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Date and Time of the Query: 2019-04-20 T15:08:53 PDT
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Diameter data point(s) for object NGC 3749

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.......:
47.3 (a) arcsec ... ... 0.420 (b/a) ... ... ... -70
[J2000]
20.0 K-mag arcsec^-2^ 1.38E+14 94.60 ... 0.42 0.58 0.70 65 110
[J2000]
2 K_s (2MASS "total")
20032MASX.C.......:
67.9 (a) arcsec ... ... 0.420 (b/a) ... ... ... -70
[J2000]
Diameter for "total" magnitude 1.38E+14 135.80 ... 0.42 0.58 0.70 65 110
[J2000]
3 POSS1 103a-E
1974MCG5..C...0000V
1.0 arcmin 0.5 arcmin ... ... ... ... ... High surface brightness 7.40E+14 60.00 ... 0.50 0.50 0.60 60 ...
4 POSS1 103a-E
1974MCG5..C...0000V
1.5 arcmin 0.6 arcmin ... ... ... ... ... Intermed. surface brightness 7.40E+14 90.00 ... 0.40 0.60 0.72 66 ...
5 ESO-Uppsala "Quick Blue" IIa-O
1982ESOU..C...0000L
5.50 arcmin 1.50 arcmin ... ... ... ... 107
[B1950]
About 25.5 B-mag arcsec^-2^ 6.81E+14 330.00 ... 0.27 0.73 0.86 74 107
[J2000]
6 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
223.87 arcsec ... ... 3.67 (a/b) ... ... ... 107.00
[B1950]
25.0 B-mag arcsec^-2^ 6.81E+14 223.87 ... 0.27 0.73 0.86 74 107
[J2000]
7 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
302.00 arcsec ... ... 3.67 (a/b) ... ... ... 107.00
[B1950]
26.0 B-mag arcsec^-2^ 6.81E+14 302.00 ... 0.27 0.73 0.86 74 107
[J2000]
8 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
384.59 arcsec ... ... 3.67 (a/b) ... ... ... 107.00
[B1950]
27.0 B-mag arcsec^-2^ 6.81E+14 384.59 ... 0.27 0.73 0.86 74 107
[J2000]
9 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
197.24 arcsec ... ... 3.67 (a/b) ... ... ... 107.00
[B1950]
70% total B light 6.81E+14 197.24 ... 0.27 0.73 0.86 74 107
[J2000]
10 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
251.19 arcsec ... ... 3.67 (a/b) ... ... ... 107.00
[B1950]
80% total B light 6.81E+14 251.19 ... 0.27 0.73 0.86 74 107
[J2000]
11 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
354.81 arcsec ... ... 3.67 (a/b) ... ... ... 107.00
[B1950]
90% total B light 6.81E+14 354.81 ... 0.27 0.73 0.86 74 107
[J2000]
12 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
108.39 arcsec ... ... 3.67 (a/b) ... ... ... 107.00
[B1950]
50% total B light, major dia. 6.81E+14 108.39 ... 0.27 0.73 0.86 74 107
[J2000]
13 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
63.10 arcsec ... ... ... ... ... ... ... 50% total B light, aperture 6.81E+14 63.10 ... ... ... ... ... ...
14 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
16.08 arcsec ... ... ... ... ... ... ... B disk exp. scale length 6.81E+14 16.08 ... ... ... ... ... ...
15 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
0.59 arcsec ... ... 2.74 (a/b) ... ... ... 112.16
[B1950]
B exponential scale length 6.81E+14 0.59 ... 0.37 0.63 0.76 69 112
[J2000]
16 ESO-LV IIIa-F
1989ESOLV.C...0000L
0.18 arcsec ... ... ... ... ... ... ... R exponential scale length 4.68E+14 0.18 ... ... ... ... ... ...
17 RC3 D_25, R_25 (blue)
1991RC3.9.C...0000d
1.50 log(2a) + 1 ... ... 0.60
log(a/b)
0.03 ... ... 107
[J2000]
25.0 B-mag arcsec^-2^ 6.81E+14 189.70 13.60 0.25 0.75 0.88 75 107
[J2000]
18 RC3 D_0 (blue)
1991RC3.9.C...0000d
1.54 log(2a) + 1 ... ... ... ... ... ... ... 25.0 B-mag arcsec^-2^ 6.81E+14 208.00 ... ... ... ... ... ...


