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Date and Time of the Query: 2019-05-22 T10:52:31 PDT
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Diameter data point(s) for object NGC 2090

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 POSS1 103a-E
1974MCG5..C...0000V
1.7 arcmin 0.8 arcmin ... ... ... ... ... Very high surface brightness 7.40E+14 102.00 ... 0.47 0.53 0.64 62 ...
2 POSS1 103a-E
1974MCG5..C...0000V
3.0 arcmin 1.7 arcmin ... ... ... ... ... ... 7.40E+14 180.00 ... 0.57 0.43 0.51 55 ...
3 ESO-Uppsala "Quick Blue" IIa-O
1982ESOU..C...0000L
9.00 arcmin 5.00 arcmin ... ... ... ... 13
[B1950]
About 25.5 B-mag arcsec^-2^ 6.81E+14 540.00 ... 0.56 0.44 0.53 56 13
[J2000]
4 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
266.07 arcsec ... ... 1.80 (a/b) ... ... ... 13.00
[B1950]
25.0 B-mag arcsec^-2^ 6.81E+14 266.07 ... 0.56 0.44 0.53 56 13
[J2000]
5 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
412.10 arcsec ... ... 1.80 (a/b) ... ... ... 13.00
[B1950]
26.0 B-mag arcsec^-2^ 6.81E+14 412.10 ... 0.56 0.44 0.53 56 13
[J2000]
6 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
537.03 arcsec ... ... 1.80 (a/b) ... ... ... 13.00
[B1950]
27.0 B-mag arcsec^-2^ 6.81E+14 537.03 ... 0.56 0.44 0.53 56 13
[J2000]
7 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
216.27 arcsec ... ... 1.80 (a/b) ... ... ... 13.00
[B1950]
70% total B light 6.81E+14 216.27 ... 0.56 0.44 0.53 56 13
[J2000]
8 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
305.49 arcsec ... ... 1.80 (a/b) ... ... ... 13.00
[B1950]
80% total B light 6.81E+14 305.49 ... 0.56 0.44 0.53 56 13
[J2000]
9 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
426.58 arcsec ... ... 1.80 (a/b) ... ... ... 13.00
[B1950]
90% total B light 6.81E+14 426.58 ... 0.56 0.44 0.53 56 13
[J2000]
10 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
92.26 arcsec ... ... 1.80 (a/b) ... ... ... 13.00
[B1950]
50% total B light, major dia. 6.81E+14 92.26 ... 0.56 0.44 0.53 56 13
[J2000]
11 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
77.62 arcsec ... ... ... ... ... ... ... 50% total B light, aperture 6.81E+14 77.62 ... ... ... ... ... ...
12 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
19.05 arcsec ... ... ... ... ... ... ... B disk exp. scale length 6.81E+14 19.05 ... ... ... ... ... ...
13 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
0.85 arcsec ... ... 2.02 (a/b) ... ... ... 14.62
[B1950]
B exponential scale length 6.81E+14 0.85 ... 0.49 0.51 0.61 60 15
[J2000]
14 ESO-LV IIIa-F
1989ESOLV.C...0000L
6.39 arcsec ... ... ... ... ... ... ... R exponential scale length 4.68E+14 6.39 ... ... ... ... ... ...
15 RC3 D_25, R_25 (blue)
1991RC3.9.C...0000d
1.69 log(2a) + 1 ... ... 0.31
log(a/b)
0.02 ... ... 13
[J2000]
25.0 B-mag arcsec^-2^ 6.81E+14 293.90 13.80 0.49 0.51 0.61 61 13
[J2000]
16 RC3 A_e (Johnson B)
1991RC3.9.C...0000d
0.92 log(2a) + 1 ... ... ... 0.01 ... ... ... ... 6.81E+14 49.90 1.20 ... ... ... ... ...
17 RC3 D_0 (blue)
1991RC3.9.C...0000d
1.69 log(2a) + 1 ... ... ... ... ... ... ... 25.0 B-mag arcsec^-2^ 6.81E+14 293.90 ... ... ... ... ... ...
18 K_s (LGA/2MASS isophotal)
2003AJ....125..525J
74.7 (a) arcsec ... ... 0.430 (b/a) ... ... ... 13.0
[J2000]
20.0 K-mag arcsec^-2^ 1.38E+14 149.40 ... 0.43 0.57 0.69 65 13
[J2000]
19 K_s (LGA/2MASS "total")
2003AJ....125..525J
124.5 (a) arcsec ... ... 0.430 (b/a) ... ... ... 13.0
[J2000]
Diameter for "total" magnitude 1.38E+14 249.00 ... 0.43 0.57 0.69 65 13
[J2000]


Detailed Information for Each Entry

 No. 1
                                Published Units:                    Homogenized Units:

Reference Code                : 1974MCG5..C...0000V
Published Object Name         : MCG -06-13-009                
Frequency Targeted            : POSS1 103a-E                  
Major Axis (2a)               : 1.7        arcmin                   2a = 102.00 arcsec
Uncertainty                   : ...                                 ... 
Minor Axis (2b)               : 2b =  0.8       arcmin              2b = 48.00 arcsec 
Uncertainty                   : ...                                 ...
Axis Ratio                    : ...                                 b/a = 0.47
Uncertainty                   : ...                                 ...
Ellipticity                   : ...                                 1 - b/a = 0.53
Uncertainty                   : ...                                 ...
Eccentricity                  : ...                                 [(a/b)2-1]/[(a/b)2+1] = 0.64
Uncertainty                   : ...                                 ...
Cos-1(b/a)                    : ...                                 62 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          : 054518          -3416    (B1950)
Qualifiers                    : From new, raw data
NED Comment                   :                                         

No. 2 Published Units: Homogenized Units: Reference Code : 1974MCG5..C...0000V Published Object Name : MCG -06-13-009 Frequency Targeted : POSS1 103a-E Major Axis (2a) : 3.0 arcmin 2a = 180.00 arcsec Uncertainty : ... ... Minor Axis (2b) : 2b = 1.7 arcmin 2b = 102.00 arcsec Uncertainty : ... ... Axis Ratio : ... b/a = 0.57 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.43 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.51 Uncertainty : ... ... Cos-1(b/a) : ... 55 deg Position Angle [Equinox] : ... ... Uncertainty : ... ... Significance : No uncertainty reported Diameter Reference Level : ... 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 : 054518 -3416 (B1950) Qualifiers : From new, raw data NED Comment :
No. 3 Published Units: Homogenized Units: Reference Code : 1982ESOU..C...0000L Published Object Name : ESO 363- G 023 Frequency Targeted : ESO-Uppsala "Quick Blue" IIa-O Major Axis (2a) : 9.00 arcmin 2a = 540.00 arcsec Uncertainty : ... ... Minor Axis (2b) : 2b = 5.00 arcmin 2b = 300.00 arcsec Uncertainty : ... ... Axis Ratio : ... b/a = 0.56 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.44 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.53 Uncertainty : ... ... Cos-1(b/a) : ... 56 deg Position Angle [Equinox] : 13 deg [B1950] 13 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 : 054514. -341606. (B1950) Qualifiers : From new, raw data NED Comment : Diameters flagged uncertain.
No. 4 Published Units: Homogenized Units: Reference Code : 1989ESOLV.C...0000L Published Object Name : ESO-LV 3630230 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 266.07 arcsec 2a = 266.07 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 478.54 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.80 b/a = 0.56 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.44 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.53 Uncertainty : ... ... Cos-1(b/a) : ... 56 deg Position Angle [Equinox] : 13.00 deg [B1950] 13 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 : 86.308334 -34.268333 (B1950) Qualifiers : From new, raw data; Corrected for contaminating sources NED Comment : Elliptical isophote
No. 5 Published Units: Homogenized Units: Reference Code : 1989ESOLV.C...0000L Published Object Name : ESO-LV 3630230 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 412.10 arcsec 2a = 412.10 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 741.19 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.80 b/a = 0.56 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.44 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.53 Uncertainty : ... ... Cos-1(b/a) : ... 56 deg Position Angle [Equinox] : 13.00 deg [B1950] 13 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 : 86.308334 -34.268333 (B1950) Qualifiers : From new, raw data; Corrected for contaminating sources NED Comment : Elliptical isophote
No. 6 Published Units: Homogenized Units: Reference Code : 1989ESOLV.C...0000L Published Object Name : ESO-LV 3630230 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 537.03 arcsec 2a = 537.03 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 965.88 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.80 b/a = 0.56 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.44 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.53 Uncertainty : ... ... Cos-1(b/a) : ... 56 deg Position Angle [Equinox] : 13.00 deg [B1950] 13 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 : 86.308334 -34.268333 (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 3630230 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 216.27 arcsec 2a = 216.27 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 388.97 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.80 b/a = 0.56 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.44 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.53 Uncertainty : ... ... Cos-1(b/a) : ... 56 deg Position Angle [Equinox] : 13.00 deg [B1950] 13 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 : 86.308334 -34.268333 (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 3630230 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 305.49 arcsec 2a = 305.49 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 549.44 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.80 b/a = 0.56 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.44 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.53 Uncertainty : ... ... Cos-1(b/a) : ... 56 deg Position Angle [Equinox] : 13.00 deg [B1950] 13 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 : 86.308334 -34.268333 (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 3630230 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 426.58 arcsec 2a = 426.58 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 767.23 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.80 b/a = 0.56 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.44 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.53 Uncertainty : ... ... Cos-1(b/a) : ... 