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Date and Time of the Query: 2019-06-26 T03:42:00 PDT
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Diameter data point(s) for object NGC 4811

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.......:
33.6 (a) arcsec ... ... 0.660 (b/a) ... ... ... 20
[J2000]
20.0 K-mag arcsec^-2^ 1.38E+14 67.20 ... 0.66 0.34 0.39 49 20
[J2000]
2 K_s (2MASS "total")
20032MASX.C.......:
54.3 (a) arcsec ... ... 0.660 (b/a) ... ... ... 20
[J2000]
Diameter for "total" magnitude 1.38E+14 108.60 ... 0.66 0.34 0.39 49 20
[J2000]
3 POSS1 103a-E
1974MCG5..C...0000V
0.3 arcmin 0.3 arcmin ... ... ... ... ... Very high surface brightness 7.40E+14 18.00 ... 1.00 0.00 0.00 0 ...
4 POSS1 103a-E
1974MCG5..C...0000V
1.0 arcmin 0.8 arcmin ... ... ... ... ... Low surface brightness 7.40E+14 60.00 ... 0.80 0.20 0.22 37 ...
5 ESO-Uppsala "Quick Blue" IIa-O
1982ESOU..C...0000L
1.20 arcmin 0.80 arcmin ... ... ... ... 35
[B1950]
About 25.5 B-mag arcsec^-2^ 6.81E+14 72.00 ... 0.67 0.33 0.38 48 35
[J2000]
6 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
75.86 arcsec ... ... 1.50 (a/b) ... ... ... 35.00
[B1950]
25.0 B-mag arcsec^-2^ 6.81E+14 75.86 ... 0.67 0.33 0.38 48 35
[J2000]
7 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
120.23 arcsec ... ... 1.50 (a/b) ... ... ... 35.00
[B1950]
26.0 B-mag arcsec^-2^ 6.81E+14 120.23 ... 0.67 0.33 0.38 48 35
[J2000]
8 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
171.79 arcsec ... ... 1.50 (a/b) ... ... ... 35.00
[B1950]
27.0 B-mag arcsec^-2^ 6.81E+14 171.79 ... 0.67 0.33 0.38 48 35
[J2000]
9 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
62.37 arcsec ... ... 1.50 (a/b) ... ... ... 35.00
[B1950]
70% total B light 6.81E+14 62.37 ... 0.67 0.33 0.38 48 35
[J2000]
10 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
92.26 arcsec ... ... 1.50 (a/b) ... ... ... 35.00
[B1950]
80% total B light 6.81E+14 92.26 ... 0.67 0.33 0.38 48 35
[J2000]
11 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
139.64 arcsec ... ... 1.50 (a/b) ... ... ... 35.00
[B1950]
90% total B light 6.81E+14 139.64 ... 0.67 0.33 0.38 48 35
[J2000]
12 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
33.88 arcsec ... ... 1.50 (a/b) ... ... ... 35.00
[B1950]
50% total B light, major dia. 6.81E+14 33.88 ... 0.67 0.33 0.38 48 35
[J2000]
13 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
28.18 arcsec ... ... ... ... ... ... ... 50% total B light, aperture 6.81E+14 28.18 ... ... ... ... ... ...
14 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
9.28 arcsec ... ... ... ... ... ... ... B disk exp. scale length 6.81E+14 9.28 ... ... ... ... ... ...
15 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
0.09 arcsec ... ... 1.23 (a/b) ... ... ... 35.19
[B1950]
B exponential scale length 6.81E+14 0.09 ... 0.81 0.19 0.20 35 35
[J2000]
16 ESO-LV IIIa-F
1989ESOLV.C...0000L
0.01 arcsec ... ... ... ... ... ... ... R exponential scale length 4.68E+14 0.01 ... ... ... ... ... ...
17 RC3 D_25, R_25 (blue)
1991RC3.9.C...0000d
1.10 log(2a) + 1 ... ... 0.13
log(a/b)
0.05 ... ... 35
[J2000]
25.0 B-mag arcsec^-2^ 6.81E+14 75.50 9.20 0.74 0.26 0.29 42 35
[J2000]
18 RC3 D_0 (blue)
1991RC3.9.C...0000d
1.13 log(2a) + 1 ... ... ... ... ... ... ... 25.0 B-mag arcsec^-2^ 6.81E+14 80.90 ... ... ... ... ... ...


