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Date and Time of the Query: 2019-05-21 T20:08:01 PDT
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Diameter data point(s) for object NGC 7097

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.......:
42.0 (a) arcsec ... ... 0.660 (b/a) ... ... ... 20
[J2000]
20.0 K-mag arcsec^-2^ 1.38E+14 84.00 ... 0.66 0.34 0.39 49 20
[J2000]
2 K_s (2MASS "total")
20032MASX.C.......:
61.2 (a) arcsec ... ... 0.660 (b/a) ... ... ... 20
[J2000]
Diameter for "total" magnitude 1.38E+14 122.40 ... 0.66 0.34 0.39 49 20
[J2000]
3 POSS1 103a-E
1974MCG5..C...0000V
0.7 arcmin 0.5 arcmin ... ... ... ... ... Very high surface brightness 7.40E+14 42.00 ... 0.71 0.29 0.32 44 ...
4 POSS1 103a-E
1974MCG5..C...0000V
1.2 arcmin 0.9 arcmin ... ... ... ... ... ... 7.40E+14 72.00 ... 0.75 0.25 0.28 41 ...
5 ESO-Uppsala "Quick Blue" IIa-O
1982ESOU..C...0000L
2.00 arcmin 1.50 arcmin ... ... ... ... 20
[B1950]
About 25.5 B-mag arcsec^-2^ 6.81E+14 120.00 ... 0.75 0.25 0.28 41 20
[J2000]
6 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
125.89 arcsec ... ... 1.41 (a/b) ... ... ... 23.78
[B1950]
25.0 B-mag arcsec^-2^ 6.81E+14 125.89 ... 0.71 0.29 0.33 45 24
[J2000]
7 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
175.79 arcsec ... ... 1.41 (a/b) ... ... ... 23.78
[B1950]
26.0 B-mag arcsec^-2^ 6.81E+14 175.79 ... 0.71 0.29 0.33 45 24
[J2000]
8 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
237.14 arcsec ... ... 1.41 (a/b) ... ... ... 23.78
[B1950]
27.0 B-mag arcsec^-2^ 6.81E+14 237.14 ... 0.71 0.29 0.33 45 24
[J2000]
9 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
68.39 arcsec ... ... 1.41 (a/b) ... ... ... 23.78
[B1950]
70% total B light 6.81E+14 68.39 ... 0.71 0.29 0.33 45 24
[J2000]
10 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
97.72 arcsec ... ... 1.41 (a/b) ... ... ... 23.78
[B1950]
80% total B light 6.81E+14 97.72 ... 0.71 0.29 0.33 45 24
[J2000]
11 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
158.49 arcsec ... ... 1.41 (a/b) ... ... ... 23.78
[B1950]
90% total B light 6.81E+14 158.49 ... 0.71 0.29 0.33 45 24
[J2000]
12 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
37.58 arcsec ... ... 1.41 (a/b) ... ... ... 23.78
[B1950]
50% total B light, major dia. 6.81E+14 37.58 ... 0.71 0.29 0.33 45 24
[J2000]
13 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
31.99 arcsec ... ... ... ... ... ... ... 50% total B light, aperture 6.81E+14 31.99 ... ... ... ... ... ...
14 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
12.81 arcsec ... ... ... ... ... ... ... B disk exp. scale length 6.81E+14 12.81 ... ... ... ... ... ...
15 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
0.13 arcsec ... ... 1.41 (a/b) ... ... ... 19.77
[B1950]
B exponential scale length 6.81E+14 0.13 ... 0.71 0.29 0.33 45 20
[J2000]
16 ESO-LV IIIa-F
1989ESOLV.C...0000L
0.02 arcsec ... ... ... ... ... ... ... R exponential scale length 4.68E+14 0.02 ... ... ... ... ... ...
17 RC3 D_25, R_25 (blue)
1991RC3.9.C...0000d
1.29 log(2a) + 1 ... ... 0.17
log(a/b)
0.03 ... ... 20
[J2000]
25.0 B-mag arcsec^-2^ 6.81E+14 117.00 8.40 0.68 0.32 0.37 47 20
[J2000]
18 RC3 A_e (Johnson B)
1991RC3.9.C...0000d
0.78 log(2a) + 1 ... ... ... 0.02 ... ... ... ... 6.81E+14 36.20 1.70 ... ... ... ... ...
19 RC3 D_0 (blue)
1991RC3.9.C...0000d
1.24 log(2a) + 1 ... ... ... ... ... ... ... 25.0 B-mag arcsec^-2^ 6.81E+14 104.30 ... ... ... ... ... ...


Detailed Information for Each Entry

 No. 1
                                Published Units:                    Homogenized Units:

Reference Code                : 20032MASX.C.......:
Published Object Name         : 2MASX J21401288-4232218       
Frequency Targeted            : K_s (2MASS isophotal)         
Major Axis (2a)               : a = 42.0       arcsec               2a = 84.00 arcsec
Uncertainty                   : ...                                 ... 
Minor Axis (2b)               : ...                                 2b = 55.44 arcsec
Uncertainty                   : ...                                 ...
Axis Ratio                    : b/a = 0.660                         b/a = 0.66
Uncertainty                   : ...                                 ...
Ellipticity                   : ...                                 1 - b/a = 0.34
Uncertainty                   : ...                                 ...
Eccentricity                  : ...                                 [(a/b)2-1]/[(a/b)2+1] = 0.39
Uncertainty                   : ...                                 ...
Cos-1(b/a)                    : ...                                 49 deg
Position Angle [Equinox]      :   20   deg [J2000]                  20 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          : 325.053772      -42.539402    (J2000)
Qualifiers                    : From new, raw data
NED Comment                   :                                         

