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Date and Time of the Query: 2019-07-22 T08:16:40 PDT
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Diameter data point(s) for object IC 4981

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.......:
23.3 (a) arcsec ... ... 0.240 (b/a) ... ... ... -45
[J2000]
20.0 K-mag arcsec^-2^ 1.38E+14 46.60 ... 0.24 0.76 0.89 76 135
[J2000]
2 K_s (2MASS "total")
20032MASX.C.......:
37.3 (a) arcsec ... ... 0.240 (b/a) ... ... ... -45
[J2000]
Diameter for "total" magnitude 1.38E+14 74.50 ... 0.24 0.76 0.89 76 135
[J2000]
3 ESO-Uppsala "Quick Blue" IIa-O
1982ESOU..C...0000L
1.00 arcmin 0.30 arcmin ... ... ... ... 135
[B1950]
About 25.5 B-mag arcsec^-2^ 6.81E+14 60.00 ... 0.30 0.70 0.83 73 134
[J2000]
4 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
66.83 arcsec ... ... 2.91 (a/b) ... ... ... 139.32
[B1950]
25.0 B-mag arcsec^-2^ 6.81E+14 66.83 ... 0.34 0.66 0.79 70 139
[J2000]
5 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
83.18 arcsec ... ... 2.91 (a/b) ... ... ... 139.32
[B1950]
26.0 B-mag arcsec^-2^ 6.81E+14 83.18 ... 0.34 0.66 0.79 70 139
[J2000]
6 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
110.92 arcsec ... ... 2.91 (a/b) ... ... ... 139.32
[B1950]
27.0 B-mag arcsec^-2^ 6.81E+14 110.92 ... 0.34 0.66 0.79 70 139
[J2000]
7 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
40.27 arcsec ... ... 2.91 (a/b) ... ... ... 139.32
[B1950]
70% total B light 6.81E+14 40.27 ... 0.34 0.66 0.79 70 139
[J2000]
8 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
48.98 arcsec ... ... 2.91 (a/b) ... ... ... 139.32
[B1950]
80% total B light 6.81E+14 48.98 ... 0.34 0.66 0.79 70 139
[J2000]
9 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
63.83 arcsec ... ... 2.91 (a/b) ... ... ... 139.32
[B1950]
90% total B light 6.81E+14 63.83 ... 0.34 0.66 0.79 70 139
[J2000]
10 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
29.51 arcsec ... ... 2.91 (a/b) ... ... ... 139.32
[B1950]
50% total B light, major dia. 6.81E+14 29.51 ... 0.34 0.66 0.79 70 139
[J2000]
11 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
19.50 arcsec ... ... ... ... ... ... ... 50% total B light, aperture 6.81E+14 19.50 ... ... ... ... ... ...
12 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
8.17 arcsec ... ... ... ... ... ... ... B disk exp. scale length 6.81E+14 8.17 ... ... ... ... ... ...
13 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
16.64 arcsec ... ... 2.91 (a/b) ... ... ... 139.32
[B1950]
B exponential scale length 6.81E+14 16.64 ... 0.34 0.66 0.79 70 139
[J2000]
14 ESO-LV IIIa-F
1989ESOLV.C...0000L
15.50 arcsec ... ... ... ... ... ... ... R exponential scale length 4.68E+14 15.50 ... ... ... ... ... ...
15 RC3 D_25, R_25 (blue)
1991RC3.9.C...0000d
0.99 log(2a) + 1 ... ... 0.53
log(a/b)
0.05 ... ... 135
[J2000]
25.0 B-mag arcsec^-2^ 6.81E+14 58.60 7.20 0.29 0.71 0.84 73 134
[J2000]
16 RC3 A_e (Johnson B)
1991RC3.9.C...0000d
0.58 log(2a) + 1 ... ... ... 0.03 ... ... ... ... 6.81E+14 22.80 1.60 ... ... ... ... ...
17 RC3 D_0 (blue)
1991RC3.9.C...0000d
1.00 log(2a) + 1 ... ... ... ... ... ... ... 25.0 B-mag arcsec^-2^ 6.81E+14 60.00 ... ... ... ... ... ...


Detailed Information for Each Entry

 No. 1
                                Published Units:                    Homogenized Units:

Reference Code                : 20032MASX.C.......:
Published Object Name         : 2MASX J20193921-7050546       
Frequency Targeted            : K_s (2MASS isophotal)         
Major Axis (2a)               : a = 23.3       arcsec               2a = 46.60 arcsec
Uncertainty                   : ...                                 ... 