56 deg Position Angle [Equinox] : 13.00 deg [B1950] 13 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 : 86.308334 -34.268333 (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 3630230 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 92.26 arcsec 2a = 92.26 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 165.94 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.80 b/a = 0.56 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.44 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.53 Uncertainty : ... ... Cos-1(b/a) : ... 56 deg Position Angle [Equinox] : 13.00 deg [B1950] 13 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 : 86.308334 -34.268333 (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 3630230 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 77.62 arcsec 2a = 77.62 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 : 86.308334 -34.268333 (B1950) Qualifiers : From new, raw data; Corrected for contaminating sources NED Comment : Circular aperture
No. 12 Published Units: Homogenized Units: Reference Code : 1989ESOLV.C...0000L Published Object Name : ESO-LV 3630230 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 19.05 arcsec 2a = 19.05 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 : 86.308334 -34.268333 (B1950) Qualifiers : From new, raw data; Corrected for contaminating sources NED Comment : From fits to surf. brightness in octants
No. 13 Published Units: Homogenized Units: Reference Code : 1989ESOLV.C...0000L Published Object Name : ESO-LV 3630230 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 0.85 arcsec 2a = 0.85 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 1.72 arcsec Uncertainty : ... ... Axis Ratio : a/b = 2.02 b/a = 0.49 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.51 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.61 Uncertainty : ... ... Cos-1(b/a) : ... 60 deg Position Angle [Equinox] : 14.62 deg [B1950] 15 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 : 86.308334 -34.268333 (B1950) Qualifiers : From new, raw data; Corrected for contaminating sources NED Comment : Derived scale length < 2" mean ESO-B PSF
No. 14 Published Units: Homogenized Units: Reference Code : 1989ESOLV.C...0000L Published Object Name : ESO-LV 3630230 Frequency Targeted : ESO-LV IIIa-F Major Axis (2a) : 6.39 arcsec 2a = 6.39 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 : 86.308334 -34.268333 (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 : 1991RC3.9.C...0000d Published Object Name : ESO 363- G 023 Frequency Targeted : RC3 D_25, R_25 (blue) Major Axis (2a) : log(2a) + 1 = 1.69 2a = 293.90 arcsec Uncertainty : 0.02 13.80 arcsec Minor Axis (2b) : ... 2b = 144.01 arcsec Uncertainty : ... ... Axis Ratio : log(a/b) = 0.31 b/a = 0.49 Uncertainty : 0.03 0.04 Ellipticity : ... 1 - b/a = 0.51 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.61 Uncertainty : ... ... Cos-1(b/a) : ... 61 deg Position Angle [Equinox] : 13 deg [J2000] 13 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 : 054702.4 -341505. (J2000) Qualifiers : Homogenized from previously published data NED Comment :
No. 16 Published Units: Homogenized Units: Reference Code : 1991RC3.9.C...0000d Published Object Name : ESO 363- G 023 Frequency Targeted : RC3 A_e (Johnson B) Major Axis (2a) : log(2a) + 1 = 0.92 2a = 49.90 arcsec Uncertainty : 0.01 1.20 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 : 054702.4 -341505. (J2000) Qualifiers : From new, raw data NED Comment : From magnitude-aperture curves.
No. 17 Published Units: Homogenized Units: Reference Code : 1991RC3.9.C...0000d Published Object Name : ESO 363- G 023 Frequency Targeted : RC3 D_0 (blue) Major Axis (2a) : log(2a) + 1 = 1.69 2a = 293.90 arcsec Uncertainty : ... ... Minor Axis (2b) : ... ... Uncertainty : ... ... Axis Ratio : ... ... Uncertainty : ... ... Ellipticity : ... ... Uncertainty : ... ... Eccentricity : ... ... Uncertainty : ... ... Cos-1(b/a) : ... ... Position Angle [Equinox] : ... ... Uncertainty : ... ... Significance : No uncertainty reported Diameter Reference Level : 25.0 B-mag arcsec^-2^ Frequency : 4400 A 6.81E+14 Hz Frequency Mode : Broad-band detector (e.g. photographic plate) Measurement Mode Detector Type : Photographic plate, print, or film Fitting Technique : Eye estimate Measured Quantity : Isophotal diameter Coordinates Targeted : 054702.4 -341505. (J2000) Qualifiers : Homogenized from previously published data NED Comment : Extinction and inclination corrected.
No. 18 Published Units: Homogenized Units: Reference Code : 2003AJ....125..525J Published Object Name : NGC 2090 Frequency Targeted : K_s (LGA/2MASS isophotal) Major Axis (2a) : a = 74.7 arcsec 2a = 149.40 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 64.24 arcsec Uncertainty : ... ... Axis Ratio : b/a = 0.430 b/a = 0.43 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.57 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.69 Uncertainty : ... ... Cos-1(b/a) : ... 65 deg Position Angle [Equinox] : 13.0 deg [J2000] 13 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 : 86.757874 -34.250599 (J2000) Qualifiers : From new, raw data NED Comment :
No. 19 Published Units: Homogenized Units: Reference Code : 2003AJ....125..525J Published Object Name : NGC 2090 Frequency Targeted : K_s (LGA/2MASS "total") Major Axis (2a) : a = 124.5 arcsec 2a = 249.00 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 107.07 arcsec Uncertainty : ... ... Axis Ratio : b/a = 0.430 b/a = 0.43 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.57 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.69 Uncertainty : ... ... Cos-1(b/a) : ... 65 deg Position Angle [Equinox] : 13.0 deg [J2000] 13 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 : 86.757874 -34.250599 (J2000) Qualifiers : From new, raw data NED Comment :

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