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Date and Time of the Query: 2019-06-16 T06:17:16 PDT
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Diameter data point(s) for object IC 5173B

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-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
50.12 arcsec ... ... 3.12 (a/b) ... ... ... 76.88
[B1950]
25.0 B-mag arcsec^-2^ 6.81E+14 50.12 ... 0.32 0.68 0.81 71 77
[J2000]
2 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
58.88 arcsec ... ... 3.12 (a/b) ... ... ... 76.88
[B1950]
26.0 B-mag arcsec^-2^ 6.81E+14 58.88 ... 0.32 0.68 0.81 71 77
[J2000]
3 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
31.26 arcsec ... ... 3.12 (a/b) ... ... ... 76.88
[B1950]
70% total B light 6.81E+14 31.26 ... 0.32 0.68 0.81 71 77
[J2000]
4 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
36.73 arcsec ... ... 3.12 (a/b) ... ... ... 76.88
[B1950]
80% total B light 6.81E+14 36.73 ... 0.32 0.68 0.81 71 77
[J2000]
5 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
44.67 arcsec ... ... 3.12 (a/b) ... ... ... 76.88
[B1950]
90% total B light 6.81E+14 44.67 ... 0.32 0.68 0.81 71 77
[J2000]
6 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
23.17 arcsec ... ... 3.12 (a/b) ... ... ... 76.88
[B1950]
50% total B light, major dia. 6.81E+14 23.17 ... 0.32 0.68 0.81 71 77
[J2000]
7 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
77.62 arcsec ... ... ... ... ... ... ... 50% total B light, aperture 6.81E+14 77.62 ... ... ... ... ... ...
8 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
11.15 arcsec ... ... 3.12 (a/b) ... ... ... 76.88
[B1950]
B exponential scale length 6.81E+14 11.15 ... 0.32 0.68 0.81 71 77
[J2000]
9 ESO-LV IIIa-F
1989ESOLV.C...0000L
14.24 arcsec ... ... ... ... ... ... ... R exponential scale length 4.68E+14 14.24 ... ... ... ... ... ...


Detailed Information for Each Entry

 No. 1
                                Published Units:                    Homogenized Units:

Reference Code                : 1989ESOLV.C...0000L
Published Object Name         : ESO-LV 0760080                
Frequency Targeted            : ESO-LV "Quick Blue" IIa-O     
Major Axis (2a)               : 50.12      arcsec                   2a = 50.12 arcsec
Uncertainty                   : ...                                 ... 
Minor Axis (2b)               : ...                                 2b = 156.62 arcsec 
Uncertainty                   : ...                                 ...
Axis Ratio                    : a/b =     3.12                      b/a = 0.32
Uncertainty                   : ...                                 ...
Ellipticity                   : ...                                 1 - b/a = 0.68
Uncertainty                   : ...                                 ...
Eccentricity                  : ...                                 [(a/b)2-1]/[(a/b)2+1] = 0.81
Uncertainty                   : ...                                 ...
Cos-1(b/a)                    : ...                                 71 deg
Position Angle [Equinox]      :  76.88 deg [B1950]                  77 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          : 332.712494      -69.613335    (B1950)
Qualifiers                    : From new, raw data; Corrected for contaminating sources
NED Comment                   : Elliptical isophote                     

No. 2 Published Units: Homogenized Units: Reference Code : 1989ESOLV.C...0000L Published Object Name : ESO-LV 0760080 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 58.88 arcsec 2a = 58.88 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 184.00 arcsec Uncertainty : ... ... Axis Ratio : a/b = 3.12 b/a = 0.32 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.68 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.81 Uncertainty : ... ... Cos-1(b/a) : ... 71 deg Position Angle [Equinox] : 76.88 deg [B1950] 77 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 : 332.712494 -69.613335 (B1950) Qualifiers : From new, raw data; Corrected for contaminating sources NED Comment : Elliptical isophote
No. 3 Published Units: Homogenized Units: Reference Code : 1989ESOLV.C...0000L Published Object Name : ESO-LV 0760080 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 31.26 arcsec 2a = 31.26 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 97.69 arcsec Uncertainty : ... ... Axis Ratio : a/b = 3.12 b/a = 0.32 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.68 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.81 Uncertainty : ... ... Cos-1(b/a) : ... 71 deg Position Angle [Equinox] : 76.88 deg [B1950] 77 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 : 332.712494 -69.613335 (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 0760080 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 36.73 arcsec 2a = 36.73 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 114.78 arcsec Uncertainty : ... ... Axis Ratio : a/b = 3.12 b/a = 0.32 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.68 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.81 Uncertainty : ... ... Cos-1(b/a) : ... 71 deg Position Angle [Equinox] : 76.88 deg [B1950] 77 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 : 332.712494 -69.613335 (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 0760080 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 44.67 arcsec 2a = 44.67 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 139.59 arcsec Uncertainty : ... ... Axis Ratio : a/b = 3.12 b/a = 0.32 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.68 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.81 Uncertainty : ... ... Cos-1(b/a) : ... 71 deg Position Angle [Equinox] : 76.88 deg [B1950] 77 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 : 332.712494 -69.613335 (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 0760080 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 23.17 arcsec 2a = 23.17 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 72.41 arcsec Uncertainty : ... ... Axis Ratio : a/b = 3.12 b/a = 0.32 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.68 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.81 Uncertainty : ... ... Cos-1(b/a) : ... 71 deg Position Angle [Equinox] : 76.88 deg [B1950] 77 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 : 332.712494 -69.613335 (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 0760080 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 77.62 arcsec 2a = 77.62 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 : 332.712494 -69.613335 (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 0760080 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 11.15 arcsec 2a = 11.15 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 34.84 arcsec Uncertainty : ... ... Axis Ratio : a/b = 3.12 b/a = 0.32 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.68 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.81 Uncertainty : ... ... Cos-1(b/a) : ... 71 deg Position Angle [Equinox] : 76.88 deg [B1950] 77 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 : 332.712494 -69.613335 (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 0760080 Frequency Targeted : ESO-LV IIIa-F Major Axis (2a) : 14.24 arcsec 2a = 14.24 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 : 332.712494 -69.613335 (B1950) Qualifiers : From new, raw data; Corrected for contaminating sources NED Comment : From fits to surf. brightness in octants

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