Minor Axis (2b)               : ...                                 2b = 11.18 arcsec
Uncertainty                   : ...                                 ...
Axis Ratio                    : b/a = 0.240                         b/a = 0.24
Uncertainty                   : ...                                 ...
Ellipticity                   : ...                                 1 - b/a = 0.76
Uncertainty                   : ...                                 ...
Eccentricity                  : ...                                 [(a/b)2-1]/[(a/b)2+1] = 0.89
Uncertainty                   : ...                                 ...
Cos-1(b/a)                    : ...                                 76 deg
Position Angle [Equinox]      :  -45   deg [J2000]                  135 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          : 304.913330      -70.848541    (J2000)
Qualifiers                    : From new, raw data
NED Comment                   :                                         

No. 2 Published Units: Homogenized Units: Reference Code : 20032MASX.C.......: Published Object Name : 2MASX J20193921-7050546 Frequency Targeted : K_s (2MASS "total") Major Axis (2a) : a = 37.3 arcsec 2a = 74.50 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 17.88 arcsec Uncertainty : ... ... Axis Ratio : b/a = 0.240 b/a = 0.24 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.76 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.89 Uncertainty : ... ... Cos-1(b/a) : ... 76 deg Position Angle [Equinox] : -45 deg [J2000] 135 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 : 304.913330 -70.848541 (J2000) Qualifiers : From new, raw data NED Comment :
No. 3 Published Units: Homogenized Units: Reference Code : 1982ESOU..C...0000L Published Object Name : ESO 073-IG 038 Frequency Targeted : ESO-Uppsala "Quick Blue" IIa-O Major Axis (2a) : 1.00 arcmin 2a = 60.00 arcsec Uncertainty : ... ... Minor Axis (2b) : 2b = 0.30 arcmin 2b = 18.00 arcsec Uncertainty : ... ... Axis Ratio : ... b/a = 0.30 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.70 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.83 Uncertainty : ... ... Cos-1(b/a) : ... 73 deg Position Angle [Equinox] : 135 deg [B1950] 134 deg [J2000] Uncertainty : ... ... Significance : No uncertainty reported Diameter Reference Level : About 25.5 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 : "Outer" diameter Coordinates Targeted : 201426. -710018. (B1950) Qualifiers : From new, raw data NED Comment : Major diameter flagged uncertain.
No. 4 Published Units: Homogenized Units: Reference Code : 1989ESOLV.C...0000L Published Object Name : ESO-LV 0730380 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 66.83 arcsec 2a = 66.83 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 194.27 arcsec Uncertainty : ... ... Axis Ratio : a/b = 2.91 b/a = 0.34 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.66 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.79 Uncertainty : ... ... Cos-1(b/a) : ... 70 deg Position Angle [Equinox] : 139.32 deg [B1950] 139 deg [J2000] 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 : Microphotometer scan of photographic plate or film Measured Quantity : Isophotal diameter Coordinates Targeted : 303.608337 -71.004997 (B1950) Qualifiers : From new, raw data; Corrected for contaminating sources NED Comment : Elliptical isophote
No. 5 Published Units: Homogenized Units: Reference Code : 1989ESOLV.C...0000L Published Object Name : ESO-LV 0730380 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 83.18 arcsec 2a = 83.18 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 241.80 arcsec Uncertainty : ... ... Axis Ratio : a/b = 2.91 b/a = 0.34 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.66 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.79 Uncertainty : ... ... Cos-1(b/a) : ... 70 deg Position Angle [Equinox] : 139.32 deg [B1950] 139 deg [J2000] Uncertainty : ... ... Significance : No uncertainty reported Diameter Reference Level : 26.0 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 : Microphotometer scan of photographic plate or film Measured Quantity : Isophotal diameter Coordinates Targeted : 303.608337 -71.004997 (B1950) Qualifiers : From new, raw data; Corrected for contaminating sources NED Comment : Elliptical isophote
