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Date and Time of the Query: 2019-04-24 T06:15:16 PDT
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Diameter data point(s) for object NGC 5398

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-O
1968MCG4..C...0000V
2.50 arcmin 2.00 arcmin ... ... ... ... ... Very low surface brightness 7.40E+14 150.00 ... 0.80 0.20 0.22 37 ...
2 ESO-Uppsala "Quick Blue" IIa-O
1982ESOU..C...0000L
4.30 arcmin 2.50 arcmin ... ... ... ... 172
[B1950]
About 25.5 B-mag arcsec^-2^ 6.81E+14 258.00 ... 0.58 0.42 0.50 54 172
[J2000]
3 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
169.82 arcsec ... ... 1.72 (a/b) ... ... ... 172.00
[B1950]
25.0 B-mag arcsec^-2^ 6.81E+14 169.82 ... 0.58 0.42 0.50 54 172
[J2000]
4 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
199.53 arcsec ... ... 1.72 (a/b) ... ... ... 172.00
[B1950]
26.0 B-mag arcsec^-2^ 6.81E+14 199.53 ... 0.58 0.42 0.50 54 172
[J2000]
5 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
221.31 arcsec ... ... 1.72 (a/b) ... ... ... 172.00
[B1950]
27.0 B-mag arcsec^-2^ 6.81E+14 221.31 ... 0.58 0.42 0.50 54 172
[J2000]
6 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
114.82 arcsec ... ... 1.72 (a/b) ... ... ... 172.00
[B1950]
70% total B light 6.81E+14 114.82 ... 0.58 0.42 0.50 54 172
[J2000]
7 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
131.83 arcsec ... ... 1.72 (a/b) ... ... ... 172.00
[B1950]
80% total B light 6.81E+14 131.83 ... 0.58 0.42 0.50 54 172
[J2000]
8 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
158.49 arcsec ... ... 1.72 (a/b) ... ... ... 172.00
[B1950]
90% total B light 6.81E+14 158.49 ... 0.58 0.42 0.50 54 172
[J2000]
9 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
89.13 arcsec ... ... 1.72 (a/b) ... ... ... 172.00
[B1950]
50% total B light, major dia. 6.81E+14 89.13 ... 0.58 0.42 0.50 54 172
[J2000]
10 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
66.07 arcsec ... ... ... ... ... ... ... 50% total B light, aperture 6.81E+14 66.07 ... ... ... ... ... ...
11 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
29.19 arcsec ... ... ... ... ... ... ... B disk exp. scale length 6.81E+14 29.19 ... ... ... ... ... ...
12 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
51.10 arcsec ... ... 1.47 (a/b) ... ... ... 175.72
[B1950]
B exponential scale length 6.81E+14 51.10 ... 0.68 0.32 0.37 47 176
[J2000]
13 ESO-LV IIIa-F
1989ESOLV.C...0000L
31.41 arcsec ... ... ... ... ... ... ... R exponential scale length 4.68E+14 31.41 ... ... ... ... ... ...
14 RC3 D_25, R_25 (blue)
1991RC3.9.C...0000d
1.45 log(2a) + 1 ... ... 0.22
log(a/b)
0.03 ... ... 172
[J2000]
25.0 B-mag arcsec^-2^ 6.81E+14 169.10 12.10 0.60 0.40 0.47 53 172
[J2000]
15 RC3 D_0 (blue)
1991RC3.9.C...0000d
1.47 log(2a) + 1 ... ... ... ... ... ... ... 25.0 B-mag arcsec^-2^ 6.81E+14 177.10 ... ... ... ... ... ...
16 K_s (LGA/2MASS isophotal)
2003AJ....125..525J
31.1 (a) arcsec ... ... 0.770 (b/a) ... ... ... 19.5
[J2000]
20.0 K-mag arcsec^-2^ 1.38E+14 62.20 ... 0.77 0.23 0.26 40 20
[J2000]
17 K_s (LGA/2MASS "total")
2003AJ....125..525J
57.1 (a) arcsec ... ... 0.770 (b/a) ... ... ... 19.5
[J2000]
Diameter for "total" magnitude 1.38E+14 114.20 ... 0.77 0.23 0.26 40 20
[J2000]


