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Date and Time of the Query: 2018-12-16 T20:38:53 PST
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Diameter data point(s) for object NGC 0168

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.......:
26.7 (a) arcsec ... ... 0.280 (b/a) ... ... ... 25
[J2000]
20.0 K-mag arcsec^-2^ 1.38E+14 53.40 ... 0.28 0.72 0.85 74 25
[J2000]
2 K_s (2MASS "total")
20032MASX.C.......:
41.5 (a) arcsec ... ... 0.280 (b/a) ... ... ... 25
[J2000]
Diameter for "total" magnitude 1.38E+14 83.10 ... 0.28 0.72 0.85 74 25
[J2000]
3 POSS1 103a-O
1968MCG4..C...0000V
0.80 arcmin 0.20 arcmin ... ... ... ... ... High surface brightness 7.40E+14 48.00 ... 0.25 0.75 0.88 76 ...
4 ESO-Uppsala "Quick Blue" IIa-O
1982ESOU..C...0000L
1.10 arcmin 0.20 arcmin ... ... ... ... 26
[B1950]
About 25.5 B-mag arcsec^-2^ 6.81E+14 66.00 ... 0.18 0.82 0.94 80 26
[J2000]
5 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
79.43 arcsec ... ... 5.50 (a/b) ... ... ... 26.00
[B1950]
25.0 B-mag arcsec^-2^ 6.81E+14 79.43 ... 0.18 0.82 0.94 80 26
[J2000]
6 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
95.50 arcsec ... ... 5.50 (a/b) ... ... ... 26.00
[B1950]
26.0 B-mag arcsec^-2^ 6.81E+14 95.50 ... 0.18 0.82 0.94 80 26
[J2000]
7 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
112.20 arcsec ... ... 5.50 (a/b) ... ... ... 26.00
[B1950]
27.0 B-mag arcsec^-2^ 6.81E+14 112.20 ... 0.18 0.82 0.94 80 26
[J2000]
8 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
39.36 arcsec ... ... 5.50 (a/b) ... ... ... 26.00
[B1950]
70% total B light 6.81E+14 39.36 ... 0.18 0.82 0.94 80 26
[J2000]
9 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
48.42 arcsec ... ... 5.50 (a/b) ... ... ... 26.00
[B1950]
80% total B light 6.81E+14 48.42 ... 0.18 0.82 0.94 80 26
[J2000]
10 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
63.10 arcsec ... ... 5.50 (a/b) ... ... ... 26.00
[B1950]
90% total B light 6.81E+14 63.10 ... 0.18 0.82 0.94 80 26
[J2000]
11 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
26.92 arcsec ... ... 5.50 (a/b) ... ... ... 26.00
[B1950]
50% total B light, major dia. 6.81E+14 26.92 ... 0.18 0.82 0.94 80 26
[J2000]
12 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
11.89 arcsec ... ... ... ... ... ... ... 50% total B light, aperture 6.81E+14 11.89 ... ... ... ... ... ...
13 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
8.00 arcsec ... ... ... ... ... ... ... B disk exp. scale length 6.81E+14 8.00 ... ... ... ... ... ...
14 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
0.83 arcsec ... ... 3.26 (a/b) ... ... ... 26.16
[B1950]
B exponential scale length 6.81E+14 0.83 ... 0.31 0.69 0.83 72 26
[J2000]
15 ESO-LV IIIa-F
1989ESOLV.C...0000L
0.55 arcsec ... ... ... ... ... ... ... R exponential scale length 4.68E+14 0.55 ... ... ... ... ... ...
16 RC3 D_25, R_25 (blue)
1991RC3.9.C...0000d
1.07 log(2a) + 1 ... ... 0.68
log(a/b)
0.05 ... ... 26
[J2000]
25.0 B-mag arcsec^-2^ 6.81E+14 70.50 8.60 0.21 0.79 0.92 78 26
[J2000]
17 RC3 D_0 (blue)
1991RC3.9.C...0000d
0.97 log(2a) + 1 ... ... ... ... ... ... ... 25.0 B-mag arcsec^-2^ 6.81E+14 56.00 ... ... ... ... ... ...


