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Date and Time of the Query: 2019-04-21 T00:03:27 PDT
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Diameter data point(s) for object NGC 7400

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.......:
36.3 (a) arcsec ... ... 0.400 (b/a) ... ... ... 0
[J2000]
20.0 K-mag arcsec^-2^ 1.38E+14 72.60 ... 0.40 0.60 0.72 66 0
[J2000]
2 K_s (2MASS "total")
20032MASX.C.......:
53.7 (a) arcsec ... ... 0.400 (b/a) ... ... ... 0
[J2000]
Diameter for "total" magnitude 1.38E+14 107.40 ... 0.40 0.60 0.72 66 0
[J2000]
3 ESO-Uppsala "Quick Blue" IIa-O
1982ESOU..C...0000L
3.20 arcmin 0.60 arcmin ... ... ... ... 2
[B1950]
About 25.5 B-mag arcsec^-2^ 6.81E+14 192.00 ... 0.19 0.81 0.93 79 2
[J2000]
4 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
175.79 arcsec ... ... 5.33 (a/b) ... ... ... 2.00
[B1950]
25.0 B-mag arcsec^-2^ 6.81E+14 175.79 ... 0.19 0.81 0.93 79 2
[J2000]
5 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
208.93 arcsec ... ... 5.33 (a/b) ... ... ... 2.00
[B1950]
26.0 B-mag arcsec^-2^ 6.81E+14 208.93 ... 0.19 0.81 0.93 79 2
[J2000]
6 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
237.14 arcsec ... ... 5.33 (a/b) ... ... ... 2.00
[B1950]
27.0 B-mag arcsec^-2^ 6.81E+14 237.14 ... 0.19 0.81 0.93 79 2
[J2000]
7 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
101.16 arcsec ... ... 5.33 (a/b) ... ... ... 2.00
[B1950]
70% total B light 6.81E+14 101.16 ... 0.19 0.81 0.93 79 2
[J2000]
8 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
123.03 arcsec ... ... 5.33 (a/b) ... ... ... 2.00
[B1950]
80% total B light 6.81E+14 123.03 ... 0.19 0.81 0.93 79 2
[J2000]
9 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
154.88 arcsec ... ... 5.33 (a/b) ... ... ... 2.00
[B1950]
90% total B light 6.81E+14 154.88 ... 0.19 0.81 0.93 79 2
[J2000]
10 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
68.39 arcsec ... ... 5.33 (a/b) ... ... ... 2.00
[B1950]
50% total B light, major dia. 6.81E+14 68.39 ... 0.19 0.81 0.93 79 2
[J2000]
11 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
33.11 arcsec ... ... ... ... ... ... ... 50% total B light, aperture 6.81E+14 33.11 ... ... ... ... ... ...
12 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
14.19 arcsec ... ... ... ... ... ... ... B disk exp. scale length 6.81E+14 14.19 ... ... ... ... ... ...
13 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
9.93 arcsec ... ... 3.63 (a/b) ... ... ... 2.52
[B1950]
B exponential scale length 6.81E+14 9.93 ... 0.28 0.72 0.86 74 2
[J2000]
14 ESO-LV IIIa-F
1989ESOLV.C...0000L
7.47 arcsec ... ... ... ... ... ... ... R exponential scale length 4.68E+14 7.47 ... ... ... ... ... ...
15 RC3 D_25, R_25 (blue)
1991RC3.9.C...0000d
1.42 log(2a) + 1 ... ... 0.70
log(a/b)
0.04 ... ... 2
[J2000]
25.0 B-mag arcsec^-2^ 6.81E+14 157.80 15.20 0.20 0.80 0.92 78 2
[J2000]
16 RC3 D_0 (blue)
1991RC3.9.C...0000d
1.42 log(2a) + 1 ... ... ... ... ... ... ... 25.0 B-mag arcsec^-2^ 6.81E+14 157.80 ... ... ... ... ... ...


Detailed Information for Each Entry

 No. 1
                                Published Units:                    Homogenized Units:

Reference Code                : 20032MASX.C.......:
Published Object Name         : 2MASX J22542080-4520492       
Frequency Targeted            : K_s (2MASS isophotal)         
Major Axis (2a)               : a = 36.3       arcsec               2a = 72.60 arcsec
Uncertainty                   : ...                                 ... 
Minor Axis (2b)               : ...                                 2b = 29.04 arcsec
Uncertainty                   : ...                                 ...
Axis Ratio                    : b/a = 0.400                         b/a = 0.40
Uncertainty                   : ...                                 ...
Ellipticity                   : ...                                 1 - b/a = 0.60
Uncertainty                   : ...                                 ...
Eccentricity                  : ...                                 [(a/b)2-1]/[(a/b)2+1] = 0.72
Uncertainty                   : ...                                 ...
Cos-1(b/a)                    : ...                                 66 deg
Position Angle [Equinox]      :    0   deg [J2000]                  0 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          : 343.586731      -45.347023    (J2000)
Qualifiers                    : From new, raw data
NED Comment                   :                                         

