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Date and Time of the Query: 2019-06-19 T02:16:09 PDT
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Diameter data point(s) for object IC 1826

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.......:
27.7 (a) arcsec ... ... 0.800 (b/a) ... ... ... -75
[J2000]
20.0 K-mag arcsec^-2^ 1.38E+14 55.40 ... 0.80 0.20 0.22 37 105
[J2000]
2 K_s (2MASS "total")
20032MASX.C.......:
57.7 (a) arcsec ... ... 0.800 (b/a) ... ... ... -75
[J2000]
Diameter for "total" magnitude 1.38E+14 115.40 ... 0.80 0.20 0.22 37 105
[J2000]
3 POSS1 103a-O
1968MCG4..C...0000V
0.50 arcmin 0.50 arcmin ... ... ... ... ... Very high surface brightness 7.40E+14 30.00 ... 1.00 0.00 0.00 0 ...
4 POSS1 103a-O
1968MCG4..C...0000V
1.30 arcmin 1.10 arcmin ... ... ... ... ... Intermed. surface brightness 7.40E+14 78.00 ... 0.85 0.15 0.17 32 ...
5 ESO-Uppsala "Quick Blue" IIa-O
1982ESOU..C...0000L
2.30 arcmin 1.70 arcmin ... ... ... ... ... About 25.5 B-mag arcsec^-2^ 6.81E+14 138.00 ... 0.74 0.26 0.29 42 ...
6 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
113.50 arcsec ... ... 1.26 (a/b) ... ... ... 110.77
[B1950]
25.0 B-mag arcsec^-2^ 6.81E+14 113.50 ... 0.79 0.21 0.23 37 111
[J2000]
7 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
146.22 arcsec ... ... 1.26 (a/b) ... ... ... 110.77
[B1950]
26.0 B-mag arcsec^-2^ 6.81E+14 146.22 ... 0.79 0.21 0.23 37 111
[J2000]
8 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
182.0 arcsec ... ... 1.259 (a/b) ... ... ... 110.77
[B1950]
27.0 B-mag arcsec^-2^ 6.81E+14 182.00 ... 0.79 0.21 0.23 37 111
[J2000]
9 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
181.97 arcsec ... ... 1.26 (a/b) ... ... ... 110.77
[B1950]
27.0 B-mag arcsec^-2^ 6.81E+14 181.97 ... 0.79 0.21 0.23 37 111
[J2000]
10 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
59.57 arcsec ... ... 1.26 (a/b) ... ... ... 110.77
[B1950]
70% total B light 6.81E+14 59.57 ... 0.79 0.21 0.23 37 111
[J2000]
11 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
80.35 arcsec ... ... 1.26 (a/b) ... ... ... 110.77
[B1950]
80% total B light 6.81E+14 80.35 ... 0.79 0.21 0.23 37 111
[J2000]
12 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
116.14 arcsec ... ... 1.26 (a/b) ... ... ... 110.77
[B1950]
90% total B light 6.81E+14 116.14 ... 0.79 0.21 0.23 37 111
[J2000]
13 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
33.50 arcsec ... ... 1.26 (a/b) ... ... ... 110.77
[B1950]
50% total B light, major dia. 6.81E+14 33.50 ... 0.79 0.21 0.23 37 111
[J2000]
14 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
30.20 arcsec ... ... ... ... ... ... ... 50% total B light, aperture 6.81E+14 30.20 ... ... ... ... ... ...
15 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
11.74 arcsec ... ... ... ... ... ... ... B disk exp. scale length 6.81E+14 11.74 ... ... ... ... ... ...
16 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
1.50 arcsec ... ... 1.26 (a/b) ... ... ... 110.77
[B1950]
B exponential scale length 6.81E+14 1.50 ... 0.79 0.21 0.23 37 111
[J2000]
17 ESO-LV IIIa-F
1989ESOLV.C...0000L
1.57 arcsec ... ... ... ... ... ... ... R exponential scale length 4.68E+14 1.57 ... ... ... ... ... ...
18 RC3 D_25, R_25 (blue)
1991RC3.9.C...0000d
1.22 log(2a) + 1 ... ... 0.08
log(a/b)
0.04 ... ... ... 25.0 B-mag arcsec^-2^ 6.81E+14 99.60 9.60 0.83 0.17 0.18 34 ...
19 RC3 D_0 (blue)
1991RC3.9.C...0000d
1.21 log(2a) + 1 ... ... ... ... ... ... ... 25.0 B-mag arcsec^-2^ 6.81E+14 97.30 ... ... ... ... ... ...


