NASA/IPAC EXTRAGALACTIC DATABASE
Date and Time of the Query: 2019-06-20 T10:00:57 PDT
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Diameter data point(s) for object IC 5020

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.......:
39.7 (a) arcsec ... ... 0.740 (b/a) ... ... ... -25
[J2000]
20.0 K-mag arcsec^-2^ 1.38E+14 79.40 ... 0.74 0.26 0.29 42 155
[J2000]
2 K_s (2MASS "total")
20032MASX.C.......:
58.0 (a) arcsec ... ... 0.740 (b/a) ... ... ... -25
[J2000]
Diameter for "total" magnitude 1.38E+14 116.10 ... 0.74 0.26 0.29 42 155
[J2000]
3 POSS1 103a-E
1974MCG5..C...0000V
0.4 arcmin 0.4 arcmin ... ... ... ... ... Very high surface brightness 7.40E+14 24.00 ... 1.00 0.00 0.00 0 ...
4 POSS1 103a-E
1974MCG5..C...0000V
1.2 arcmin 1.0 arcmin ... ... ... ... ... Moderate surface brightness 7.40E+14 72.00 ... 0.83 0.17 0.18 34 ...
5 ESO-Uppsala "Quick Blue" IIa-O
1982ESOU..C...0000L
3.50 arcmin 2.50 arcmin ... ... ... ... 153
[B1950]
About 25.5 B-mag arcsec^-2^ 6.81E+14 210.00 ... 0.71 0.29 0.32 44 153
[J2000]
6 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
142.89 arcsec ... ... 1.40 (a/b) ... ... ... 153.00
[B1950]
25.0 B-mag arcsec^-2^ 6.81E+14 142.89 ... 0.71 0.29 0.32 44 153
[J2000]
7 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
186.21 arcsec ... ... 1.40 (a/b) ... ... ... 153.00
[B1950]
26.0 B-mag arcsec^-2^ 6.81E+14 186.21 ... 0.71 0.29 0.32 44 153
[J2000]
8 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
234.42 arcsec ... ... 1.40 (a/b) ... ... ... 153.00
[B1950]
27.0 B-mag arcsec^-2^ 6.81E+14 234.42 ... 0.71 0.29 0.32 44 153
[J2000]
9 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
101.16 arcsec ... ... 1.40 (a/b) ... ... ... 153.00
[B1950]
70% total B light 6.81E+14 101.16 ... 0.71 0.29 0.32 44 153
[J2000]
10 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
131.83 arcsec ... ... 1.40 (a/b) ... ... ... 153.00
[B1950]
80% total B light 6.81E+14 131.83 ... 0.71 0.29 0.32 44 153
[J2000]
11 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
181.97 arcsec ... ... 1.40 (a/b) ... ... ... 153.00
[B1950]
90% total B light 6.81E+14 181.97 ... 0.71 0.29 0.32 44 153
[J2000]
12 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
58.21 arcsec ... ... 1.40 (a/b) ... ... ... 153.00
[B1950]
50% total B light, major dia. 6.81E+14 58.21 ... 0.71 0.29 0.32 44 153
[J2000]
13 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
46.77 arcsec ... ... ... ... ... ... ... 50% total B light, aperture 6.81E+14 46.77 ... ... ... ... ... ...
14 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
14.22 arcsec ... ... ... ... ... ... ... B disk exp. scale length 6.81E+14 14.22 ... ... ... ... ... ...
15 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
0.40 arcsec ... ... 1.17 (a/b) ... ... ... 151.72
[B1950]
B exponential scale length 6.81E+14 0.40 ... 0.85 0.15 0.16 31 151
[J2000]
16 ESO-LV IIIa-F
1989ESOLV.C...0000L
1.04 arcsec ... ... ... ... ... ... ... R exponential scale length 4.68E+14 1.04 ... ... ... ... ... ...
17 RC3 D_25, R_25 (blue)
1991RC3.9.C...0000d
1.47 log(2a) + 1 ... ... 0.15
log(a/b)
0.04 ... ... 153
[J2000]
25.0 B-mag arcsec^-2^ 6.81E+14 177.10 17.10 0.71 0.29 0.33 45 153
[J2000]
18 RC3 A_e (Johnson B)
1991RC3.9.C...0000d
0.84 log(2a) + 1 ... ... ... 0.01 ... ... ... ... 6.81E+14 41.50 1.00 ... ... ... ... ...
19 RC3 D_0 (blue)
1991RC3.9.C...0000d
1.48 log(2a) + 1 ... ... ... ... ... ... ... 25.0 B-mag arcsec^-2^ 6.81E+14 181.20 ... ... ... ... ... ...


Detailed Information for Each Entry

 No. 1
                                Published Units:                    Homogenized Units:

Reference Code                : 20032MASX.C.......:
Published Object Name         : 2MASX J20303849-3329079       
Frequency Targeted            : K_s (2MASS isophotal)         
Major Axis (2a)               : a = 39.7       arcsec               2a = 79.40 arcsec
Uncertainty                   : ...                                 ... 
Minor Axis (2b)               : ...                                 2b = 58.76 arcsec
Uncertainty                   : ...                                 ...
Axis Ratio                    : b/a = 0.740                         b/a = 0.74
Uncertainty                   : ...                                 ...
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]      :  -25   deg [J2000]                  155 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          : 307.660370      -33.485569    (J2000)
Qualifiers                    : From new, raw data
NED Comment                   :                                         