No. 2 Published Units: Homogenized Units: Reference Code : 20032MASX.C.......: Published Object Name : 2MASX J22542080-4520492 Frequency Targeted : K_s (2MASS "total") Major Axis (2a) : a = 53.7 arcsec 2a = 107.40 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 42.96 arcsec Uncertainty : ... ... Axis Ratio : b/a = 0.400 b/a = 0.40 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.60 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.72 Uncertainty : ... ... Cos-1(b/a) : ... 66 deg Position Angle [Equinox] : 0 deg [J2000] 0 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 : 343.586731 -45.347023 (J2000) Qualifiers : From new, raw data NED Comment :
No. 3 Published Units: Homogenized Units: Reference Code : 1982ESOU..C...0000L Published Object Name : ESO 290- G 022 Frequency Targeted : ESO-Uppsala "Quick Blue" IIa-O Major Axis (2a) : 3.20 arcmin 2a = 192.00 arcsec Uncertainty : ... ... Minor Axis (2b) : 2b = 0.60 arcmin 2b = 36.00 arcsec Uncertainty : ... ... Axis Ratio : ... b/a = 0.19 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.81 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.93 Uncertainty : ... ... Cos-1(b/a) : ... 79 deg Position Angle [Equinox] : 2 deg [B1950] 2 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 : 225127. -453648. (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 2900220 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 175.79 arcsec 2a = 175.79 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 935.05 arcsec Uncertainty : ... ... Axis Ratio : a/b = 5.33 b/a = 0.19 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.81 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.93 Uncertainty : ... ... Cos-1(b/a) : ... 79 deg Position Angle [Equinox] : 2.00 deg [B1950] 2 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 : 342.862488 -45.613335 (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 2900220 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 208.93 arcsec 2a = 208.93 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 1111.33 arcsec Uncertainty : ... ... Axis Ratio : a/b = 5.33 b/a = 0.19 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.81 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.93 Uncertainty : ... ... Cos-1(b/a) : ... 79 deg Position Angle [Equinox] : 2.00 deg [B1950] 2 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 : 342.862488 -45.613335 (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 2900220 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 237.14 arcsec 2a = 237.14 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 1261.38 arcsec Uncertainty : ... ... Axis Ratio : a/b = 5.33 b/a = 0.19 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.81 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.93 Uncertainty : ... ... Cos-1(b/a) : ... 79 deg Position Angle [Equinox] : 2.00 deg [B1950] 2 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 : 342.862488 -45.613335 (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 2900220 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 101.16 arcsec 2a = 101.16 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 538.09 arcsec Uncertainty : ... ... Axis Ratio : a/b = 5.33 b/a = 0.19 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.81 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.93 Uncertainty : ... ... Cos-1(b/a) : ... 79 deg Position Angle [Equinox] : 2.00 deg [B1950] 2 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 : 342.862488 -45.613335 (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 2900220 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 123.03 arcsec 2a = 123.03 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 654.41 arcsec Uncertainty : ... ... Axis Ratio : a/b = 5.33 b/a = 0.19 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.81 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.93 Uncertainty : ... ... Cos-1(b/a) : ... 79 deg Position Angle [Equinox] : 2.00 deg [B1950] 2 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 : 342.862488 -45.613335 (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 2900220 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 154.88 arcsec 2a = 154.88 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 823.83 arcsec Uncertainty : ... ... Axis Ratio : a/b = 5.33 b/a = 0.19 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.81 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.93 Uncertainty : ... ... Cos-1(b/a) : ... 79 deg Position Angle [Equinox] : 2.00 deg [B1950] 2 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 : 342.862488 -45.613335 (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 2900220 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 68.39 arcsec 2a = 68.39 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 363.78 arcsec Uncertainty : ... ... Axis Ratio : a/b = 5.33 b/a = 0.19 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.81 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.93 Uncertainty : ... ... Cos-1(b/a) : ... 79 deg Position Angle [Equinox] : 2.00 deg [B1950] 2 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 : 342.862488 -45.613335 (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 2900220 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 33.11 arcsec 2a = 33.11 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 : 342.862488 -45.613335 (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 2900220 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 14.19 arcsec 2a = 14.19 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 : 342.862488 -45.613335 (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 2900220 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 9.93 arcsec 2a = 9.93 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 36.11 arcsec Uncertainty : ... ... Axis Ratio : a/b = 3.63 b/a = 0.28 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.72 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.86 Uncertainty : ... ... Cos-1(b/a) : ... 74 deg Position Angle [Equinox] : 2.52 deg [B1950] 2 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 : 342.862488 -45.613335 (B1950) Qualifiers : From new, raw data; Corrected for contaminating sources NED Comment : Elliptical isophote
No. 14 Published Units: Homogenized Units: Reference Code : 1989ESOLV.C...0000L Published Object Name : ESO-LV 2900220 Frequency Targeted : ESO-LV IIIa-F Major Axis (2a) : 7.47 arcsec 2a = 7.47 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 : 342.862488 -45.613335 (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 290- G 022 Frequency Targeted : RC3 D_25, R_25 (blue) Major Axis (2a) : log(2a) + 1 = 1.42 2a = 157.80 arcsec Uncertainty : 0.04 15.20 arcsec Minor Axis (2b) : ... 2b = 31.56 arcsec Uncertainty : ... ... Axis Ratio : log(a/b) = 0.70 b/a = 0.20 Uncertainty : 0.05 0.02 Ellipticity : ... 1 - b/a = 0.80 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.92 Uncertainty : ... ... Cos-1(b/a) : ... 78 deg Position Angle [Equinox] : 2 deg [J2000] 2 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 : 225420.4 -452048. (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 290- G 022 Frequency Targeted : RC3 D_0 (blue) Major Axis (2a) : log(2a) + 1 = 1.42 2a = 157.80 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 : 225420.4 -452048. (J2000) Qualifiers : Homogenized from previously published data NED Comment : Extinction and inclination corrected.

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