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Date and Time of the Query: 2019-03-21 T07:09:00 PDT
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Diameter data point(s) for object NGC 3294

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 POSS1 103a-O
1973UGC...C...0000N
3.80 arcmin 1.80 arcmin ... ... ... ... 122
[B1950]
About 25.0 B-mag arcsec^-2^ 7.40E+14 228.00 ... 0.47 0.53 0.63 62 122
[J2000]
2 K_s (2MASS isophotal)
20032MASX.C.......:
74.8 (a) arcsec ... ... 0.540 (b/a) ... ... ... -65
[J2000]
20.0 K-mag arcsec^-2^ 1.38E+14 149.60 ... 0.54 0.46 0.55 57 115
[J2000]
3 K_s (2MASS "total")
20032MASX.C.......:
74.8 (a) arcsec ... ... 0.540 (b/a) ... ... ... -65
[J2000]
Diameter for "total" magnitude 1.38E+14 149.60 ... 0.54 0.46 0.55 57 115
[J2000]
4 POSS1 103a-O
1964MCG2..C...0000V
0.70 arcmin 0.40 arcmin ... ... ... ... ... Very high surface brightness 7.40E+14 42.00 ... 0.57 0.43 0.51 55 ...
5 POSS1 103a-O
1964MCG2..C...0000V
2.50 arcmin 1.30 arcmin ... ... ... ... ... Intermed. surface brightness 7.40E+14 150.00 ... 0.52 0.48 0.57 59 ...
6 RC3 D_25, R_25 (blue)
1991RC3.9.C...0000d
1.55 log(2a) + 1 ... ... 0.29
log(a/b)
0.02 ... ... 122
[J2000]
25.0 B-mag arcsec^-2^ 6.81E+14 212.90 10.00 0.51 0.49 0.58 59 122
[J2000]
7 RC3 D_0 (blue)
1991RC3.9.C...0000d
1.55 log(2a) + 1 ... ... ... ... ... ... ... 25.0 B-mag arcsec^-2^ 6.81E+14 212.90 ... ... ... ... ... ...
8 r (SDSS Isophotal)
2006SDSS5.C...0000:
69.29 (a) arcsec 44.77 arcsec ... ... ... ... 115.8
[J2000]
25.0 mag arcsec^-2^ 4.77E+14 138.58 ... 0.65 0.35 0.41 50 116
[J2000]
9 r (SDSS Petrosian)
2006SDSS5.C...0000:
42.27 (a) arcsec ... ... ... ... ... ... ... ... 4.77E+14 84.53 ... ... ... ... ... ...
10 r (SDSS de Vaucouleurs)
2006SDSS5.C...0000:
11.75 (a) arcsec ... ... 0.830 (b/a) 0.06 ... ... 114.9
[J2000]
... 4.77E+14 23.50 0.12 0.83 0.17 0.18 34 115
[J2000]
11 r (SDSS Exponential)
2006SDSS5.C...0000:
12.14 (a) arcsec ... ... 0.505 (b/a) 0.08 ... ... 115.4
[J2000]
... 4.77E+14 24.28 0.16 0.51 0.49 0.59 60 115
[J2000]


Detailed Information for Each Entry

 No. 1
                                Published Units:                    Homogenized Units:

Reference Code                : 1973UGC...C...0000N
Published Object Name         : UGC 05753                     
Frequency Targeted            : POSS1 103a-O                  
Major Axis (2a)               : 3.80       arcmin                   2a = 228.00 arcsec
Uncertainty                   : ...                                 ... 
Minor Axis (2b)               : 2b =  1.80      arcmin              2b = 108.00 arcsec 
Uncertainty                   : ...                                 ...
Axis Ratio                    : ...                                 b/a = 0.47
Uncertainty                   : ...                                 ...
Ellipticity                   : ...                                 1 - b/a = 0.53
Uncertainty                   : ...                                 ...
Eccentricity                  : ...                                 [(a/b)2-1]/[(a/b)2+1] = 0.63
Uncertainty                   : ...                                 ...
Cos-1(b/a)                    : ...                                 62 deg
Position Angle [Equinox]      : 122    deg [B1950]                  122 deg [J2000]
Uncertainty                   : ...                                 ...
Significance                  : No uncertainty reported
Diameter Reference Level      : About 25.0 B-mag arcsec^-2^   
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          : 103318.         +373500.    (B1950)
Qualifiers                    : From new, raw data
NED Comment                   :                                         