Detailed Information for Each Entry

 No. 1
                                Published Units:                    Homogenized Units:

Reference Code                : 20032MASX.C.......:
Published Object Name         : 2MASX J00363863-2235367       
Frequency Targeted            : K_s (2MASS isophotal)         
Major Axis (2a)               : a = 26.7       arcsec               2a = 53.40 arcsec
Uncertainty                   : ...                                 ... 
Minor Axis (2b)               : ...                                 2b = 14.95 arcsec
Uncertainty                   : ...                                 ...
Axis Ratio                    : b/a = 0.280                         b/a = 0.28
Uncertainty                   : ...                                 ...
Ellipticity                   : ...                                 1 - b/a = 0.72
Uncertainty                   : ...                                 ...
Eccentricity                  : ...                                 [(a/b)2-1]/[(a/b)2+1] = 0.85
Uncertainty                   : ...                                 ...
Cos-1(b/a)                    : ...                                 74 deg
Position Angle [Equinox]      :   25   deg [J2000]                  25 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          : 9.161076        -22.593512    (J2000)
Qualifiers                    : From new, raw data
NED Comment                   :                                         

No. 2 Published Units: Homogenized Units: Reference Code : 20032MASX.C.......: Published Object Name : 2MASX J00363863-2235367 Frequency Targeted : K_s (2MASS "total") Major Axis (2a) : a = 41.5 arcsec 2a = 83.10 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 23.27 arcsec Uncertainty : ... ... Axis Ratio : b/a = 0.280 b/a = 0.28 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.72 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.85 Uncertainty : ... ... Cos-1(b/a) : ... 74 deg Position Angle [Equinox] : 25 deg [J2000] 25 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 : 9.161076 -22.593512 (J2000) Qualifiers : From new, raw data NED Comment :
No. 3 Published Units: Homogenized Units: Reference Code : 1968MCG4..C...0000V Published Object Name : MCG -04-02-026 Frequency Targeted : POSS1 103a-O Major Axis (2a) : 0.80 arcmin 2a = 48.00 arcsec Uncertainty : ... ... Minor Axis (2b) : 2b = 0.20 arcmin 2b = 12.00 arcsec Uncertainty : ... ... Axis Ratio : ... b/a = 0.25 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.75 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.88 Uncertainty : ... ... Cos-1(b/a) : ... 76 deg Position Angle [Equinox] : ... ... Uncertainty : ... ... Significance : No uncertainty reported Diameter Reference Level : 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 : "Outer" diameter Coordinates Targeted : 003412 -2252 (B1950) Qualifiers : From new, raw data NED Comment :
No. 4 Published Units: Homogenized Units: Reference Code : 1982ESOU..C...0000L Published Object Name : ESO 474- G 004 Frequency Targeted : ESO-Uppsala "Quick Blue" IIa-O Major Axis (2a) : 1.10 arcmin 2a = 66.00 arcsec Uncertainty : ... ... Minor Axis (2b) : 2b = 0.20 arcmin 2b = 12.00 arcsec Uncertainty : ... ... Axis Ratio : ... b/a = 0.18 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.82 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.94 Uncertainty : ... ... Cos-1(b/a) : ... 80 deg Position Angle [Equinox] : 26 deg [B1950] 26 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 : 003410. -225206. (B1950) Qualifiers : From new, raw data NED Comment :
No. 5 Published Units: Homogenized Units: Reference Code : 1989ESOLV.C...0000L Published Object Name : ESO-LV 4740040 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 79.43 arcsec 2a = 79.43 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 436.43 arcsec Uncertainty : ... ... Axis Ratio : a/b = 5.50 b/a = 0.18 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.82 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.94 Uncertainty : ... ... Cos-1(b/a) : ... 80 deg Position Angle [Equinox] : 26.00 deg [B1950] 26 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 : 8.541667 -22.868334 (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 4740040 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 95.50 arcsec 2a = 95.50 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 524.73 arcsec Uncertainty : ... ... Axis Ratio : a/b = 5.50 b/a = 0.18 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.82 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.94 Uncertainty : ... ... Cos-1(b/a) : ... 80 deg Position Angle [Equinox] : 26.00 deg [B1950] 26 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 : 8.541667 -22.868334 (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 4740040 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 112.20 arcsec 2a = 112.20 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 616.48 arcsec Uncertainty : ... ... Axis Ratio : a/b = 5.50 b/a = 0.18 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.82 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.94 Uncertainty : ... ... Cos-1(b/a) : ... 