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Date and Time of the Query: 2019-06-25 T05:44:21 PDT
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Diameter data point(s) for object IC 0767

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.......:
13.0 (a) arcsec ... ... 0.780 (b/a) ... ... ... 80
[J2000]
20.0 K-mag arcsec^-2^ 1.38E+14 26.00 ... 0.78 0.22 0.24 39 80
[J2000]
2 K_s (2MASS "total")
20032MASX.C.......:
28.1 (a) arcsec ... ... 0.780 (b/a) ... ... ... 80
[J2000]
Diameter for "total" magnitude 1.38E+14 56.30 ... 0.78 0.22 0.24 39 80
[J2000]
3 POSS1 103a-O
1963MCG3..C...0000V
0.30 arcmin 0.10 arcmin ... ... ... ... ... Very high surface brightness 7.40E+14 18.00 ... 0.33 0.67 0.80 71 ...
4 POSS1 103a-O
1963MCG3..C...0000V
0.60 arcmin 0.50 arcmin ... ... ... ... ... Low surface brightness 7.40E+14 36.00 ... 0.83 0.17 0.18 34 ...
5 RC3 D_25, R_25 (blue)
1991RC3.9.C...0000d
0.84 log(2a) + 1 ... ... 0.13
log(a/b)
0.10 ... ... ... 25.0 B-mag arcsec^-2^ 6.81E+14 41.50 10.70 0.74 0.26 0.29 42 ...
6 RC3 D_0 (blue)
1991RC3.9.C...0000d
0.80 log(2a) + 1 ... ... ... ... ... ... ... 25.0 B-mag arcsec^-2^ 6.81E+14 37.90 ... ... ... ... ... ...
7 r (SDSS Isophotal)
2005SDSS4.C...0000:
30.15 (a) arcsec 21.31 arcsec ... ... ... ... 78.5
[J2000]
25.0 mag arcsec^-2^ 4.77E+14 60.29 ... 0.71 0.29 0.33 45 79
[J2000]
8 r (SDSS Petrosian)
2005SDSS4.C...0000:
4.35 (a) arcsec ... ... ... 0.10 ... ... ... ... 4.77E+14 8.69 0.21 ... ... ... ... ...
9 r (SDSS de Vaucouleurs)
2005SDSS4.C...0000:
2.64 (a) arcsec ... ... 0.758 (b/a) 0.01 ... ... 75.9
[J2000]
... 4.77E+14 5.29 0.02 0.76 0.24 0.27 41 76
[J2000]
10 r (SDSS Exponential)
2005SDSS4.C...0000:
1.88 (a) arcsec ... ... 0.784 (b/a) 0.01 ... ... 75.5
[J2000]
... 4.77E+14 3.77 0.01 0.78 0.22 0.24 38 76
[J2000]
11 r (SDSS Isophotal)
2007SDSS6.C...0000:
30.15 (a) arcsec 21.31 arcsec ... ... ... ... 78.5
[J2000]
25.0 mag arcsec^-2^ 4.77E+14 60.29 ... 0.71 0.29 0.33 45 79
[J2000]
12 r (SDSS Petrosian)
2007SDSS6.C...0000:
4.35 (a) arcsec ... ... ... 0.104 ... ... ... ... 4.77E+14 8.69 0.21 ... ... ... ... ...
13 r (SDSS deVaucouleurs)
2007SDSS6.C...0000:
2.6435 (a) arcsec ... ... 0.758 (b/a) 0.012 ... ... 75.9
[J2000]
... 4.77E+14 5.29 0.02 0.76 0.24 0.27 41 76
[J2000]
14 r (SDSS Exponential)
2007SDSS6.C...0000:
1.8846 (a) arcsec ... ... 0.784 (b/a) 0.006 ... ... 75.5
[J2000]
... 4.77E+14 3.77 0.01 0.78 0.22 0.24 38 76
[J2000]


Detailed Information for Each Entry

 No. 1
                                Published Units:                    Homogenized Units:

