/b) = 0.35 b/a = 0.45 Uncertainty : 0.07 0.08 Ellipticity : ... 1 - b/a = 0.55 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.67 Uncertainty : ... ... Cos-1(b/a) : ... 63 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 : 095754.0 +102600. (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 +02-26-005 Frequency Targeted : RC3 D_0 (blue) Major Axis (2a) : log(2a) + 1 = 0.85 2a = 42.50 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 : 095754.0 +102600. (J2000) Qualifiers : Homogenized from previously published data NED Comment : Extinction and inclination corrected.
No. 6 Published Units: Homogenized Units: Reference Code : 2005SDSS4.C...0000: Published Object Name : SDSS J095756.70+102556.8 Frequency Targeted : r (SDSS Isophotal) Major Axis (2a) : a = 28.44 arcsec 2a = 56.88 arcsec Uncertainty : ... ... Minor Axis (2b) : b = 13.05 arcsec 2b = 26.10 arcsec Uncertainty : ... ... Axis Ratio : ... b/a = 0.46 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.54 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.65 Uncertainty : ... ... Cos-1(b/a) : ... 63 deg Position Angle [Equinox] : 165.5 deg [J2000] 166 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 : 149.4862518 10.4324446 (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 : 2005SDSS4.C...0000: Published Object Name : SDSS J095756.70+102556.8 Frequency Targeted : r (SDSS Petrosian) Major Axis (2a) : a = 4.28 arcsec 2a = 8.57 arcsec Uncertainty : 0.67 arcsec 1.34 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 : 149.4862518 10.4324446 (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 : 2005SDSS4.C...0000: Published Object Name : SDSS J095756.70+102556.8 Frequency Targeted : r (SDSS de Vaucouleurs) Major Axis (2a) : a = 3.06 arcsec 2a = 6.13 arcsec Uncertainty : 0.03 arcsec 0.05 arcsec Minor Axis (2b) : ... 2b = 2.45 arcsec Uncertainty : ... 0.00 Axis Ratio : b/a = 0.400 b/a = 0.40 Uncertainty : 0.003 0.00 Ellipticity : ... 1 - b/a = 0.60 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.72 Uncertainty : ... ... Cos-1(b/a) : ... 66 deg Position Angle [Equinox] : 169.3 deg [J2000] 169 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 : 149.4862518 10.4324446 (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 : 2005SDSS4.C...0000: Published Object Name : SDSS J095756.70+102556.8 Frequency Targeted : r (SDSS Exponential) Major Axis (2a) : a = 2.30 arcsec 2a = 4.59 arcsec Uncertainty : 0.01 arcsec 0.02 arcsec Minor Axis (2b) : ... 2b = 1.71 arcsec Uncertainty : ... 0.00 Axis Ratio : b/a = 0.373 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] : 170.1 deg [J2000] 170 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 : 149.4862518 10.4324446 (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 J095756.70+102556.8 Frequency Targeted : r (SDSS Isophotal) Major Axis (2a) : a = 28.44 arcsec 2a = 56.88 arcsec Uncertainty : ... ... Minor Axis (2b) : b = 13.05 arcsec 2b = 26.10 arcsec Uncertainty : ... ... Axis Ratio : ... b/a = 0.46 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.54 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.65 Uncertainty : ... ... Cos-1(b/a) : ... 63 deg Position Angle [Equinox] : 165.5 deg [J2000] 166 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 : 149.4862562303 10.4324446323 (J2000) Qualifiers : From new, raw data; DIA_MAJ or DIA_MIN modified from published data NED Comment :
No. 11 Published Units: Homogenized Units: Reference Code : 2007SDSS6.C...0000: Published Object Name : SDSS J095756.70+102556.8 Frequency Targeted : r (SDSS Petrosian) Major Axis (2a) : a = 4.28 arcsec 2a = 8.57 arcsec Uncertainty : 0.669 arcsec 1.34 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 : 149.4862562303 10.4324446323 (J2000) Qualifiers : From new, raw data; DIA_MAJ or DIA_MIN modified from published data NED Comment :
No. 12 Published Units: Homogenized Units: Reference Code : 2007SDSS6.C...0000: Published Object Name : SDSS J095756.70+102556.8 Frequency Targeted : r (SDSS deVaucouleurs) Major Axis (2a) : a = 3.0639 arcsec 2a = 6.13 arcsec Uncertainty : 0.025 arcsec 0.05 arcsec Minor Axis (2b) : ... 2b = 2.45 arcsec Uncertainty : ... 0.00 Axis Ratio : b/a = 0.400 b/a = 0.40 Uncertainty : 0.003 0.00 Ellipticity : ... 1 - b/a = 0.60 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.72 Uncertainty : ... ... Cos-1(b/a) : ... 66 deg Position Angle [Equinox] : 169.3 deg [J2000] 169 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 : 149.4862562303 10.4324446323 (J2000) Qualifiers : From new, raw data; DIA_MAJ or DIA_MIN modified from published data NED Comment : Effective (half-light) radius
No. 13 Published Units: Homogenized Units: Reference Code : 2007SDSS6.C...0000: Published Object Name : SDSS J095756.70+102556.8 Frequency Targeted : r (SDSS Exponential) Major Axis (2a) : a = 2.2963 arcsec 2a = 4.59 arcsec Uncertainty : 0.010 arcsec 0.02 arcsec Minor Axis (2b) : ... 2b = 1.71 arcsec Uncertainty : ... 0.00 Axis Ratio : b/a = 0.373 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] : 170.1 deg [J2000] 170 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 : 149.4862562303 10.4324446323 (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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