Detailed Information for Each Entry

 No. 1
                                Published Units:                    Homogenized Units:

Reference Code                : 20032MASX.C.......:
Published Object Name         : 2MASX J11355320-3759503       
Frequency Targeted            : K_s (2MASS isophotal)         
Major Axis (2a)               : a = 47.3       arcsec               2a = 94.60 arcsec
Uncertainty                   : ...                                 ... 
Minor Axis (2b)               : ...                                 2b = 39.73 arcsec
Uncertainty                   : ...                                 ...
Axis Ratio                    : b/a = 0.420                         b/a = 0.42
Uncertainty                   : ...                                 ...
Ellipticity                   : ...                                 1 - b/a = 0.58
Uncertainty                   : ...                                 ...
Eccentricity                  : ...                                 [(a/b)2-1]/[(a/b)2+1] = 0.70
Uncertainty                   : ...                                 ...
Cos-1(b/a)                    : ...                                 65 deg
Position Angle [Equinox]      :  -70   deg [J2000]                  110 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          : 173.971725      -37.997368    (J2000)
Qualifiers                    : From new, raw data
NED Comment                   :                                         

No. 2 Published Units: Homogenized Units: Reference Code : 20032MASX.C.......: Published Object Name : 2MASX J11355320-3759503 Frequency Targeted : K_s (2MASS "total") Major Axis (2a) : a = 67.9 arcsec 2a = 135.80 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 57.04 arcsec Uncertainty : ... ... Axis Ratio : b/a = 0.420 b/a = 0.42 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.58 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.70 Uncertainty : ... ... Cos-1(b/a) : ... 65 deg Position Angle [Equinox] : -70 deg [J2000] 110 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 : 173.971725 -37.997368 (J2000) Qualifiers : From new, raw data NED Comment :
No. 3 Published Units: Homogenized Units: Reference Code : 1974MCG5..C...0000V Published Object Name : MCG -06-26-002 Frequency Targeted : POSS1 103a-E Major Axis (2a) : 1.0 arcmin 2a = 60.00 arcsec Uncertainty : ... ... Minor Axis (2b) : 2b = 0.5 arcmin 2b = 30.00 arcsec Uncertainty : ... ... Axis Ratio : ... b/a = 0.50 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.50 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.60 Uncertainty : ... ... Cos-1(b/a) : ... 60 deg Position Angle [Equinox] : ... ... Uncertainty : ... ... Significance : No uncertainty reported Diameter Reference Level : 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 : 113324 -3742 (B1950) Qualifiers : From new, raw data NED Comment :
No. 4 Published Units: Homogenized Units: Reference Code : 1974MCG5..C...0000V Published Object Name : MCG -06-26-002 Frequency Targeted : POSS1 103a-E Major Axis (2a) : 1.5 arcmin 2a = 90.00 arcsec Uncertainty : ... ... Minor Axis (2b) : 2b = 0.6 arcmin 2b = 36.00 arcsec Uncertainty : ... ... Axis Ratio : ... b/a = 0.40 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.60 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.72 Uncertainty : ... ... Cos-1(b/a) : ... 66 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 : 113324 -3742 (B1950) Qualifiers : From new, raw data NED Comment :
No. 5 Published Units: Homogenized Units: Reference Code : 1982ESOU..C...0000L Published Object Name : ESO 320- G 008 Frequency Targeted : ESO-Uppsala "Quick Blue" IIa-O Major Axis (2a) : 5.50 arcmin 2a = 330.00 arcsec Uncertainty : ... ... Minor Axis (2b) : 2b = 1.50 arcmin 2b = 90.00 arcsec Uncertainty : ... ... Axis Ratio : ... b/a = 0.27 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.73 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.86 Uncertainty : ... ... Cos-1(b/a) : ... 74 deg Position Angle [Equinox] : 107 deg [B1950] 107 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 : 113325. -374312. (B1950) Qualifiers : From new, raw data NED Comment : Diameters flagged uncertain.
No. 6 Published Units: Homogenized Units: Reference Code : 1989ESOLV.C...0000L Published Object Name : ESO-LV 3200080 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 223.87 arcsec 2a = 223.87 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 820.04 arcsec Uncertainty : ... ... Axis Ratio : a/b = 3.67 b/a = 0.27 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.73 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.86 Uncertainty : ... ... Cos-1(b/a) : ... 74 deg Position Angle [Equinox] : 107.00 deg [B1950] 107 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 : 173.354172 -37.720001 (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 3200080 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 302.00 arcsec 2a = 302.00 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 1106.23 arcsec Uncertainty : ... ... Axis Ratio : a/b = 3.67 b/a = 0.27 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.73 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.86 Uncertainty : ... ... Cos-1(b/a) : ... 