Detailed Information for Each Entry

 No. 1
                                Published Units:                    Homogenized Units:

Reference Code                : 20032MASX.C.......:
Published Object Name         : 2MASX J02390354-2726351       
Frequency Targeted            : K_s (2MASS isophotal)         
Major Axis (2a)               : a = 27.7       arcsec               2a = 55.40 arcsec
Uncertainty                   : ...                                 ... 
Minor Axis (2b)               : ...                                 2b = 44.32 arcsec
Uncertainty                   : ...                                 ...
Axis Ratio                    : b/a = 0.800                         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]      :  -75   deg [J2000]                  105 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          : 39.764812       -27.443127    (J2000)
Qualifiers                    : From new, raw data
NED Comment                   :                                         

No. 2 Published Units: Homogenized Units: Reference Code : 20032MASX.C.......: Published Object Name : 2MASX J02390354-2726351 Frequency Targeted : K_s (2MASS "total") Major Axis (2a) : a = 57.7 arcsec 2a = 115.40 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 92.32 arcsec Uncertainty : ... ... Axis Ratio : b/a = 0.800 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] : -75 deg [J2000] 105 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 : 39.764812 -27.443127 (J2000) Qualifiers : From new, raw data NED Comment :
No. 3 Published Units: Homogenized Units: Reference Code : 1968MCG4..C...0000V Published Object Name : MCG -05-07-012 Frequency Targeted : POSS1 103a-O Major Axis (2a) : 0.50 arcmin 2a = 30.00 arcsec Uncertainty : ... ... Minor Axis (2b) : 2b = 0.50 arcmin 2b = 30.00 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 : 023648 -2739 (B1950) Qualifiers : From new, raw data NED Comment :
No. 4 Published Units: Homogenized Units: Reference Code : 1968MCG4..C...0000V Published Object Name : MCG -05-07-012 Frequency Targeted : POSS1 103a-O Major Axis (2a) : 1.30 arcmin 2a = 78.00 arcsec Uncertainty : ... ... Minor Axis (2b) : 2b = 1.10 arcmin 2b = 66.00 arcsec Uncertainty : ... ... Axis Ratio : ... b/a = 0.85 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.15 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.17 Uncertainty : ... ... Cos-1(b/a) : ... 32 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 : 023648 -2739 (B1950) Qualifiers : From new, raw data NED Comment :
No. 5 Published Units: Homogenized Units: Reference Code : 1982ESOU..C...0000L Published Object Name : ESO 416- G 006 Frequency Targeted : ESO-Uppsala "Quick Blue" IIa-O Major Axis (2a) : 2.30 arcmin 2a = 138.00 arcsec Uncertainty : ... ... Minor Axis (2b) : 2b = 1.70 arcmin 2b = 102.00 arcsec Uncertainty : ... ... Axis Ratio : ... 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] : ... ... 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 : 023652. -273936. (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 4160060 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 113.50 arcsec 2a = 113.50 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 142.95 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.26 b/a = 0.79 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.21 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.23 Uncertainty : ... ... Cos-1(b/a) : ... 37 deg Position Angle [Equinox] : 110.77 deg [B1950] 111 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 : 39.216667 -27.660000 (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 4160060 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 146.22 arcsec 2a = 146.22 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 184.16 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.26 b/a = 0.79 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.21 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.23 Uncertainty : ... ... Cos-1(b/a) : ... 37 deg Position Angle [Equinox] : 110.77 deg [B1950] 111 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 : 39.216667 -27.660000 (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 4160060 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 182.0 arcsec 2a = 182.00 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 229.22 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.259 b/a = 0.79 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.21 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.23 Uncertainty : ... ... Cos-1(b/a) : ... 37 deg Position Angle [Equinox] : 110.77 deg [B1950] 111 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 : 39.21667 -27.66000 (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 4160060 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 181.97 arcsec 2a = 181.97 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 229.18 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.26 b/a = 0.79 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.21 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.23 Uncertainty : ... ... Cos-1(b/a) : ... 