No. 2 Published Units: Homogenized Units: Reference Code : 20032MASX.C.......: Published Object Name : 2MASX J10361626+3719285 Frequency Targeted : K_s (2MASS isophotal) Major Axis (2a) : a = 74.8 arcsec 2a = 149.60 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 80.78 arcsec Uncertainty : ... ... Axis Ratio : b/a = 0.540 b/a = 0.54 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.46 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.55 Uncertainty : ... ... Cos-1(b/a) : ... 57 deg Position Angle [Equinox] : -65 deg [J2000] 115 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 : 159.067795 37.324635 (J2000) Qualifiers : From new, raw data NED Comment :
No. 3 Published Units: Homogenized Units: Reference Code : 20032MASX.C.......: Published Object Name : 2MASX J10361626+3719285 Frequency Targeted : K_s (2MASS "total") Major Axis (2a) : a = 74.8 arcsec 2a = 149.60 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 80.78 arcsec Uncertainty : ... ... Axis Ratio : b/a = 0.540 b/a = 0.54 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.46 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.55 Uncertainty : ... ... Cos-1(b/a) : ... 57 deg Position Angle [Equinox] : -65 deg [J2000] 115 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 : 159.067795 37.324635 (J2000) Qualifiers : From new, raw data NED Comment :
No. 4 Published Units: Homogenized Units: Reference Code : 1964MCG2..C...0000V Published Object Name : MCG +06-23-021 Frequency Targeted : POSS1 103a-O Major Axis (2a) : 0.70 arcmin 2a = 42.00 arcsec Uncertainty : ... ... Minor Axis (2b) : 2b = 0.40 arcmin 2b = 24.00 arcsec Uncertainty : ... ... Axis Ratio : ... b/a = 0.57 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.43 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.51 Uncertainty : ... ... Cos-1(b/a) : ... 55 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 : 103324 +3736 (B1950) Qualifiers : From new, raw data NED Comment :
No. 5 Published Units: Homogenized Units: Reference Code : 1964MCG2..C...0000V Published Object Name : MCG +06-23-021 Frequency Targeted : POSS1 103a-O Major Axis (2a) : 2.50 arcmin 2a = 150.00 arcsec Uncertainty : ... ... Minor Axis (2b) : 2b = 1.30 arcmin 2b = 78.00 arcsec Uncertainty : ... ... Axis Ratio : ... b/a = 0.52 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.48 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.57 Uncertainty : ... ... Cos-1(b/a) : ... 59 deg Position Angle [Equinox] : ... ... Uncertainty : ... ... Significance : No uncertainty reported Diameter Reference Level : Intermed. 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 : 103324 +3736 (B1950) Qualifiers : From new, raw data NED Comment :
No. 6 Published Units: Homogenized Units: Reference Code : 1991RC3.9.C...0000d Published Object Name : UGC 05753 Frequency Targeted : RC3 D_25, R_25 (blue) Major Axis (2a) : log(2a) + 1 = 1.55 2a = 212.90 arcsec Uncertainty : 0.02 10.00 arcsec Minor Axis (2b) : ... 2b = 109.22 arcsec Uncertainty : ... ... Axis Ratio : log(a/b) = 0.29 b/a = 0.51 Uncertainty : 0.02 0.02 Ellipticity : ... 1 - b/a = 0.49 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.58 Uncertainty : ... ... Cos-1(b/a) : ... 59 deg Position Angle [Equinox] : 122 deg [J2000] 122 deg [J2000] 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 : 103616.1 +371928. (J2000) Qualifiers : Homogenized from previously published data NED Comment :
No. 7 Published Units: Homogenized Units: Reference Code : 1991RC3.9.C...0000d Published Object Name : UGC 05753 Frequency Targeted : RC3 D_0 (blue) Major Axis (2a) : log(2a) + 1 = 1.55 2a = 212.90 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 : 103616.1 +371928. (J2000) Qualifiers : Homogenized from previously published data NED Comment : Extinction and inclination corrected.
No. 8 Published Units: Homogenized Units: Reference Code : 2006SDSS5.C...0000: Published Object Name : SDSS J103616.25+371928.9 Frequency Targeted : r (SDSS Isophotal) Major Axis (2a) : a = 69.29 arcsec 2a = 138.58 arcsec Uncertainty : ... ... Minor Axis (2b) : b = 44.77 arcsec 2b = 89.54 arcsec Uncertainty : ... ... Axis Ratio : ... b/a = 0.65 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.35 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.41 Uncertainty : ... ... Cos-1(b/a) : ... 50 deg Position Angle [Equinox] : 115.8 deg [J2000] 116 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 : 159.0677032 37.3246880 (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 : 2006SDSS5.C...0000: Published Object Name : SDSS J103616.25+371928.9 Frequency Targeted : r (SDSS Petrosian) Major Axis (2a) : a = 42.27 arcsec 2a = 84.53 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 : ... 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 : 159.0677032 37.3246880 (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 : 2006SDSS5.C...0000: Published Object Name : SDSS J103616.25+371928.9 Frequency Targeted : r (SDSS de Vaucouleurs) Major Axis (2a) : a = 11.75 arcsec 2a = 23.50 arcsec Uncertainty : 0.06 arcsec 0.12 arcsec Minor Axis (2b) : ... 2b = 19.50 arcsec Uncertainty : ... 0.00 Axis Ratio : b/a = 0.830 b/a = 0.83 Uncertainty : 0.004 0.00 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] : 114.9 deg [J2000] 115 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 : 159.0677032 37.3246880 (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 : 2006SDSS5.C...0000: Published Object Name : SDSS J103616.25+371928.9 Frequency Targeted : r (SDSS Exponential) Major Axis (2a) : a = 12.14 arcsec 2a = 24.28 arcsec Uncertainty : 0.08 arcsec 0.16 arcsec Minor Axis (2b) : ... 2b = 12.26 arcsec Uncertainty : ... 0.00 Axis Ratio : b/a = 0.505 b/a = 0.51 Uncertainty : 0.003 0.00 Ellipticity : ... 1 - b/a = 0.49 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.59 Uncertainty : ... ... Cos-1(b/a) : ... 60 deg Position Angle [Equinox] : 115.4 deg [J2000] 115 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 : 159.0677032 37.3246880 (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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