74 deg Position Angle [Equinox] : 107.00 deg [B1950] 107 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 : 173.354172 -37.720001 (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 3200080 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 384.59 arcsec 2a = 384.59 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 1408.75 arcsec Uncertainty : ... ... Axis Ratio : a/b = 3.67 b/a = 0.27 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.73 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.86 Uncertainty : ... ... Cos-1(b/a) : ... 74 deg Position Angle [Equinox] : 107.00 deg [B1950] 107 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 : 173.354172 -37.720001 (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 3200080 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 197.24 arcsec 2a = 197.24 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 722.49 arcsec Uncertainty : ... ... Axis Ratio : a/b = 3.67 b/a = 0.27 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.73 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.86 Uncertainty : ... ... Cos-1(b/a) : ... 74 deg Position Angle [Equinox] : 107.00 deg [B1950] 107 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 : 173.354172 -37.720001 (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 3200080 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 251.19 arcsec 2a = 251.19 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 920.11 arcsec Uncertainty : ... ... Axis Ratio : a/b = 3.67 b/a = 0.27 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.73 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.86 Uncertainty : ... ... Cos-1(b/a) : ... 74 deg Position Angle [Equinox] : 107.00 deg [B1950] 107 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 : 173.354172 -37.720001 (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 3200080 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 354.81 arcsec 2a = 354.81 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 1299.67 arcsec Uncertainty : ... ... Axis Ratio : a/b = 3.67 b/a = 0.27 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.73 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.86 Uncertainty : ... ... Cos-1(b/a) : ... 74 deg Position Angle [Equinox] : 107.00 deg [B1950] 107 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 : 173.354172 -37.720001 (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 3200080 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 108.39 arcsec 2a = 108.39 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 397.03 arcsec Uncertainty : ... ... Axis Ratio : a/b = 3.67 b/a = 0.27 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.73 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.86 Uncertainty : ... ... Cos-1(b/a) : ... 74 deg Position Angle [Equinox] : 107.00 deg [B1950] 107 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 : 173.354172 -37.720001 (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 3200080 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 63.10 arcsec 2a = 63.10 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 : 173.354172 -37.720001 (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 3200080 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 16.08 arcsec 2a = 16.08 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 : 173.354172 -37.720001 (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 3200080 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 0.59 arcsec 2a = 0.59 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 1.61 arcsec Uncertainty : ... ... Axis Ratio : a/b = 2.74 b/a = 0.37 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.63 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.76 Uncertainty : ... ... Cos-1(b/a) : ... 69 deg Position Angle [Equinox] : 112.16 deg [B1950] 112 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 : 173.354172 -37.720001 (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 3200080 Frequency Targeted : ESO-LV IIIa-F Major Axis (2a) : 0.18 arcsec 2a = 0.18 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 : 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 : 173.354172 -37.720001 (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 320- G 008 Frequency Targeted : RC3 D_25, R_25 (blue) Major Axis (2a) : log(2a) + 1 = 1.50 2a = 189.70 arcsec Uncertainty : 0.03 13.60 arcsec Minor Axis (2b) : ... 2b = 47.61 arcsec Uncertainty : ... ... Axis Ratio : log(a/b) = 0.60 b/a = 0.25 Uncertainty : 0.05 0.03 Ellipticity : ... 1 - b/a = 0.75 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.88 Uncertainty : ... ... Cos-1(b/a) : ... 75 deg Position Angle [Equinox] : 107 deg [J2000] 107 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 : 113553.0 -375948. (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 320- G 008 Frequency Targeted : RC3 D_0 (blue) Major Axis (2a) : log(2a) + 1 = 1.54 2a = 208.00 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 : 113553.0 -375948. (J2000) Qualifiers : Homogenized from previously published data NED Comment : Extinction and inclination corrected.

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