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Date and Time of the Query: 2019-04-24 T13:35:26 PDT
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Diameter data point(s) for object NGC 7507

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.......:
72.2 (a) arcsec ... ... 0.940 (b/a) ... ... ... 90
[J2000]
20.0 K-mag arcsec^-2^ 1.38E+14 144.40 ... 0.94 0.06 0.06 20 90
[J2000]
2 K_s (2MASS "total")
20032MASX.C.......:
100.3 (a) arcsec ... ... 0.940 (b/a) ... ... ... 90
[J2000]
Diameter for "total" magnitude 1.38E+14 200.70 ... 0.94 0.06 0.06 20 90
[J2000]
3 POSS1 103a-O
1968MCG4..C...0000V
1.50 arcmin 1.50 arcmin ... ... ... ... ... Very high surface brightness 7.40E+14 90.00 ... 1.00 0.00 0.00 0 ...
4 ESO-Uppsala "Quick Blue" IIa-O
1982ESOU..C...0000L
2.40 arcmin 2.40 arcmin ... ... ... ... ... About 25.5 B-mag arcsec^-2^ 6.81E+14 144.00 ... 1.00 0.00 0.00 0 ...
5 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
186.21 arcsec ... ... 1.05 (a/b) ... ... ... 113.22
[B1950]
25.0 B-mag arcsec^-2^ 6.81E+14 186.21 ... 0.95 0.05 0.05 17 113
[J2000]
6 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
251.19 arcsec ... ... 1.05 (a/b) ... ... ... 113.22
[B1950]
26.0 B-mag arcsec^-2^ 6.81E+14 251.19 ... 0.95 0.05 0.05 17 113
[J2000]
7 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
84.14 arcsec ... ... 1.05 (a/b) ... ... ... 113.22
[B1950]
70% total B light 6.81E+14 84.14 ... 0.95 0.05 0.05 17 113
[J2000]
8 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
123.03 arcsec ... ... 1.05 (a/b) ... ... ... 113.22
[B1950]
80% total B light 6.81E+14 123.03 ... 0.95 0.05 0.05 17 113
[J2000]
9 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
190.55 arcsec ... ... 1.05 (a/b) ... ... ... 113.22
[B1950]
90% total B light 6.81E+14 190.55 ... 0.95 0.05 0.05 17 113
[J2000]
10 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
42.66 arcsec ... ... 1.05 (a/b) ... ... ... 113.22
[B1950]
50% total B light, major dia. 6.81E+14 42.66 ... 0.95 0.05 0.05 17 113
[J2000]
11 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
41.69 arcsec ... ... ... ... ... ... ... 50% total B light, aperture 6.81E+14 41.69 ... ... ... ... ... ...
12 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
15.92 arcsec ... ... ... ... ... ... ... B disk exp. scale length 6.81E+14 15.92 ... ... ... ... ... ...
13 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
0.22 arcsec ... ... 1.05 (a/b) ... ... ... 106.23
[B1950]
B exponential scale length 6.81E+14 0.22 ... 0.95 0.05 0.05 18 106
[J2000]
14 ESO-LV IIIa-F
1989ESOLV.C...0000L
0.28 arcsec ... ... ... ... ... ... ... R exponential scale length 4.68E+14 0.28 ... ... ... ... ... ...
15 RC3 D_25, R_25 (blue)
1991RC3.9.C...0000d
1.44 log(2a) + 1 ... ... 0.01
log(a/b)
0.03 ... ... ... 25.0 B-mag arcsec^-2^ 6.81E+14 165.30 11.80 0.98 0.02 0.02 12 ...
16 RC3 A_e (Johnson B)
1991RC3.9.C...0000d
1.01 log(2a) + 1 ... ... ... 0.01 ... ... ... ... 6.81E+14 61.40 1.40 ... ... ... ... ...
17 RC3 D_0 (blue)
1991RC3.9.C...0000d
1.47 log(2a) + 1 ... ... ... ... ... ... ... 25.0 B-mag arcsec^-2^ 6.81E+14 177.10 ... ... ... ... ... ...


Detailed Information for Each Entry

 No. 1
                                Published Units:                    Homogenized Units:

Reference Code                : 20032MASX.C.......:
Published Object Name         : 2MASX J23120759-2832227       
Frequency Targeted            : K_s (2MASS isophotal)         
Major Axis (2a)               : a = 72.2       arcsec               2a = 144.40 arcsec
Uncertainty                   : ...                                 ... 
Minor Axis (2b)               : ...                                 2b = 135.74 arcsec
Uncertainty                   : ...                                 ...
Axis Ratio                    : b/a = 0.940                         b/a = 0.94
Uncertainty                   : ...                                 ...
Ellipticity                   : ...                                 1 - b/a = 0.06
Uncertainty                   : ...                                 ...
Eccentricity                  : ...                                 [(a/b)2-1]/[(a/b)2+1] = 0.06
Uncertainty                   : ...                                 ...
Cos-1(b/a)                    : ...                                 20 deg
Position Angle [Equinox]      :   90   deg [J2000]                  90 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          : 348.031616      -28.539602    (J2000)
Qualifiers                    : From new, raw data
NED Comment                   :                                         