No. 6 Published Units: Homogenized Units: Reference Code : 1989ESOLV.C...0000L Published Object Name : ESO-LV 0730380 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 110.92 arcsec 2a = 110.92 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 322.44 arcsec Uncertainty : ... ... Axis Ratio : a/b = 2.91 b/a = 0.34 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.66 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.79 Uncertainty : ... ... Cos-1(b/a) : ... 70 deg Position Angle [Equinox] : 139.32 deg [B1950] 139 deg [J2000] Uncertainty : ... ... Significance : No uncertainty reported Diameter Reference Level : 27.0 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 : Microphotometer scan of photographic plate or film Measured Quantity : Isophotal diameter Coordinates Targeted : 303.608337 -71.004997 (B1950) Qualifiers : From new, raw data; Corrected for contaminating sources NED Comment : Elliptical isophote
No. 7 Published Units: Homogenized Units: Reference Code : 1989ESOLV.C...0000L Published Object Name : ESO-LV 0730380 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 40.27 arcsec 2a = 40.27 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 117.06 arcsec Uncertainty : ... ... Axis Ratio : a/b = 2.91 b/a = 0.34 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.66 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.79 Uncertainty : ... ... Cos-1(b/a) : ... 70 deg Position Angle [Equinox] : 139.32 deg [B1950] 139 deg [J2000] Uncertainty : ... ... Significance : No uncertainty reported Diameter Reference Level : 70% total B light 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 : Microphotometer scan of photographic plate or film Measured Quantity : Isophotal diameter Coordinates Targeted : 303.608337 -71.004997 (B1950) Qualifiers : From new, raw data; Corrected for contaminating sources NED Comment : Elliptical isophote
No. 8 Published Units: Homogenized Units: Reference Code : 1989ESOLV.C...0000L Published Object Name : ESO-LV 0730380 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 48.98 arcsec 2a = 48.98 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 142.38 arcsec Uncertainty : ... ... Axis Ratio : a/b = 2.91 b/a = 0.34 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.66 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.79 Uncertainty : ... ... Cos-1(b/a) : ... 70 deg Position Angle [Equinox] : 139.32 deg [B1950] 139 deg [J2000] Uncertainty : ... ... Significance : No uncertainty reported Diameter Reference Level : 80% total B light 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 : Microphotometer scan of photographic plate or film Measured Quantity : Isophotal diameter Coordinates Targeted : 303.608337 -71.004997 (B1950) Qualifiers : From new, raw data; Corrected for contaminating sources NED Comment : Elliptical isophote
No. 9 Published Units: Homogenized Units: Reference Code : 1989ESOLV.C...0000L Published Object Name : ESO-LV 0730380 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 63.83 arcsec 2a = 63.83 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 185.55 arcsec Uncertainty : ... ... Axis Ratio : a/b = 2.91 b/a = 0.34 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.66 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.79 Uncertainty : ... ... Cos-1(b/a) : ... 70 deg Position Angle [Equinox] : 139.32 deg [B1950] 139 deg [J2000] Uncertainty : ... ... Significance : No uncertainty reported Diameter Reference Level : 90% total B light 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 : Microphotometer scan of photographic plate or film Measured Quantity : Isophotal diameter Coordinates Targeted : 303.608337 -71.004997 (B1950) Qualifiers : From new, raw data; Corrected for contaminating sources NED Comment : Elliptical isophote
No. 10 Published Units: Homogenized Units: Reference Code : 1989ESOLV.C...0000L Published Object Name : ESO-LV 0730380 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 29.51 arcsec 2a = 29.51 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 85.78 arcsec Uncertainty : ... ... Axis Ratio : a/b = 2.91 b/a = 0.34 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.66 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.79 Uncertainty : ... ... Cos-1(b/a) : ... 70 deg Position Angle [Equinox] : 139.32 deg [B1950] 139 deg [J2000] Uncertainty : ... ... Significance : No uncertainty reported Diameter Reference Level : 50% total B light, major dia. 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 : Microphotometer scan of photographic plate or film Measured Quantity : Half-light ("effective") diameter Coordinates Targeted : 303.608337 -71.004997 (B1950) Qualifiers : From new, raw data; Corrected for contaminating sources NED Comment : Elliptical isophote