Reference Code                : 20032MASX.C.......:
Published Object Name         : 2MASX J12110275+1206139       
Frequency Targeted            : K_s (2MASS isophotal)         
Major Axis (2a)               : a = 13.0       arcsec               2a = 26.00 arcsec
Uncertainty                   : ...                                 ... 
Minor Axis (2b)               : ...                                 2b = 20.28 arcsec
Uncertainty                   : ...                                 ...
Axis Ratio                    : b/a = 0.780                         b/a = 0.78
Uncertainty                   : ...                                 ...
Ellipticity                   : ...                                 1 - b/a = 0.22
Uncertainty                   : ...                                 ...
Eccentricity                  : ...                                 [(a/b)2-1]/[(a/b)2+1] = 0.24
Uncertainty                   : ...                                 ...
Cos-1(b/a)                    : ...                                 39 deg
Position Angle [Equinox]      :   80   deg [J2000]                  80 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          : 182.761398      12.103904    (J2000)
Qualifiers                    : From new, raw data
NED Comment                   :                                         

No. 2 Published Units: Homogenized Units: Reference Code : 20032MASX.C.......: Published Object Name : 2MASX J12110275+1206139 Frequency Targeted : K_s (2MASS "total") Major Axis (2a) : a = 28.1 arcsec 2a = 56.30 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 43.91 arcsec Uncertainty : ... ... Axis Ratio : b/a = 0.780 b/a = 0.78 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.22 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.24 Uncertainty : ... ... Cos-1(b/a) : ... 39 deg Position Angle [Equinox] : 80 deg [J2000] 80 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 : 182.761398 12.103904 (J2000) Qualifiers : From new, raw data NED Comment :
No. 3 Published Units: Homogenized Units: Reference Code : 1963MCG3..C...0000V Published Object Name : MCG +02-31-042 Frequency Targeted : POSS1 103a-O Major Axis (2a) : 0.30 arcmin 2a = 18.00 arcsec Uncertainty : ... ... Minor Axis (2b) : 2b = 0.10 arcmin 2b = 6.00 arcsec Uncertainty : ... ... Axis Ratio : ... b/a = 0.33 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.67 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.80 Uncertainty : ... ... Cos-1(b/a) : ... 71 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 : "Inner" diameter Coordinates Targeted : 120830 +1222 (B1950) Qualifiers : From new, raw data NED Comment :
No. 4 Published Units: Homogenized Units: Reference Code : 1963MCG3..C...0000V Published Object Name : MCG +02-31-042 Frequency Targeted : POSS1 103a-O Major Axis (2a) : 0.60 arcmin 2a = 36.00 arcsec Uncertainty : ... ... Minor Axis (2b) : 2b = 0.50 arcmin 2b = 30.00 arcsec Uncertainty : ... ... Axis Ratio : ... b/a = 0.83 Uncertainty : ... ... 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] : ... ... Uncertainty : ... ... Significance : No uncertainty reported Diameter Reference Level : Low 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 : 120830 +1222 (B1950) Qualifiers : From new, raw data NED Comment :
No. 5 Published Units: Homogenized Units: Reference Code : 1991RC3.9.C...0000d Published Object Name : MCG +02-31-042 Frequency Targeted : RC3 D_25, R_25 (blue) Major Axis (2a) : log(2a) + 1 = 0.84 2a = 41.50 arcsec Uncertainty : 0.10 10.70 arcsec Minor Axis (2b) : ... 2b = 30.75 arcsec Uncertainty : ... ... Axis Ratio : log(a/b) = 0.13 b/a = 0.74 Uncertainty : 0.05 0.09 Ellipticity : ... 1 - b/a = 0.26 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.29 Uncertainty : ... ... Cos-1(b/a) : ... 42 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 : 121102.8 +120616. (J2000) Qualifiers : Homogenized from previously published data NED Comment :
No. 6 Published Units: Homogenized Units: Reference Code : 1991RC3.9.C...0000d Published Object Name : MCG +02-31-042 Frequency Targeted : RC3 D_0 (blue) Major Axis (2a) : log(2a) + 1 = 0.80 2a = 37.90 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 : 121102.8 +120616. (J2000) Qualifiers : Homogenized from previously published data NED Comment : Extinction and inclination corrected.
