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Date and Time of the Query: 2019-05-21 T16:47:43 PDT
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Diameter data point(s) for object ESO 012-IG 011 NED02

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
15.49 arcsec ... ... 1.74 (a/b) ... ... ... 80.02
[B1950]
25.0 B-mag arcsec^-2^ 6.81E+14 15.49 ... 0.57 0.43 0.51 55 80
[J2000]
2 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
17.99 arcsec ... ... 1.74 (a/b) ... ... ... 80.02
[B1950]
26.0 B-mag arcsec^-2^ 6.81E+14 17.99 ... 0.57 0.43 0.51 55 80
[J2000]
3 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
19.50 arcsec ... ... 1.74 (a/b) ... ... ... 80.02
[B1950]
27.0 B-mag arcsec^-2^ 6.81E+14 19.50 ... 0.57 0.43 0.51 55 80
[J2000]
4 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
12.59 arcsec ... ... 1.74 (a/b) ... ... ... 80.02
[B1950]
90% total B light 6.81E+14 12.59 ... 0.57 0.43 0.51 55 80
[J2000]
5 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
16.60 arcsec ... ... ... ... ... ... ... 50% total B light, aperture 6.81E+14 16.60 ... ... ... ... ... ...
6 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
3.87 arcsec ... ... 1.74 (a/b) ... ... ... 80.02
[B1950]
B exponential scale length 6.81E+14 3.87 ... 0.57 0.43 0.51 55 80
[J2000]
7 ESO-LV IIIa-F
1989ESOLV.C...0000L
3.98 arcsec ... ... ... ... ... ... ... R exponential scale length 4.68E+14 3.98 ... ... ... ... ... ...


Detailed Information for Each Entry

 No. 1
                                Published Units:                    Homogenized Units:

Reference Code                : 1989ESOLV.C...0000L
Published Object Name         : ESO-LV 0120111                
Frequency Targeted            : ESO-LV "Quick Blue" IIa-O     
Major Axis (2a)               : 15.49      arcsec                   2a = 15.49 arcsec
Uncertainty                   : ...                                 ... 
Minor Axis (2b)               : ...                                 2b = 27.03 arcsec 
Uncertainty                   : ...                                 ...
Axis Ratio                    : a/b =     1.74                      b/a = 0.57
Uncertainty                   : ...                                 ...
Ellipticity                   : ...                                 1 - b/a = 0.43
Uncertainty                   : ...                                 ...
Eccentricity                  : ...                                 [(a/b)2-1]/[(a/b)2+1] = 0.51
Uncertainty                   : ...                                 ...
Cos-1(b/a)                    : ...                                 55 deg
Position Angle [Equinox]      :  80.02 deg [B1950]                  80 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          : 359.385193      -77.615730    (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 0120111 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 17.99 arcsec 2a = 17.99 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 31.40 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.74 b/a = 0.57 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.43 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.51 Uncertainty : ... ... Cos-1(b/a) : ... 55 deg Position Angle [Equinox] : 80.02 deg [B1950] 80 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 : 359.385193 -77.615730 (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 0120111 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 19.50 arcsec 2a = 19.50 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 34.03 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.74 b/a = 0.57 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.43 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.51 Uncertainty : ... ... Cos-1(b/a) : ... 55 deg Position Angle [Equinox] : 80.02 deg [B1950] 80 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 : 359.385193 -77.615730 (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 0120111 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 12.59 arcsec 2a = 12.59 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 21.97 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.74 b/a = 0.57 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.43 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.51 Uncertainty : ... ... Cos-1(b/a) : ... 55 deg Position Angle [Equinox] : 80.02 deg [B1950] 80 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 : 359.385193 -77.615730 (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 0120111 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 16.60 arcsec 2a = 16.60 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 : 359.385193 -77.615730 (B1950) Qualifiers : From new, raw data; Corrected for contaminating sources NED Comment : Circular aperture
No. 6 Published Units: Homogenized Units: Reference Code : 1989ESOLV.C...0000L Published Object Name : ESO-LV 0120111 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 3.87 arcsec 2a = 3.87 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 6.75 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.74 b/a = 0.57 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.43 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.51 Uncertainty : ... ... Cos-1(b/a) : ... 55 deg Position Angle [Equinox] : 80.02 deg [B1950] 80 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 : 359.385193 -77.615730 (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 0120111 Frequency Targeted : ESO-LV IIIa-F Major Axis (2a) : 3.98 arcsec 2a = 3.98 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 : 359.385193 -77.615730 (B1950) Qualifiers : From new, raw data; Corrected for contaminating sources NED Comment : From fits to surf. brightness in octants

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