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Date and Time of the Query: 2019-05-22 T10:47:20 PDT
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Diameter data point(s) for object NGC 3713

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
1.20 arcmin 0.80 arcmin ... ... ... ... 125
[B1950]
About 25.0 B-mag arcsec^-2^ 7.40E+14 72.00 ... 0.67 0.33 0.38 48 125
[J2000]
2 K_s (2MASS isophotal)
20032MASX.C.......:
28.8 (a) arcsec ... ... 0.640 (b/a) ... ... ... -55
[J2000]
20.0 K-mag arcsec^-2^ 1.38E+14 57.60 ... 0.64 0.36 0.42 50 125
[J2000]
3 K_s (2MASS "total")
20032MASX.C.......:
44.0 (a) arcsec ... ... 0.640 (b/a) ... ... ... -55
[J2000]
Diameter for "total" magnitude 1.38E+14 88.00 ... 0.64 0.36 0.42 50 125
[J2000]
4 POSS1 103a-O
1964MCG2..C...0000V
0.50 arcmin 0.30 arcmin ... ... ... ... ... Very high surface brightness 7.40E+14 30.00 ... 0.60 0.40 0.47 53 ...
5 RC3 D_25, R_25 (blue)
1991RC3.9.C...0000d
1.08 log(2a) + 1 ... ... 0.17
log(a/b)
0.09 ... ... 125
[J2000]
25.0 B-mag arcsec^-2^ 6.81E+14 72.10 16.60 0.68 0.32 0.37 47 125
[J2000]
6 RC3 D_0 (blue)
1991RC3.9.C...0000d
1.05 log(2a) + 1 ... ... ... ... ... ... ... 25.0 B-mag arcsec^-2^ 6.81E+14 67.30 ... ... ... ... ... ...
7 r (SDSS Isophotal)
2007SDSS6.C...0000:
41.36 (a) arcsec 29.54 arcsec ... ... ... ... 120.7
[J2000]
25.0 mag arcsec^-2^ 4.77E+14 82.72 ... 0.71 0.29 0.32 44 121
[J2000]
8 r (SDSS Petrosian)
2007SDSS6.C...0000:
7.26 (a) arcsec ... ... ... 0.362 ... ... ... ... 4.77E+14 14.52 0.72 ... ... ... ... ...
9 r (SDSS deVaucouleurs)
2007SDSS6.C...0000:
4.4223 (a) arcsec ... ... 0.666 (b/a) 0.021 ... ... 122.2
[J2000]
... 4.77E+14 8.85 0.04 0.67 0.33 0.39 48 122
[J2000]
10 r (SDSS Exponential)
2007SDSS6.C...0000:
3.0006 (a) arcsec ... ... 0.669 (b/a) 0.011 ... ... 123.4
[J2000]
... 4.77E+14 6.00 0.02 0.67 0.33 0.38 48 123
[J2000]


Detailed Information for Each Entry

 No. 1
                                Published Units:                    Homogenized Units:

Reference Code                : 1973UGC...C...0000N
Published Object Name         : UGC 06511                     
Frequency Targeted            : POSS1 103a-O                  
Major Axis (2a)               : 1.20       arcmin                   2a = 72.00 arcsec
Uncertainty                   : ...                                 ... 
Minor Axis (2b)               : 2b =  0.80      arcmin              2b = 48.00 arcsec 
Uncertainty                   : ...                                 ...
Axis Ratio                    : ...                                 b/a = 0.67
Uncertainty                   : ...                                 ...
Ellipticity                   : ...                                 1 - b/a = 0.33
Uncertainty                   : ...                                 ...
Eccentricity                  : ...                                 [(a/b)2-1]/[(a/b)2+1] = 0.38
Uncertainty                   : ...                                 ...
Cos-1(b/a)                    : ...                                 48 deg
Position Angle [Equinox]      : 125    deg [B1950]                  125 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          : 112900.         +282500.    (B1950)
Qualifiers                    : From new, raw data
NED Comment                   :                                         