37 deg Position Angle [Equinox] : 110.77 deg [B1950] 111 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 : 39.216667 -27.660000 (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 4160060 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 59.57 arcsec 2a = 59.57 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 75.03 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.26 b/a = 0.79 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.21 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.23 Uncertainty : ... ... Cos-1(b/a) : ... 37 deg Position Angle [Equinox] : 110.77 deg [B1950] 111 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 : 39.216667 -27.660000 (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 4160060 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 80.35 arcsec 2a = 80.35 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 101.20 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.26 b/a = 0.79 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.21 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.23 Uncertainty : ... ... Cos-1(b/a) : ... 37 deg Position Angle [Equinox] : 110.77 deg [B1950] 111 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 : 39.216667 -27.660000 (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 4160060 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 116.14 arcsec 2a = 116.14 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 146.27 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.26 b/a = 0.79 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.21 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.23 Uncertainty : ... ... Cos-1(b/a) : ... 37 deg Position Angle [Equinox] : 110.77 deg [B1950] 111 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 : 39.216667 -27.660000 (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 4160060 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 33.50 arcsec 2a = 33.50 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 42.19 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.26 b/a = 0.79 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.21 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.23 Uncertainty : ... ... Cos-1(b/a) : ... 37 deg Position Angle [Equinox] : 110.77 deg [B1950] 111 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 : 39.216667 -27.660000 (B1950) Qualifiers : From new, raw data; Corrected for contaminating sources NED Comment : Elliptical isophote
No. 14 Published Units: Homogenized Units: Reference Code : 1989ESOLV.C...0000L Published Object Name : ESO-LV 4160060 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 30.20 arcsec 2a = 30.20 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 : 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 : 39.216667 -27.660000 (B1950) Qualifiers : From new, raw data; Corrected for contaminating sources NED Comment : Circular aperture
No. 15 Published Units: Homogenized Units: Reference Code : 1989ESOLV.C...0000L Published Object Name : ESO-LV 4160060 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 11.74 arcsec 2a = 11.74 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 : 39.216667 -27.660000 (B1950) Qualifiers : From new, raw data; Corrected for contaminating sources NED Comment : From fits to surf. brightness in octants
No. 16 Published Units: Homogenized Units: Reference Code : 1989ESOLV.C...0000L Published Object Name : ESO-LV 4160060 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 1.50 arcsec 2a = 1.50 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 1.89 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.26 b/a = 0.79 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.21 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.23 Uncertainty : ... ... Cos-1(b/a) : ... 37 deg Position Angle [Equinox] : 110.77 deg [B1950] 111 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 : 39.216667 -27.660000 (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 : 1989ESOLV.C...0000L Published Object Name : ESO-LV 4160060 Frequency Targeted : ESO-LV IIIa-F Major Axis (2a) : 1.57 arcsec 2a = 1.57 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 : 39.216667 -27.660000 (B1950) Qualifiers : From new, raw data; Corrected for contaminating sources NED Comment : Derived scale length < 2" mean ESO-B PSF
No. 18 Published Units: Homogenized Units: Reference Code : 1991RC3.9.C...0000d Published Object Name : ESO 416- G 006 Frequency Targeted : RC3 D_25, R_25 (blue) Major Axis (2a) : log(2a) + 1 = 1.22 2a = 99.60 arcsec Uncertainty : 0.04 9.60 arcsec Minor Axis (2b) : ... 2b = 82.87 arcsec Uncertainty : ... ... Axis Ratio : log(a/b) = 0.08 b/a = 0.83 Uncertainty : 0.04 0.08 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 : 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 : 023903.6 -272643. (J2000) Qualifiers : Homogenized from previously published data NED Comment :
No. 19 Published Units: Homogenized Units: Reference Code : 1991RC3.9.C...0000d Published Object Name : ESO 416- G 006 Frequency Targeted : RC3 D_0 (blue) Major Axis (2a) : log(2a) + 1 = 1.21 2a = 97.30 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 : 023903.6 -272643. (J2000) Qualifiers : Homogenized from previously published data NED Comment : Extinction and inclination corrected.

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