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Date and Time of the Query: 2019-03-25 T23:11:21 PDT
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Diameter data point(s) for object IC 4430

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.......:
52.8 (a) arcsec ... ... 0.580 (b/a) ... ... ... 30
[J2000]
20.0 K-mag arcsec^-2^ 1.38E+14 105.60 ... 0.58 0.42 0.50 55 30
[J2000]
2 K_s (2MASS "total")
20032MASX.C.......:
75.2 (a) arcsec ... ... 0.580 (b/a) ... ... ... 30
[J2000]
Diameter for "total" magnitude 1.38E+14 150.30 ... 0.58 0.42 0.50 55 30
[J2000]
3 POSS1 103a-O
1968MCG4..C...0000V
0.40 arcmin 0.25 arcmin ... ... ... ... ... Very high surface brightness 7.40E+14 24.00 ... 0.62 0.38 0.44 51 ...
4 POSS1 103a-O
1968MCG4..C...0000V
0.80 arcmin 0.60 arcmin ... ... ... ... ... Low surface brightness 7.40E+14 48.00 ... 0.75 0.25 0.28 41 ...
5 ESO-Uppsala "Quick Blue" IIa-O
1982ESOU..C...0000L
3.50 arcmin 1.80 arcmin ... ... ... ... 15
[B1950]
About 25.5 B-mag arcsec^-2^ 6.81E+14 210.00 ... 0.51 0.49 0.58 59 15
[J2000]
6 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
139.64 arcsec ... ... 1.94 (a/b) ... ... ... 15.00
[B1950]
25.0 B-mag arcsec^-2^ 6.81E+14 139.64 ... 0.51 0.49 0.58 59 15
[J2000]
7 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
208.93 arcsec ... ... 1.94 (a/b) ... ... ... 15.00
[B1950]
26.0 B-mag arcsec^-2^ 6.81E+14 208.93 ... 0.51 0.49 0.58 59 15
[J2000]
8 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
269.15 arcsec ... ... 1.94 (a/b) ... ... ... 15.00
[B1950]
27.0 B-mag arcsec^-2^ 6.81E+14 269.15 ... 0.51 0.49 0.58 59 15
[J2000]
9 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
91.20 arcsec ... ... 1.94 (a/b) ... ... ... 15.00
[B1950]
70% total B light 6.81E+14 91.20 ... 0.51 0.49 0.58 59 15
[J2000]
10 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
123.03 arcsec ... ... 1.94 (a/b) ... ... ... 15.00
[B1950]
80% total B light 6.81E+14 123.03 ... 0.51 0.49 0.58 59 15
[J2000]
11 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
188.36 arcsec ... ... 1.94 (a/b) ... ... ... 15.00
[B1950]
90% total B light 6.81E+14 188.36 ... 0.51 0.49 0.58 59 15
[J2000]
12 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
57.54 arcsec ... ... 1.94 (a/b) ... ... ... 15.00
[B1950]
50% total B light, major dia. 6.81E+14 57.54 ... 0.51 0.49 0.58 59 15
[J2000]
13 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
41.69 arcsec ... ... ... ... ... ... ... 50% total B light, aperture 6.81E+14 41.69 ... ... ... ... ... ...
14 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
14.33 arcsec ... ... ... ... ... ... ... B disk exp. scale length 6.81E+14 14.33 ... ... ... ... ... ...
15 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
1.14 arcsec ... ... 1.74 (a/b) ... ... ... 27.07
[B1950]
B exponential scale length 6.81E+14 1.14 ... 0.58 0.42 0.50 55 27
[J2000]
16 ESO-LV IIIa-F
1989ESOLV.C...0000L
0.27 arcsec ... ... ... ... ... ... ... R exponential scale length 4.68E+14 0.27 ... ... ... ... ... ...
17 RC3 D_25, R_25 (blue)
1991RC3.9.C...0000d
1.32 log(2a) + 1 ... ... 0.26
log(a/b)
0.04 ... ... 15
[J2000]
25.0 B-mag arcsec^-2^ 6.81E+14 125.40 12.10 0.55 0.45 0.54 57 15
[J2000]
18 RC3 D_0 (blue)
1991RC3.9.C...0000d
1.31 log(2a) + 1 ... ... ... ... ... ... ... 25.0 B-mag arcsec^-2^ 6.81E+14 122.50 ... ... ... ... ... ...