No. 2 Published Units: Homogenized Units: Reference Code : 20032MASX.C.......: Published Object Name : 2MASX J23120759-2832227 Frequency Targeted : K_s (2MASS "total") Major Axis (2a) : a = 100.3 arcsec 2a = 200.70 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 188.66 arcsec Uncertainty : ... ... Axis Ratio : b/a = 0.940 b/a = 0.94 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.06 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.06 Uncertainty : ... ... Cos-1(b/a) : ... 20 deg Position Angle [Equinox] : 90 deg [J2000] 90 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 : 348.031616 -28.539602 (J2000) Qualifiers : From new, raw data NED Comment :
No. 3 Published Units: Homogenized Units: Reference Code : 1968MCG4..C...0000V Published Object Name : MCG -05-54-022 Frequency Targeted : POSS1 103a-O Major Axis (2a) : 1.50 arcmin 2a = 90.00 arcsec Uncertainty : ... ... Minor Axis (2b) : 2b = 1.50 arcmin 2b = 90.00 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 : 230930 -2849 (B1950) Qualifiers : From new, raw data NED Comment :
No. 4 Published Units: Homogenized Units: Reference Code : 1982ESOU..C...0000L Published Object Name : ESO 469- G 019 Frequency Targeted : ESO-Uppsala "Quick Blue" IIa-O Major Axis (2a) : 2.40 arcmin 2a = 144.00 arcsec Uncertainty : ... ... Minor Axis (2b) : 2b = 2.40 arcmin 2b = 144.00 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 : 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 : 230926. -284848. (B1950) Qualifiers : From new, raw data NED Comment : Diameters flagged uncertain.
No. 5 Published Units: Homogenized Units: Reference Code : 1989ESOLV.C...0000L Published Object Name : ESO-LV 4690190 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 186.21 arcsec 2a = 186.21 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 194.98 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.05 b/a = 0.95 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.05 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.05 Uncertainty : ... ... Cos-1(b/a) : ... 17 deg Position Angle [Equinox] : 113.22 deg [B1950] 113 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 : 347.358337 -28.813333 (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 4690190 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 251.19 arcsec 2a = 251.19 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 263.03 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.05 b/a = 0.95 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.05 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.05 Uncertainty : ... ... Cos-1(b/a) : ... 17 deg Position Angle [Equinox] : 113.22 deg [B1950] 113 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 : 347.358337 -28.813333 (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 4690190 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 84.14 arcsec 2a = 84.14 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 88.10 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.05 b/a = 0.95 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.05 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.05 Uncertainty : ... ... Cos-1(b/a) : ... 17 deg Position Angle [Equinox] : 113.22 deg [B1950] 113 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 : 347.358337 -28.813333 (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 4690190 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 123.03 arcsec 2a = 123.03 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 128.83 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.05 b/a = 0.95 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.05 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.05 Uncertainty : ... ... Cos-1(b/a) : ... 17 deg Position Angle [Equinox] : 113.22 deg [B1950] 113 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 : 347.358337 -28.813333 (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 4690190 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 190.55 arcsec 2a = 190.55 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 199.53 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.05 b/a = 0.95 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.05 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.05 Uncertainty : ... ... Cos-1(b/a) : ... 17 deg Position Angle [Equinox] : 113.22 deg [B1950] 113 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 : 347.358337 -28.813333 (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 4690190 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 42.66 arcsec 2a = 42.66 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 44.67 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.05 b/a = 0.95 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.05 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.05 Uncertainty : ... ... Cos-1(b/a) : ... 17 deg Position Angle [Equinox] : 113.22 deg [B1950] 113 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 : 347.358337 -28.813333 (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 4690190 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 41.69 arcsec 2a = 41.69 arcsec Uncertainty : ... ... Minor Axis (2b) : ... ... Uncertainty : ... ... Axis Ratio : ... ... Uncertainty : ... ... Ellipticity : ... ... Uncertainty : ... ... Eccentricity : ... ... Uncertainty : ... ... Cos-1(b/a) : ... ... Position Angle [Equinox] : ... ... Uncertainty : ... ... Significance : No uncertainty reported Diameter Reference Level : 50% total B light, aperture Frequency : 4400 A 6.81E+14 Hz Frequency Mode : Broad-band detector (e.g. photographic plate) Measurement Mode Detector Type : Photographic plate, print, or film Fitting Technique : Microphotometer scan of photographic plate or film Measured Quantity : Half-light ("effective") diameter Coordinates Targeted : 347.358337 -28.813333 (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 4690190 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 15.92 arcsec 2a = 15.92 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 : 347.358337 -28.813333 (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 4690190 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 0.22 arcsec 2a = 0.22 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 0.23 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.05 b/a = 0.95 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.05 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.05 Uncertainty : ... ... Cos-1(b/a) : ... 18 deg Position Angle [Equinox] : 106.23 deg [B1950] 106 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 : 347.358337 -28.813333 (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 4690190 Frequency Targeted : ESO-LV IIIa-F Major Axis (2a) : 0.28 arcsec 2a = 0.28 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 : 347.358337 -28.813333 (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 : 1991RC3.9.C...0000d Published Object Name : ESO 469- G 019 Frequency Targeted : RC3 D_25, R_25 (blue) Major Axis (2a) : log(2a) + 1 = 1.44 2a = 165.30 arcsec Uncertainty : 0.03 11.80 arcsec Minor Axis (2b) : ... 2b = 161.50 arcsec Uncertainty : ... ... Axis Ratio : log(a/b) = 0.01 b/a = 0.98 Uncertainty : 0.03 0.07 Ellipticity : ... 1 - b/a = 0.02 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.02 Uncertainty : ... ... Cos-1(b/a) : ... 12 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 : 231207.6 -283229. (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 469- G 019 Frequency Targeted : RC3 A_e (Johnson B) Major Axis (2a) : log(2a) + 1 = 1.01 2a = 61.40 arcsec Uncertainty : 0.01 1.40 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 : 231207.6 -283229. (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 469- G 019 Frequency Targeted : RC3 D_0 (blue) Major Axis (2a) : log(2a) + 1 = 1.47 2a = 177.10 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 : 231207.6 -283229. (J2000) Qualifiers : Homogenized from previously published data NED Comment : Extinction and inclination corrected.

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