No. 11 Published Units: Homogenized Units: Reference Code : 1989ESOLV.C...0000L Published Object Name : ESO-LV 0730380 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 19.50 arcsec 2a = 19.50 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 : 50% total B light, aperture 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 : Microphotometer scan of photographic plate or film Measured Quantity : Half-light ("effective") diameter Coordinates Targeted : 303.608337 -71.004997 (B1950) Qualifiers : From new, raw data; Corrected for contaminating sources NED Comment : Circular aperture
No. 12 Published Units: Homogenized Units: Reference Code : 1989ESOLV.C...0000L Published Object Name : ESO-LV 0730380 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 8.17 arcsec 2a = 8.17 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 : B disk exp. scale length 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 : Microphotometer scan of photographic plate or film Measured Quantity : Scale length Coordinates Targeted : 303.608337 -71.004997 (B1950) Qualifiers : From new, raw data; Corrected for contaminating sources NED Comment : From fits to surf. brightness in octants
No. 13 Published Units: Homogenized Units: Reference Code : 1989ESOLV.C...0000L Published Object Name : ESO-LV 0730380 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 16.64 arcsec 2a = 16.64 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 48.37 arcsec Uncertainty : ... ... Axis Ratio : a/b = 2.91 b/a = 0.34 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.66 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.79 Uncertainty : ... ... Cos-1(b/a) : ... 70 deg Position Angle [Equinox] : 139.32 deg [B1950] 139 deg [J2000] Uncertainty : ... ... Significance : No uncertainty reported Diameter Reference Level : B exponential scale length 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 : Microphotometer scan of photographic plate or film Measured Quantity : Scale length Coordinates Targeted : 303.608337 -71.004997 (B1950) Qualifiers : From new, raw data; Corrected for contaminating sources NED Comment : Elliptical isophote
No. 14 Published Units: Homogenized Units: Reference Code : 1989ESOLV.C...0000L Published Object Name : ESO-LV 0730380 Frequency Targeted : ESO-LV IIIa-F Major Axis (2a) : 15.50 arcsec 2a = 15.50 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 : R exponential scale length Frequency : 6400 A 4.68E+14 Hz Frequency Mode : Broad-band detector (e.g. photographic plate) Measurement Mode Detector Type : Photographic plate, print, or film Fitting Technique : Microphotometer scan of photographic plate or film Measured Quantity : Scale length Coordinates Targeted : 303.608337 -71.004997 (B1950) Qualifiers : From new, raw data; Corrected for contaminating sources NED Comment : From fits to surf. brightness in octants
No. 15 Published Units: Homogenized Units: Reference Code : 1991RC3.9.C...0000d Published Object Name : ESO 073-IG 038 Frequency Targeted : RC3 D_25, R_25 (blue) Major Axis (2a) : log(2a) + 1 = 0.99 2a = 58.60 arcsec Uncertainty : 0.05 7.20 arcsec Minor Axis (2b) : ... 2b = 17.29 arcsec Uncertainty : ... ... Axis Ratio : log(a/b) = 0.53 b/a = 0.29 Uncertainty : 0.04 0.03 Ellipticity : ... 1 - b/a = 0.71 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.84 Uncertainty : ... ... Cos-1(b/a) : ... 73 deg Position Angle [Equinox] : 135 deg [J2000] 134 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 : 201939.5 -705054. (J2000) Qualifiers : Homogenized from previously published data NED Comment :
No. 16 Published Units: Homogenized Units: Reference Code : 1991RC3.9.C...0000d Published Object Name : ESO 073-IG 038 Frequency Targeted : RC3 A_e (Johnson B) Major Axis (2a) : log(2a) + 1 = 0.58 2a = 22.80 arcsec Uncertainty : 0.03 1.60 arcsec Minor Axis (2b) : ... ... Uncertainty : ... ... Axis Ratio : ... ... Uncertainty : ... ... Ellipticity : ... ... Uncertainty : ... ... Eccentricity : ... ... Uncertainty : ... ... Cos-1(b/a) : ... ... Position Angle [Equinox] : ... ... Uncertainty : ... ... Significance : Mean error Diameter Reference Level : ... 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 : 201939.5 -705054. (J2000) Qualifiers : From new, raw data NED Comment : From magnitude-aperture curves.
No. 17 Published Units: Homogenized Units: Reference Code : 1991RC3.9.C...0000d Published Object Name : ESO 073-IG 038 Frequency Targeted : RC3 D_0 (blue) Major Axis (2a) : log(2a) + 1 = 1.00 2a = 60.00 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 : 201939.5 -705054. (J2000) Qualifiers : Homogenized from previously published data NED Comment : Extinction and inclination corrected.

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