Detailed Information for Each Entry

 No. 1
                                Published Units:                    Homogenized Units:

Reference Code                : 20032MASX.C.......:
Published Object Name         : 2MASX J12565235-4147499       
Frequency Targeted            : K_s (2MASS isophotal)         
Major Axis (2a)               : a = 33.6       arcsec               2a = 67.20 arcsec
Uncertainty                   : ...                                 ... 
Minor Axis (2b)               : ...                                 2b = 44.35 arcsec
Uncertainty                   : ...                                 ...
Axis Ratio                    : b/a = 0.660                         b/a = 0.66
Uncertainty                   : ...                                 ...
Ellipticity                   : ...                                 1 - b/a = 0.34
Uncertainty                   : ...                                 ...
Eccentricity                  : ...                                 [(a/b)2-1]/[(a/b)2+1] = 0.39
Uncertainty                   : ...                                 ...
Cos-1(b/a)                    : ...                                 49 deg
Position Angle [Equinox]      :   20   deg [J2000]                  20 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          : 194.218170      -41.797203    (J2000)
Qualifiers                    : From new, raw data
NED Comment                   :                                         

No. 2 Published Units: Homogenized Units: Reference Code : 20032MASX.C.......: Published Object Name : 2MASX J12565235-4147499 Frequency Targeted : K_s (2MASS "total") Major Axis (2a) : a = 54.3 arcsec 2a = 108.60 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 71.68 arcsec Uncertainty : ... ... Axis Ratio : b/a = 0.660 b/a = 0.66 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.34 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.39 Uncertainty : ... ... Cos-1(b/a) : ... 49 deg Position Angle [Equinox] : 20 deg [J2000] 20 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 : 194.218170 -41.797203 (J2000) Qualifiers : From new, raw data NED Comment :
No. 3 Published Units: Homogenized Units: Reference Code : 1974MCG5..C...0000V Published Object Name : MCG -07-27-019 Frequency Targeted : POSS1 103a-E Major Axis (2a) : 0.3 arcmin 2a = 18.00 arcsec Uncertainty : ... ... Minor Axis (2b) : 2b = 0.3 arcmin 2b = 18.00 arcsec Uncertainty : ... ... Axis Ratio : ... b/a = 1.00 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.00 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.00 Uncertainty : ... ... Cos-1(b/a) : ... 0 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 : 125412 -4131 (B1950) Qualifiers : From new, raw data NED Comment :
No. 4 Published Units: Homogenized Units: Reference Code : 1974MCG5..C...0000V Published Object Name : MCG -07-27-019 Frequency Targeted : POSS1 103a-E Major Axis (2a) : 1.0 arcmin 2a = 60.00 arcsec Uncertainty : ... ... Minor Axis (2b) : 2b = 0.8 arcmin 2b = 48.00 arcsec Uncertainty : ... ... Axis Ratio : ... b/a = 0.80 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.20 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.22 Uncertainty : ... ... Cos-1(b/a) : ... 37 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 : 125412 -4131 (B1950) Qualifiers : From new, raw data NED Comment :
No. 5 Published Units: Homogenized Units: Reference Code : 1982ESOU..C...0000L Published Object Name : ESO 323- G 047 Frequency Targeted : ESO-Uppsala "Quick Blue" IIa-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] : 35 deg [B1950] 35 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 : 125404. -413136. (B1950) Qualifiers : From new, raw data NED Comment : Diameters and PA flagged uncertain.
No. 6 Published Units: Homogenized Units: Reference Code : 1989ESOLV.C...0000L Published Object Name : ESO-LV 3230470 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 75.86 arcsec 2a = 75.86 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 113.73 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.50 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] : 35.00 deg [B1950] 35 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 : 193.516663 -41.526668 (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 3230470 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 120.23 arcsec 2a = 120.23 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 180.25 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.50 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] : 35.00 deg [B1950] 35 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 : 193.516663 -41.526668 (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 3230470 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 171.79 arcsec 2a = 171.79 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 257.56 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.50 