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Date and Time of the Query: 2019-03-25 T18:21:28 PDT
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Diameter data point(s) for object IC 5328A

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 ESO-Uppsala "Quick Blue" IIa-O
1982ESOU..C...0000L
1.00 arcmin 0.20 arcmin ... ... ... ... 161
[B1950]
About 25.5 B-mag arcsec^-2^ 6.81E+14 60.00 ... 0.20 0.80 0.92 78 161
[J2000]
2 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
... ... ... ... 5.00 (a/b) ... ... ... 161.00
[B1950]
25.0 B-mag arcsec^-2^ 6.81E+14 ... ... 0.20 0.80 0.92 78 161
[J2000]
3 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
104.71 arcsec ... ... 5.00 (a/b) ... ... ... 161.00
[B1950]
70% total B light 6.81E+14 104.71 ... 0.20 0.80 0.92 78 161
[J2000]
4 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
121.62 arcsec ... ... 5.00 (a/b) ... ... ... 161.00
[B1950]
80% total B light 6.81E+14 121.62 ... 0.20 0.80 0.92 78 161
[J2000]
5 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
141.25 arcsec ... ... 5.00 (a/b) ... ... ... 161.00
[B1950]
90% total B light 6.81E+14 141.25 ... 0.20 0.80 0.92 78 161
[J2000]
6 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
71.61 arcsec ... ... 5.00 (a/b) ... ... ... 161.00
[B1950]
50% total B light, major dia. 6.81E+14 71.61 ... 0.20 0.80 0.92 78 161
[J2000]
7 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
29.85 arcsec ... ... ... ... ... ... ... 50% total B light, aperture 6.81E+14 29.85 ... ... ... ... ... ...
8 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
17.64 arcsec ... ... ... ... ... ... ... B disk exp. scale length 6.81E+14 17.64 ... ... ... ... ... ...
9 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
... ... ... ... 1.33 (a/b) ... ... ... 43.32
[B1950]
25.0 B-mag arcsec^-2^ 6.81E+14 ... ... 0.75 0.25 0.28 41 43
[J2000]
10 RC3 D_25, R_25 (blue)
1991RC3.9.C...0000d
0.94 log(2a) + 1 ... ... 0.67
log(a/b)
0.07 ... ... 161
[J2000]
25.0 B-mag arcsec^-2^ 6.81E+14 52.30 9.10 0.21 0.79 0.91 78 161
[J2000]
11 RC3 D_0 (blue)
1991RC3.9.C...0000d
0.91 log(2a) + 1 ... ... ... ... ... ... ... 25.0 B-mag arcsec^-2^ 6.81E+14 48.80 ... ... ... ... ... ...


Detailed Information for Each Entry

 No. 1
                                Published Units:                    Homogenized Units:

Reference Code                : 1982ESOU..C...0000L
Published Object Name         : ESO 291- G 028                
Frequency Targeted            : ESO-Uppsala "Quick Blue" IIa-O
Major Axis (2a)               : 1.00       arcmin                   2a = 60.00 arcsec
Uncertainty                   : ...                                 ... 
Minor Axis (2b)               : 2b =   0.20     arcmin              2b = 12.00 arcsec 
Uncertainty                   : ...                                 ...
Axis Ratio                    : ...                                 b/a = 0.20
Uncertainty                   : ...                                 ...
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]      : 161    deg [B1950]                  161 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          : 233032.         -451812.    (B1950)
Qualifiers                    : From new, raw data
NED Comment                   :                                         

No. 2 Published Units: Homogenized Units: Reference Code : 1989ESOLV.C...0000L Published Object Name : ESO-LV 2910280 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis : ... ... Uncertainty : ... ... Minor Axis (2b) : ... 2b = -4995.00 arcsec Uncertainty : ... ... Axis Ratio : a/b = 5.00 b/a = 0.20 Uncertainty : ... ... 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] : 161.00 deg [B1950] 161 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 : 352.633331 -45.303333 (B1950) Qualifiers : From new, raw data; Corrected for contaminating sources NED Comment : Elliptical isophote; no diameter given
No. 3 Published Units: Homogenized Units: Reference Code : 1989ESOLV.C...0000L Published Object Name : ESO-LV 2910280 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 104.71 arcsec 2a = 104.71 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 523.55 arcsec Uncertainty : ... ... Axis Ratio : a/b = 5.00 b/a = 0.20 Uncertainty : ... ... 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] : 161.00 deg [B1950] 161 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 : 352.633331 -45.303333 (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 2910280 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 121.62 arcsec 2a = 121.62 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 608.10 arcsec Uncertainty : ... ... Axis Ratio : a/b = 5.00 b/a = 0.20 Uncertainty : ... ... 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] : 161.00 deg [B1950] 161 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 : 352.633331 -45.303333 (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 2910280 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 141.25 arcsec 2a = 141.25 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 706.25 arcsec Uncertainty : ... ... Axis Ratio : a/b = 5.00 b/a = 0.20 Uncertainty : ... ... 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] : 161.00 deg [B1950] 161 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 : 352.633331 -45.303333 (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 2910280 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 71.61 arcsec 2a = 71.61 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 358.05 arcsec Uncertainty : ... ... Axis Ratio : a/b = 5.00 b/a = 0.20 Uncertainty : ... ... 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] : 161.00 deg [B1950] 161 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 : 352.633331 -45.303333 (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 2910280 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 29.85 arcsec 2a = 29.85 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 : 352.633331 -45.303333 (B1950) Qualifiers : From new, raw data; Corrected for contaminating sources NED Comment : Circular aperture
No. 8 Published Units: Homogenized Units: Reference Code : 1989ESOLV.C...0000L Published Object Name : ESO-LV 2910280 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 17.64 arcsec 2a = 17.64 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 : 352.633331 -45.303333 (B1950) Qualifiers : From new, raw data; Corrected for contaminating sources NED Comment : From fits to surf. brightness in octants
No. 9 Published Units: Homogenized Units: Reference Code : 1989ESOLV.C...0000L Published Object Name : ESO-LV 2910280 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis : ... ... Uncertainty : ... ... Minor Axis (2b) : ... 2b = -1332.00 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.33 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] : 43.32 deg [B1950] 43 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 : Scale length Coordinates Targeted : 352.633331 -45.303333 (B1950) Qualifiers : From new, raw data; Corrected for contaminating sources NED Comment : a/b from fits to octant data
No. 10 Published Units: Homogenized Units: Reference Code : 1991RC3.9.C...0000d Published Object Name : ESO 291- G 028 Frequency Targeted : RC3 D_25, R_25 (blue) Major Axis (2a) : log(2a) + 1 = 0.94 2a = 52.30 arcsec Uncertainty : 0.07 9.10 arcsec Minor Axis (2b) : ... 2b = 11.19 arcsec Uncertainty : ... ... Axis Ratio : log(a/b) = 0.67 b/a = 0.21 Uncertainty : 0.04 0.02 Ellipticity : ... 1 - b/a = 0.79 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.91 Uncertainty : ... ... Cos-1(b/a) : ... 78 deg Position Angle [Equinox] : 161 deg [J2000] 161 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 : 233314.1 -450137. (J2000) Qualifiers : Homogenized from previously published data NED Comment :
No. 11 Published Units: Homogenized Units: Reference Code : 1991RC3.9.C...0000d Published Object Name : ESO 291- G 028 Frequency Targeted : RC3 D_0 (blue) Major Axis (2a) : log(2a) + 1 = 0.91 2a = 48.80 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 : 233314.1 -450137. (J2000) Qualifiers : Homogenized from previously published data NED Comment : Extinction and inclination corrected.

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