No. 2 Published Units: Homogenized Units: Reference Code : 20032MASX.C.......: Published Object Name : 2MASX J11314203+2809127 Frequency Targeted : K_s (2MASS isophotal) Major Axis (2a) : a = 28.8 arcsec 2a = 57.60 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 36.86 arcsec Uncertainty : ... ... Axis Ratio : b/a = 0.640 b/a = 0.64 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.36 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.42 Uncertainty : ... ... Cos-1(b/a) : ... 50 deg Position Angle [Equinox] : -55 deg [J2000] 125 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 : 172.925125 28.153563 (J2000) Qualifiers : From new, raw data NED Comment :
No. 3 Published Units: Homogenized Units: Reference Code : 20032MASX.C.......: Published Object Name : 2MASX J11314203+2809127 Frequency Targeted : K_s (2MASS "total") Major Axis (2a) : a = 44.0 arcsec 2a = 88.00 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 56.32 arcsec Uncertainty : ... ... Axis Ratio : b/a = 0.640 b/a = 0.64 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.36 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.42 Uncertainty : ... ... Cos-1(b/a) : ... 50 deg Position Angle [Equinox] : -55 deg [J2000] 125 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 : 172.925125 28.153563 (J2000) Qualifiers : From new, raw data NED Comment :
No. 4 Published Units: Homogenized Units: Reference Code : 1964MCG2..C...0000V Published Object Name : MCG +05-27-084 Frequency Targeted : POSS1 103a-O Major Axis (2a) : 0.50 arcmin 2a = 30.00 arcsec Uncertainty : ... ... Minor Axis (2b) : 2b = 0.30 arcmin 2b = 18.00 arcsec Uncertainty : ... ... Axis Ratio : ... b/a = 0.60 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.40 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.47 Uncertainty : ... ... Cos-1(b/a) : ... 53 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 : 112900 +2824 (B1950) Qualifiers : From new, raw data NED Comment :
No. 5 Published Units: Homogenized Units: Reference Code : 1991RC3.9.C...0000d Published Object Name : UGC 06511 Frequency Targeted : RC3 D_25, R_25 (blue) Major Axis (2a) : log(2a) + 1 = 1.08 2a = 72.10 arcsec Uncertainty : 0.09 16.60 arcsec Minor Axis (2b) : ... 2b = 48.74 arcsec Uncertainty : ... ... Axis Ratio : log(a/b) = 0.17 b/a = 0.68 Uncertainty : 0.04 0.07 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] : 125 deg [J2000] 125 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 : 113142.1 +280914. (J2000) Qualifiers : Homogenized from previously published data NED Comment :
No. 6 Published Units: Homogenized Units: Reference Code : 1991RC3.9.C...0000d Published Object Name : UGC 06511 Frequency Targeted : RC3 D_0 (blue) Major Axis (2a) : log(2a) + 1 = 1.05 2a = 67.30 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 : 113142.1 +280914. (J2000) Qualifiers : Homogenized from previously published data NED Comment : Extinction and inclination corrected.
No. 7 Published Units: Homogenized Units: Reference Code : 2007SDSS6.C...0000: Published Object Name : SDSS J113142.01+280912.9 Frequency Targeted : r (SDSS Isophotal) Major Axis (2a) : a = 41.36 arcsec 2a = 82.72 arcsec Uncertainty : ... ... Minor Axis (2b) : b = 29.54 arcsec 2b = 59.08 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] = 0.32 Uncertainty : ... ... Cos-1(b/a) : ... 44 deg Position Angle [Equinox] : 120.7 deg [J2000] 121 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 : 172.9250703831 28.1535911777 (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 J113142.01+280912.9 Frequency Targeted : r (SDSS Petrosian) Major Axis (2a) : a = 7.26 arcsec 2a = 14.52 arcsec Uncertainty : 0.362 arcsec 0.72 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 : 172.9250703831 28.1535911777 (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 J113142.01+280912.9 Frequency Targeted : r (SDSS deVaucouleurs) Major Axis (2a) : a = 4.4223 arcsec 2a = 8.85 arcsec Uncertainty : 0.021 arcsec 0.04 arcsec Minor Axis (2b) : ... 2b = 5.89 arcsec Uncertainty : ... 0.00 Axis Ratio : b/a = 0.666 b/a = 0.67 Uncertainty : 0.003 0.00 Ellipticity : ... 1 - b/a = 0.33 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.39 Uncertainty : ... ... Cos-1(b/a) : ... 48 deg Position Angle [Equinox] : 122.2 deg [J2000] 122 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 : 172.9250703831 28.1535911777 (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 J113142.01+280912.9 Frequency Targeted : r (SDSS Exponential) Major Axis (2a) : a = 3.0006 arcsec 2a = 6.00 arcsec Uncertainty : 0.011 arcsec 0.02 arcsec Minor Axis (2b) : ... 2b = 4.01 arcsec Uncertainty : ... 0.00 Axis Ratio : b/a = 0.669 b/a = 0.67 Uncertainty : 0.003 0.00 Ellipticity : ... 1 - b/a = 0.33 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.38 Uncertainty : ... ... Cos-1(b/a) : ... 48 deg Position Angle [Equinox] : 123.4 deg [J2000] 123 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 : 172.9250703831 28.1535911777 (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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