No. 2 Published Units: Homogenized Units: Reference Code : 20032MASX.C.......: Published Object Name : 2MASX J21401288-4232218 Frequency Targeted : K_s (2MASS "total") Major Axis (2a) : a = 61.2 arcsec 2a = 122.40 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 80.78 arcsec Uncertainty : ... ... Axis Ratio : b/a = 0.660 b/a = 0.66 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.34 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.39 Uncertainty : ... ... Cos-1(b/a) : ... 49 deg Position Angle [Equinox] : 20 deg [J2000] 20 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 : 325.053772 -42.539402 (J2000) Qualifiers : From new, raw data NED Comment :
No. 3 Published Units: Homogenized Units: Reference Code : 1974MCG5..C...0000V Published Object Name : MCG -07-44-029 Frequency Targeted : POSS1 103a-E Major Axis (2a) : 0.7 arcmin 2a = 42.00 arcsec Uncertainty : ... ... Minor Axis (2b) : 2b = 0.5 arcmin 2b = 30.00 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] : ... ... 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 : 213706 -4246 (B1950) Qualifiers : From new, raw data NED Comment :
No. 4 Published Units: Homogenized Units: Reference Code : 1974MCG5..C...0000V Published Object Name : MCG -07-44-029 Frequency Targeted : POSS1 103a-E Major Axis (2a) : 1.2 arcmin 2a = 72.00 arcsec Uncertainty : ... ... Minor Axis (2b) : 2b = 0.9 arcmin 2b = 54.00 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 : ... 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 : 213706 -4246 (B1950) Qualifiers : From new, raw data NED Comment :
No. 5 Published Units: Homogenized Units: Reference Code : 1982ESOU..C...0000L Published Object Name : ESO 287- G 048 Frequency Targeted : ESO-Uppsala "Quick Blue" IIa-O Major Axis (2a) : 2.00 arcmin 2a = 120.00 arcsec Uncertainty : ... ... Minor Axis (2b) : 2b = 1.50 arcmin 2b = 90.00 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] : 20 deg [B1950] 20 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 : 213704. -424600. (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 2870480 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 125.89 arcsec 2a = 125.89 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 177.31 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.41 b/a = 0.71 Uncertainty : ... ... 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] : 23.78 deg [B1950] 24 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 : 324.266663 -42.766666 (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 2870480 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 175.79 arcsec 2a = 175.79 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 247.59 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.41 b/a = 0.71 Uncertainty : ... ... 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] : 23.78 deg [B1950] 24 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 : 324.266663 -42.766666 (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 2870480 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 237.14 arcsec 2a = 237.14 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 334.00 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.41 b/a = 0.71 Uncertainty : ... ... 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] : 23.78 deg [B1950] 24 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 : 324.266663 -42.766666 (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 2870480 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 68.39 arcsec 2a = 68.39 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 96.32 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.41 b/a = 0.71 Uncertainty : ... ... 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] : 23.78 deg [B1950] 24 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 : 324.266663 -42.766666 (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 2870480 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 97.72 arcsec 2a = 97.72 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 137.63 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.41 b/a = 0.71 Uncertainty : ... ... 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] : 23.78 deg [B1950] 24 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 : 324.266663 -42.766666 (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 2870480 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 158.49 arcsec 2a = 158.49 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 223.23 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.41 b/a = 0.71 Uncertainty : ... ... 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] : 23.78 deg [B1950] 24 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 : 324.266663 -42.766666 (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 2870480 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 37.58 arcsec 2a = 37.58 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 52.93 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.41 b/a = 0.71 Uncertainty : ... ... 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] : 23.78 deg [B1950] 24 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 : 324.266663 -42.766666 (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 2870480 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 31.99 arcsec 2a = 31.99 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 : 324.266663 -42.766666 (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 2870480 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 12.81 arcsec 2a = 12.81 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 : 324.266663 -42.766666 (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 2870480 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 0.13 arcsec 2a = 0.13 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 0.18 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.41 b/a = 0.71 Uncertainty : ... ... 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] : 19.77 deg [B1950] 20 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 : 324.266663 -42.766666 (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 2870480 Frequency Targeted : ESO-LV IIIa-F Major Axis (2a) : 0.02 arcsec 2a = 0.02 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 : 324.266663 -42.766666 (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 287- G 048 Frequency Targeted : RC3 D_25, R_25 (blue) Major Axis (2a) : log(2a) + 1 = 1.29 2a = 117.00 arcsec Uncertainty : 0.03 8.40 arcsec Minor Axis (2b) : ... 2b = 79.09 arcsec Uncertainty : ... ... Axis Ratio : log(a/b) = 0.17 b/a = 0.68 Uncertainty : 0.03 0.05 Ellipticity : ... 1 - b/a = 0.32 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.37 Uncertainty : ... ... Cos-1(b/a) : ... 47 deg Position Angle [Equinox] : 20 deg [J2000] 20 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 : 214013.4 -423223. (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 287- G 048 Frequency Targeted : RC3 A_e (Johnson B) Major Axis (2a) : log(2a) + 1 = 0.78 2a = 36.20 arcsec Uncertainty : 0.02 1.70 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 : 214013.4 -423223. (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 287- G 048 Frequency Targeted : RC3 D_0 (blue) Major Axis (2a) : log(2a) + 1 = 1.24 2a = 104.30 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 : 214013.4 -423223. (J2000) Qualifiers : Homogenized from previously published data NED Comment : Extinction and inclination corrected.

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