Detailed Information for Each Entry

 No. 1
                                Published Units:                    Homogenized Units:

Reference Code                : 20032MASX.C.......:
Published Object Name         : 2MASX J14291940-3327184       
Frequency Targeted            : K_s (2MASS isophotal)         
Major Axis (2a)               : a = 52.8       arcsec               2a = 105.60 arcsec
Uncertainty                   : ...                                 ... 
Minor Axis (2b)               : ...                                 2b = 61.25 arcsec
Uncertainty                   : ...                                 ...
Axis Ratio                    : b/a = 0.580                         b/a = 0.58
Uncertainty                   : ...                                 ...
Ellipticity                   : ...                                 1 - b/a = 0.42
Uncertainty                   : ...                                 ...
Eccentricity                  : ...                                 [(a/b)2-1]/[(a/b)2+1] = 0.50
Uncertainty                   : ...                                 ...
Cos-1(b/a)                    : ...                                 55 deg
Position Angle [Equinox]      :   30   deg [J2000]                  30 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          : 217.330826      -33.455116    (J2000)
Qualifiers                    : From new, raw data
NED Comment                   :                                         

No. 2 Published Units: Homogenized Units: Reference Code : 20032MASX.C.......: Published Object Name : 2MASX J14291940-3327184 Frequency Targeted : K_s (2MASS "total") Major Axis (2a) : a = 75.2 arcsec 2a = 150.30 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 87.17 arcsec Uncertainty : ... ... Axis Ratio : b/a = 0.580 b/a = 0.58 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.42 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.50 Uncertainty : ... ... Cos-1(b/a) : ... 55 deg Position Angle [Equinox] : 30 deg [J2000] 30 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 : 217.330826 -33.455116 (J2000) Qualifiers : From new, raw data NED Comment :
No. 3 Published Units: Homogenized Units: Reference Code : 1968MCG4..C...0000V Published Object Name : MCG -05-34-014 Frequency Targeted : POSS1 103a-O Major Axis (2a) : 0.40 arcmin 2a = 24.00 arcsec Uncertainty : ... ... Minor Axis (2b) : 2b = 0.25 arcmin 2b = 15.00 arcsec Uncertainty : ... ... Axis Ratio : ... b/a = 0.62 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.38 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.44 Uncertainty : ... ... Cos-1(b/a) : ... 51 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 : 142618 -3315 (B1950) Qualifiers : From new, raw data NED Comment :
No. 4 Published Units: Homogenized Units: Reference Code : 1968MCG4..C...0000V Published Object Name : MCG -05-34-014 Frequency Targeted : POSS1 103a-O Major Axis (2a) : 0.80 arcmin 2a = 48.00 arcsec Uncertainty : ... ... Minor Axis (2b) : 2b = 0.60 arcmin 2b = 36.00 arcsec Uncertainty : ... ... Axis Ratio : ... b/a = 0.75 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.25 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.28 Uncertainty : ... ... Cos-1(b/a) : ... 41 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 : 142618 -3315 (B1950) Qualifiers : From new, raw data NED Comment :
No. 5 Published Units: Homogenized Units: Reference Code : 1982ESOU..C...0000L Published Object Name : ESO 385- G 030 Frequency Targeted : ESO-Uppsala "Quick Blue" IIa-O Major Axis (2a) : 3.50 arcmin 2a = 210.00 arcsec Uncertainty : ... ... Minor Axis (2b) : 2b = 1.80 arcmin 2b = 108.00 arcsec Uncertainty : ... ... Axis Ratio : ... b/a = 0.51 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.49 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.58 Uncertainty : ... ... Cos-1(b/a) : ... 59 deg Position Angle [Equinox] : 15 deg [B1950] 15 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 : 142619. -331354. (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 3850300 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 139.64 arcsec 2a = 139.64 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 271.67 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.94 b/a = 0.51 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.49 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.58 Uncertainty : ... ... Cos-1(b/a) : ... 59 deg Position Angle [Equinox] : 15.00 deg [B1950] 15 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 : 216.579163 -33.231667 (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 3850300 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 208.93 arcsec 2a = 208.93 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 406.48 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.94 b/a = 0.51 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.49 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.58 Uncertainty : ... ... Cos-1(b/a) : ... 