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] : 35.00 deg [B1950] 35 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 : 193.516663 -41.526668 (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 3230470 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 62.37 arcsec 2a = 62.37 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 93.51 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.50 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] : 35.00 deg [B1950] 35 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 : 193.516663 -41.526668 (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 3230470 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 92.26 arcsec 2a = 92.26 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 138.32 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.50 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] : 35.00 deg [B1950] 35 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 : 193.516663 -41.526668 (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 3230470 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 139.64 arcsec 2a = 139.64 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 209.36 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.50 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] : 35.00 deg [B1950] 35 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 : 193.516663 -41.526668 (B1950) Qualifiers : From new, raw data; Corrected for contaminating sources NED Comment : Elliptical isophote
No. 12 Published Units: Homogenized Units: Reference Code : 1989ESOLV.C...0000L Published Object Name : ESO-LV 3230470 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 33.88 arcsec 2a = 33.88 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 50.79 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.50 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] : 35.00 deg [B1950] 35 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 : 193.516663 -41.526668 (B1950) Qualifiers : From new, raw data; Corrected for contaminating sources NED Comment : Elliptical isophote
No. 13 Published Units: Homogenized Units: Reference Code : 1989ESOLV.C...0000L Published Object Name : ESO-LV 3230470 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 28.18 arcsec 2a = 28.18 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 : 193.516663 -41.526668 (B1950) Qualifiers : From new, raw data; Corrected for contaminating sources NED Comment : Circular aperture
No. 14 Published Units: Homogenized Units: Reference Code : 1989ESOLV.C...0000L Published Object Name : ESO-LV 3230470 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 9.28 arcsec 2a = 9.28 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 : 193.516663 -41.526668 (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 : 1989ESOLV.C...0000L Published Object Name : ESO-LV 3230470 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 0.09 arcsec 2a = 0.09 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 0.11 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.23 b/a = 0.81 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.19 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.20 Uncertainty : ... ... Cos-1(b/a) : ... 35 deg Position Angle [Equinox] : 35.19 deg [B1950] 35 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 : 193.516663 -41.526668 (B1950) Qualifiers : From new, raw data; Corrected for contaminating sources NED Comment : Derived scale length < 2" mean ESO-B PSF
No. 16 Published Units: Homogenized Units: Reference Code : 1989ESOLV.C...0000L Published Object Name : ESO-LV 3230470 Frequency Targeted : ESO-LV IIIa-F Major Axis (2a) : 0.01 arcsec 2a = 0.01 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 : 193.516663 -41.526668 (B1950) Qualifiers : From new, raw data; Corrected for contaminating sources NED Comment : Derived scale length < 2" mean ESO-B PSF
No. 17 Published Units: Homogenized Units: Reference Code : 1991RC3.9.C...0000d Published Object Name : ESO 323- G 047 Frequency Targeted : RC3 D_25, R_25 (blue) Major Axis (2a) : log(2a) + 1 = 1.10 2a = 75.50 arcsec Uncertainty : 0.05 9.20 arcsec Minor Axis (2b) : ... 2b = 55.95 arcsec Uncertainty : ... ... Axis Ratio : log(a/b) = 0.13 b/a = 0.74 Uncertainty : 0.04 0.07 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] : 35 deg [J2000] 35 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 : 125652.0 -414749. (J2000) Qualifiers : Homogenized from previously published data NED Comment :
No. 18 Published Units: Homogenized Units: Reference Code : 1991RC3.9.C...0000d Published Object Name : ESO 323- G 047 Frequency Targeted : RC3 D_0 (blue) Major Axis (2a) : log(2a) + 1 = 1.13 2a = 80.90 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 : 125652.0 -414749. (J2000) Qualifiers : Homogenized from previously published data NED Comment : Extinction and inclination corrected.

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