No. 2 Published Units: Homogenized Units: Reference Code : 20032MASX.C.......: Published Object Name : 2MASX J20303849-3329079 Frequency Targeted : K_s (2MASS "total") Major Axis (2a) : a = 58.0 arcsec 2a = 116.10 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 85.91 arcsec Uncertainty : ... ... Axis Ratio : b/a = 0.740 b/a = 0.74 Uncertainty : ... ... 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] : -25 deg [J2000] 155 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 : 307.660370 -33.485569 (J2000) Qualifiers : From new, raw data NED Comment :
No. 3 Published Units: Homogenized Units: Reference Code : 1974MCG5..C...0000V Published Object Name : MCG -06-45-006 Frequency Targeted : POSS1 103a-E Major Axis (2a) : 0.4 arcmin 2a = 24.00 arcsec Uncertainty : ... ... Minor Axis (2b) : 2b = 0.4 arcmin 2b = 24.00 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 : 202736 -3339 (B1950) Qualifiers : From new, raw data NED Comment :
No. 4 Published Units: Homogenized Units: Reference Code : 1974MCG5..C...0000V Published Object Name : MCG -06-45-006 Frequency Targeted : POSS1 103a-E Major Axis (2a) : 1.2 arcmin 2a = 72.00 arcsec Uncertainty : ... ... Minor Axis (2b) : 2b = 1.0 arcmin 2b = 60.00 arcsec Uncertainty : ... ... Axis Ratio : ... b/a = 0.83 Uncertainty : ... ... 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] : ... ... Uncertainty : ... ... Significance : No uncertainty reported Diameter Reference Level : Moderate 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 : 202736 -3339 (B1950) Qualifiers : From new, raw data NED Comment :
No. 5 Published Units: Homogenized Units: Reference Code : 1982ESOU..C...0000L Published Object Name : ESO 400- G 034 Frequency Targeted : ESO-Uppsala "Quick Blue" IIa-O Major Axis (2a) : 3.50 arcmin 2a = 210.00 arcsec Uncertainty : ... ... Minor Axis (2b) : 2b = 2.50 arcmin 2b = 150.00 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] : 153 deg [B1950] 153 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 : 202729. -333912. (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 4000340 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 142.89 arcsec 2a = 142.89 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 200.13 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.40 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] : 153.00 deg [B1950] 153 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 : 306.870819 -33.653332 (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 4000340 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 186.21 arcsec 2a = 186.21 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 260.80 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.40 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] : 153.00 deg [B1950] 153 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 : 306.870819 -33.653332 (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 4000340 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 234.42 arcsec 2a = 234.42 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 328.32 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.40 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] : 153.00 deg [B1950] 153 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 : 306.870819 -33.653332 (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 4000340 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 101.16 arcsec 2a = 101.16 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 141.68 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.40 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] : 153.00 deg [B1950] 153 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 : 306.870819 -33.653332 (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 4000340 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 131.83 arcsec 2a = 131.83 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 184.64 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.40 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] : 153.00 deg [B1950] 153 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 : 306.870819 -33.653332 (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 4000340 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 181.97 arcsec 2a = 181.97 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 254.86 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.40 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] : 153.00 deg [B1950] 153 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 : 306.870819 -33.653332 (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 4000340 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 58.21 arcsec 2a = 58.21 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 81.53 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.40 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] : 153.00 deg [B1950] 153 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 : 306.870819 -33.653332 (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 4000340 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 46.77 arcsec 2a = 46.77 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 : 306.870819 -33.653332 (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 4000340 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 14.22 arcsec 2a = 14.22 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 : 306.870819 -33.653332 (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 4000340 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 0.40 arcsec 2a = 0.40 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 0.47 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.17 b/a = 0.85 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.15 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.16 Uncertainty : ... ... Cos-1(b/a) : ... 31 deg Position Angle [Equinox] : 151.72 deg [B1950] 151 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 : 306.870819 -33.653332 (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 4000340 Frequency Targeted : ESO-LV IIIa-F Major Axis (2a) : 1.04 arcsec 2a = 1.04 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 : 306.870819 -33.653332 (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 400- G 034 Frequency Targeted : RC3 D_25, R_25 (blue) Major Axis (2a) : log(2a) + 1 = 1.47 2a = 177.10 arcsec Uncertainty : 0.04 17.10 arcsec Minor Axis (2b) : ... 2b = 125.39 arcsec Uncertainty : ... ... Axis Ratio : log(a/b) = 0.15 b/a = 0.71 Uncertainty : 0.05 0.09 Ellipticity : ... 1 - b/a = 0.29 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.33 Uncertainty : ... ... Cos-1(b/a) : ... 45 deg Position Angle [Equinox] : 153 deg [J2000] 153 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 : 203038.1 -332905. (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 400- G 034 Frequency Targeted : RC3 A_e (Johnson B) Major Axis (2a) : log(2a) + 1 = 0.84 2a = 41.50 arcsec Uncertainty : 0.01 1.00 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 : 203038.1 -332905. (J2000) Qualifiers : From new, raw data NED Comment : From magnitude-aperture curves.
No. 19 Published Units: Homogenized Units: Reference Code : 1991RC3.9.C...0000d Published Object Name : ESO 400- G 034 Frequency Targeted : RC3 D_0 (blue) Major Axis (2a) : log(2a) + 1 = 1.48 2a = 181.20 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 : 203038.1 -332905. (J2000) Qualifiers : Homogenized from previously published data NED Comment : Extinction and inclination corrected.

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