No. 7 Published Units: Homogenized Units: Reference Code : 2005SDSS4.C...0000: Published Object Name : SDSS J121102.73+120614.4 Frequency Targeted : r (SDSS Isophotal) Major Axis (2a) : a = 30.15 arcsec 2a = 60.29 arcsec Uncertainty : ... ... Minor Axis (2b) : b = 21.31 arcsec 2b = 42.61 arcsec Uncertainty : ... ... Axis Ratio : ... b/a = 0.71 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.29 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.33 Uncertainty : ... ... Cos-1(b/a) : ... 45 deg Position Angle [Equinox] : 78.5 deg [J2000] 79 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 : 182.7613831 12.1040001 (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 J121102.73+120614.4 Frequency Targeted : r (SDSS Petrosian) Major Axis (2a) : a = 4.35 arcsec 2a = 8.69 arcsec Uncertainty : 0.10 arcsec 0.21 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 : 182.7613831 12.1040001 (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 : 2005SDSS4.C...0000: Published Object Name : SDSS J121102.73+120614.4 Frequency Targeted : r (SDSS de Vaucouleurs) Major Axis (2a) : a = 2.64 arcsec 2a = 5.29 arcsec Uncertainty : 0.01 arcsec 0.02 arcsec Minor Axis (2b) : ... 2b = 4.01 arcsec Uncertainty : ... 0.00 Axis Ratio : b/a = 0.758 b/a = 0.76 Uncertainty : 0.004 0.00 Ellipticity : ... 1 - b/a = 0.24 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.27 Uncertainty : ... ... Cos-1(b/a) : ... 41 deg Position Angle [Equinox] : 75.9 deg [J2000] 76 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 : 182.7613831 12.1040001 (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 : 2005SDSS4.C...0000: Published Object Name : SDSS J121102.73+120614.4 Frequency Targeted : r (SDSS Exponential) Major Axis (2a) : a = 1.88 arcsec 2a = 3.77 arcsec Uncertainty : 0.01 arcsec 0.01 arcsec Minor Axis (2b) : ... 2b = 2.96 arcsec Uncertainty : ... 0.00 Axis Ratio : b/a = 0.784 b/a = 0.78 Uncertainty : 0.003 0.00 Ellipticity : ... 1 - b/a = 0.22 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.24 Uncertainty : ... ... Cos-1(b/a) : ... 38 deg Position Angle [Equinox] : 75.5 deg [J2000] 76 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 : 182.7613831 12.1040001 (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 J121102.73+120614.4 Frequency Targeted : r (SDSS Isophotal) Major Axis (2a) : a = 30.15 arcsec 2a = 60.29 arcsec Uncertainty : ... ... Minor Axis (2b) : b = 21.31 arcsec 2b = 42.62 arcsec Uncertainty : ... ... Axis Ratio : ... b/a = 0.71 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.29 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.33 Uncertainty : ... ... Cos-1(b/a) : ... 45 deg Position Angle [Equinox] : 78.5 deg [J2000] 79 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 : 182.7613860455 12.1040001882 (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 J121102.73+120614.4 Frequency Targeted : r (SDSS Petrosian) Major Axis (2a) : a = 4.35 arcsec 2a = 8.69 arcsec Uncertainty : 0.104 arcsec 0.21 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 : 182.7613860455 12.1040001882 (J2000) Qualifiers : From new, raw data; DIA_MAJ or DIA_MIN modified from published data NED Comment :
No. 13 Published Units: Homogenized Units: Reference Code : 2007SDSS6.C...0000: Published Object Name : SDSS J121102.73+120614.4 Frequency Targeted : r (SDSS deVaucouleurs) Major Axis (2a) : a = 2.6435 arcsec 2a = 5.29 arcsec Uncertainty : 0.012 arcsec 0.02 arcsec Minor Axis (2b) : ... 2b = 4.01 arcsec Uncertainty : ... 0.00 Axis Ratio : b/a = 0.758 b/a = 0.76 Uncertainty : 0.004 0.00 Ellipticity : ... 1 - b/a = 0.24 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.27 Uncertainty : ... ... Cos-1(b/a) : ... 41 deg Position Angle [Equinox] : 75.9 deg [J2000] 76 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 : 182.7613860455 12.1040001882 (J2000) Qualifiers : From new, raw data; DIA_MAJ or DIA_MIN modified from published data NED Comment : Effective (half-light) radius
No. 14 Published Units: Homogenized Units: Reference Code : 2007SDSS6.C...0000: Published Object Name : SDSS J121102.73+120614.4 Frequency Targeted : r (SDSS Exponential) Major Axis (2a) : a = 1.8846 arcsec 2a = 3.77 arcsec Uncertainty : 0.006 arcsec 0.01 arcsec Minor Axis (2b) : ... 2b = 2.95 arcsec Uncertainty : ... 0.00 Axis Ratio : b/a = 0.784 b/a = 0.78 Uncertainty : 0.003 0.00 Ellipticity : ... 1 - b/a = 0.22 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.24 Uncertainty : ... ... Cos-1(b/a) : ... 38 deg Position Angle [Equinox] : 75.5 deg [J2000] 76 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 : 182.7613860455 12.1040001882 (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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