Detailed Information for Each Entry

 No. 1
                                Published Units:                    Homogenized Units:

Reference Code                : 1968MCG4..C...0000V
Published Object Name         : MCG -05-33-037                
Frequency Targeted            : POSS1 103a-O                  
Major Axis (2a)               : 2.50       arcmin                   2a = 150.00 arcsec
Uncertainty                   : ...                                 ... 
Minor Axis (2b)               : 2b =  2.00      arcmin              2b = 120.00 arcsec 
Uncertainty                   : ...                                 ...
Axis Ratio                    : ...                                 b/a = 0.80
Uncertainty                   : ...                                 ...
Ellipticity                   : ...                                 1 - b/a = 0.20
Uncertainty                   : ...                                 ...
Eccentricity                  : ...                                 [(a/b)2-1]/[(a/b)2+1] = 0.22
Uncertainty                   : ...                                 ...
Cos-1(b/a)                    : ...                                 37 deg
Position Angle [Equinox]      : ...                                 ...
Uncertainty                   : ...                                 ...
Significance                  : No uncertainty reported
Diameter Reference Level      : Very low 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          : 135830          -3249    (B1950)
Qualifiers                    : From new, raw data
NED Comment                   :                                         

No. 2 Published Units: Homogenized Units: Reference Code : 1982ESOU..C...0000L Published Object Name : ESO 384- G 032 Frequency Targeted : ESO-Uppsala "Quick Blue" IIa-O Major Axis (2a) : 4.30 arcmin 2a = 258.00 arcsec Uncertainty : ... ... Minor Axis (2b) : 2b = 2.50 arcmin 2b = 150.00 arcsec Uncertainty : ... ... Axis Ratio : ... b/a = 0.58 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.42 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.50 Uncertainty : ... ... Cos-1(b/a) : ... 54 deg Position Angle [Equinox] : 172 deg [B1950] 172 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 : 135826. -324918. (B1950) Qualifiers : From new, raw data NED Comment : Diameters flagged uncertain.
No. 3 Published Units: Homogenized Units: Reference Code : 1989ESOLV.C...0000L Published Object Name : ESO-LV 3840320 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 169.82 arcsec 2a = 169.82 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 292.29 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.72 b/a = 0.58 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.42 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.50 Uncertainty : ... ... Cos-1(b/a) : ... 54 deg Position Angle [Equinox] : 172.00 deg [B1950] 172 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 : 209.608337 -32.821667 (B1950) Qualifiers : From new, raw data; Corrected for contaminating sources NED Comment : Elliptical isophote
No. 4 Published Units: Homogenized Units: Reference Code : 1989ESOLV.C...0000L Published Object Name : ESO-LV 3840320 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 199.53 arcsec 2a = 199.53 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 343.43 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.72 b/a = 0.58 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.42 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.50 Uncertainty : ... ... Cos-1(b/a) : ... 54 deg Position Angle [Equinox] : 172.00 deg [B1950] 172 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 : 209.608337 -32.821667 (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 3840320 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 221.31 arcsec 2a = 221.31 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 380.91 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.72 b/a = 0.58 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.42 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.50 Uncertainty : ... ... Cos-1(b/a) : ... 54 deg Position Angle [Equinox] : 172.00 deg [B1950] 172 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 : 209.608337 -32.821667 (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 3840320 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 114.82 arcsec 2a = 114.82 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 197.62 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.72 b/a = 0.58 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.42 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.50 Uncertainty : ... ... Cos-1(b/a) : ... 54 deg Position Angle [Equinox] : 172.00 deg [B1950] 172 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 : 209.608337 -32.821667 (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 3840320 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 131.83 arcsec 2a = 131.83 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 226.90 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.72 b/a = 0.58 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.42 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.50 Uncertainty : ... ... Cos-1(b/a) : ... 