59 deg Position Angle [Equinox] : 15.00 deg [B1950] 15 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 : 216.579163 -33.231667 (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 3850300 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 269.15 arcsec 2a = 269.15 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 523.64 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.94 b/a = 0.51 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.49 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.58 Uncertainty : ... ... Cos-1(b/a) : ... 59 deg Position Angle [Equinox] : 15.00 deg [B1950] 15 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 : 216.579163 -33.231667 (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 3850300 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 91.20 arcsec 2a = 91.20 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 177.43 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.94 b/a = 0.51 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.49 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.58 Uncertainty : ... ... Cos-1(b/a) : ... 59 deg Position Angle [Equinox] : 15.00 deg [B1950] 15 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 : 216.579163 -33.231667 (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 3850300 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 123.03 arcsec 2a = 123.03 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 239.36 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.94 b/a = 0.51 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.49 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.58 Uncertainty : ... ... Cos-1(b/a) : ... 59 deg Position Angle [Equinox] : 15.00 deg [B1950] 15 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 : 216.579163 -33.231667 (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 3850300 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 188.36 arcsec 2a = 188.36 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 366.46 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.94 b/a = 0.51 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.49 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.58 Uncertainty : ... ... Cos-1(b/a) : ... 59 deg Position Angle [Equinox] : 15.00 deg [B1950] 15 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 : 216.579163 -33.231667 (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 3850300 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 57.54 arcsec 2a = 57.54 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 111.95 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.94 b/a = 0.51 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.49 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.58 Uncertainty : ... ... Cos-1(b/a) : ... 59 deg Position Angle [Equinox] : 15.00 deg [B1950] 15 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 : 216.579163 -33.231667 (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 3850300 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 41.69 arcsec 2a = 41.69 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 : 216.579163 -33.231667 (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 3850300 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 14.33 arcsec 2a = 14.33 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 : 216.579163 -33.231667 (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 3850300 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 1.14 arcsec 2a = 1.14 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 1.98 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.74 b/a = 0.58 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.42 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.50 Uncertainty : ... ... Cos-1(b/a) : ... 55 deg Position Angle [Equinox] : 27.07 deg [B1950] 27 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 : 216.579163 -33.231667 (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 3850300 Frequency Targeted : ESO-LV IIIa-F Major Axis (2a) : 0.27 arcsec 2a = 0.27 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 : 216.579163 -33.231667 (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 385- G 030 Frequency Targeted : RC3 D_25, R_25 (blue) Major Axis (2a) : log(2a) + 1 = 1.32 2a = 125.40 arcsec Uncertainty : 0.04 12.10 arcsec Minor Axis (2b) : ... 2b = 68.97 arcsec Uncertainty : ... ... Axis Ratio : log(a/b) = 0.26 b/a = 0.55 Uncertainty : 0.04 0.05 Ellipticity : ... 1 - b/a = 0.45 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.54 Uncertainty : ... ... Cos-1(b/a) : ... 57 deg Position Angle [Equinox] : 15 deg [J2000] 15 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 : 142919.2 -332715. (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 385- G 030 Frequency Targeted : RC3 D_0 (blue) Major Axis (2a) : log(2a) + 1 = 1.31 2a = 122.50 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 : 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 : 142919.2 -332715. (J2000) Qualifiers : Homogenized from previously published data NED Comment : Extinction and inclination corrected.

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