80 deg Position Angle [Equinox] : 26.00 deg [B1950] 26 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 : 8.541667 -22.868334 (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 4740040 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 39.36 arcsec 2a = 39.36 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 216.26 arcsec Uncertainty : ... ... Axis Ratio : a/b = 5.50 b/a = 0.18 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.82 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.94 Uncertainty : ... ... Cos-1(b/a) : ... 80 deg Position Angle [Equinox] : 26.00 deg [B1950] 26 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 : 8.541667 -22.868334 (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 4740040 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 48.42 arcsec 2a = 48.42 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 266.04 arcsec Uncertainty : ... ... Axis Ratio : a/b = 5.50 b/a = 0.18 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.82 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.94 Uncertainty : ... ... Cos-1(b/a) : ... 80 deg Position Angle [Equinox] : 26.00 deg [B1950] 26 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 : 8.541667 -22.868334 (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 4740040 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 63.10 arcsec 2a = 63.10 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 346.70 arcsec Uncertainty : ... ... Axis Ratio : a/b = 5.50 b/a = 0.18 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.82 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.94 Uncertainty : ... ... Cos-1(b/a) : ... 80 deg Position Angle [Equinox] : 26.00 deg [B1950] 26 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 : 8.541667 -22.868334 (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 4740040 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 26.92 arcsec 2a = 26.92 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 147.91 arcsec Uncertainty : ... ... Axis Ratio : a/b = 5.50 b/a = 0.18 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.82 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.94 Uncertainty : ... ... Cos-1(b/a) : ... 80 deg Position Angle [Equinox] : 26.00 deg [B1950] 26 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 : 8.541667 -22.868334 (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 4740040 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 11.89 arcsec 2a = 11.89 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 : 8.541667 -22.868334 (B1950) Qualifiers : From new, raw data; Corrected for contaminating sources NED Comment : Circular aperture
No. 13 Published Units: Homogenized Units: Reference Code : 1989ESOLV.C...0000L Published Object Name : ESO-LV 4740040 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 8.00 arcsec 2a = 8.00 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 : 8.541667 -22.868334 (B1950) Qualifiers : From new, raw data; Corrected for contaminating sources NED Comment : From fits to surf. brightness in octants
No. 14 Published Units: Homogenized Units: Reference Code : 1989ESOLV.C...0000L Published Object Name : ESO-LV 4740040 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 0.83 arcsec 2a = 0.83 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 2.71 arcsec Uncertainty : ... ... Axis Ratio : a/b = 3.26 b/a = 0.31 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.69 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.83 Uncertainty : ... ... Cos-1(b/a) : ... 72 deg Position Angle [Equinox] : 26.16 deg [B1950] 26 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 : 8.541667 -22.868334 (B1950) Qualifiers : From new, raw data; Corrected for contaminating sources NED Comment : Derived scale length < 2" mean ESO-B PSF
No. 15 Published Units: Homogenized Units: Reference Code : 1989ESOLV.C...0000L Published Object Name : ESO-LV 4740040 Frequency Targeted : ESO-LV IIIa-F Major Axis (2a) : 0.55 arcsec 2a = 0.55 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 : 8.541667 -22.868334 (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 : 1991RC3.9.C...0000d Published Object Name : ESO 474- G 004 Frequency Targeted : RC3 D_25, R_25 (blue) Major Axis (2a) : log(2a) + 1 = 1.07 2a = 70.50 arcsec Uncertainty : 0.05 8.60 arcsec Minor Axis (2b) : ... 2b = 14.73 arcsec Uncertainty : ... ... Axis Ratio : log(a/b) = 0.68 b/a = 0.21 Uncertainty : 0.03 0.01 Ellipticity : ... 1 - b/a = 0.79 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.92 Uncertainty : ... ... Cos-1(b/a) : ... 78 deg Position Angle [Equinox] : 26 deg [J2000] 26 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 : 003639.5 -223536. (J2000) Qualifiers : Homogenized from previously published data NED Comment :
No. 17 Published Units: Homogenized Units: Reference Code : 1991RC3.9.C...0000d Published Object Name : ESO 474- G 004 Frequency Targeted : RC3 D_0 (blue) Major Axis (2a) : log(2a) + 1 = 0.97 2a = 56.00 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 : 003639.5 -223536. (J2000) Qualifiers : Homogenized from previously published data NED Comment : Extinction and inclination corrected.

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