54 deg Position Angle [Equinox] : 172.00 deg [B1950] 172 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 : 209.608337 -32.821667 (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 3840320 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 158.49 arcsec 2a = 158.49 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 272.79 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.72 b/a = 0.58 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.42 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.50 Uncertainty : ... ... Cos-1(b/a) : ... 54 deg Position Angle [Equinox] : 172.00 deg [B1950] 172 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 : 209.608337 -32.821667 (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 3840320 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 89.13 arcsec 2a = 89.13 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 153.41 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.72 b/a = 0.58 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.42 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.50 Uncertainty : ... ... Cos-1(b/a) : ... 54 deg Position Angle [Equinox] : 172.00 deg [B1950] 172 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 : 209.608337 -32.821667 (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 3840320 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 66.07 arcsec 2a = 66.07 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 : 209.608337 -32.821667 (B1950) Qualifiers : From new, raw data; Corrected for contaminating sources NED Comment : Circular aperture
No. 11 Published Units: Homogenized Units: Reference Code : 1989ESOLV.C...0000L Published Object Name : ESO-LV 3840320 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 29.19 arcsec 2a = 29.19 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 : 209.608337 -32.821667 (B1950) Qualifiers : From new, raw data; Corrected for contaminating sources NED Comment : From fits to surf. brightness in octants
No. 12 Published Units: Homogenized Units: Reference Code : 1989ESOLV.C...0000L Published Object Name : ESO-LV 3840320 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 51.10 arcsec 2a = 51.10 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 75.04 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.47 b/a = 0.68 Uncertainty : ... ... 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] : 175.72 deg [B1950] 176 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 : 209.608337 -32.821667 (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 3840320 Frequency Targeted : ESO-LV IIIa-F Major Axis (2a) : 31.41 arcsec 2a = 31.41 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 : 209.608337 -32.821667 (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 : 1991RC3.9.C...0000d Published Object Name : ESO 384- G 032 Frequency Targeted : RC3 D_25, R_25 (blue) Major Axis (2a) : log(2a) + 1 = 1.45 2a = 169.10 arcsec Uncertainty : 0.03 12.10 arcsec Minor Axis (2b) : ... 2b = 101.97 arcsec Uncertainty : ... ... Axis Ratio : log(a/b) = 0.22 b/a = 0.60 Uncertainty : 0.04 0.06 Ellipticity : ... 1 - b/a = 0.40 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.47 Uncertainty : ... ... Cos-1(b/a) : ... 53 deg Position Angle [Equinox] : 172 deg [J2000] 172 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 : 140121.5 -330346. (J2000) Qualifiers : Homogenized from previously published data NED Comment :
No. 15 Published Units: Homogenized Units: Reference Code : 1991RC3.9.C...0000d Published Object Name : ESO 384- G 032 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 : 140121.5 -330346. (J2000) Qualifiers : Homogenized from previously published data NED Comment : Extinction and inclination corrected.
No. 16 Published Units: Homogenized Units: Reference Code : 2003AJ....125..525J Published Object Name : NGC 5398 Frequency Targeted : K_s (LGA/2MASS isophotal) Major Axis (2a) : a = 31.1 arcsec 2a = 62.20 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 47.89 arcsec Uncertainty : ... ... Axis Ratio : b/a = 0.770 b/a = 0.77 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.23 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.26 Uncertainty : ... ... Cos-1(b/a) : ... 40 deg Position Angle [Equinox] : 19.5 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 : 210.339813 -33.063782 (J2000) Qualifiers : From new, raw data NED Comment :
No. 17 Published Units: Homogenized Units: Reference Code : 2003AJ....125..525J Published Object Name : NGC 5398 Frequency Targeted : K_s (LGA/2MASS "total") Major Axis (2a) : a = 57.1 arcsec 2a = 114.20 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 87.93 arcsec Uncertainty : ... ... Axis Ratio : b/a = 0.770 b/a = 0.77 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.23 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.26 Uncertainty : ... ... Cos-1(b/a) : ... 40 deg Position Angle [Equinox] : 19.5 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 : 210.339813 -33.063782 (J2000) Qualifiers : From new, raw data NED Comment :

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