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Date and Time of the Query: 2019-06-19 T00:39:21 PDT
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Diameter data point(s) for object IC 5014

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.......:
13.1 (a) arcsec ... ... 0.820 (b/a) ... ... ... -80
[J2000]
20.0 K-mag arcsec^-2^ 1.38E+14 26.20 ... 0.82 0.18 0.20 35 100
[J2000]
2 K_s (2MASS "total")
20032MASX.C.......:
23.4 (a) arcsec ... ... 0.820 (b/a) ... ... ... -80
[J2000]
Diameter for "total" magnitude 1.38E+14 46.70 ... 0.82 0.18 0.20 35 100
[J2000]
3 ESO-Uppsala "Quick Blue" IIa-O
1982ESOU..C...0000L
0.50 arcmin 0.40 arcmin ... ... ... ... ... About 25.5 B-mag arcsec^-2^ 6.81E+14 30.00 ... 0.80 0.20 0.22 37 ...
4 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
45.71 arcsec ... ... 1.16 (a/b) ... ... ... 104.78
[B1950]
25.0 B-mag arcsec^-2^ 6.81E+14 45.71 ... 0.87 0.13 0.14 30 104
[J2000]
5 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
63.83 arcsec ... ... 1.16 (a/b) ... ... ... 104.78
[B1950]
26.0 B-mag arcsec^-2^ 6.81E+14 63.83 ... 0.87 0.13 0.14 30 104
[J2000]
6 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
78.52 arcsec ... ... 1.16 (a/b) ... ... ... 104.78
[B1950]
27.0 B-mag arcsec^-2^ 6.81E+14 78.52 ... 0.87 0.13 0.14 30 104
[J2000]
7 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
18.84 arcsec ... ... 1.16 (a/b) ... ... ... 104.78
[B1950]
70% total B light 6.81E+14 18.84 ... 0.87 0.13 0.14 30 104
[J2000]
8 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
24.83 arcsec ... ... 1.16 (a/b) ... ... ... 104.78
[B1950]
80% total B light 6.81E+14 24.83 ... 0.87 0.13 0.14 30 104
[J2000]
9 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
40.27 arcsec ... ... 1.16 (a/b) ... ... ... 104.78
[B1950]
90% total B light 6.81E+14 40.27 ... 0.87 0.13 0.14 30 104
[J2000]
10 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
12.16 arcsec ... ... 1.16 (a/b) ... ... ... 104.78
[B1950]
50% total B light, major dia. 6.81E+14 12.16 ... 0.87 0.13 0.14 30 104
[J2000]
11 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
11.35 arcsec ... ... ... ... ... ... ... 50% total B light, aperture 6.81E+14 11.35 ... ... ... ... ... ...
12 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
4.52 arcsec ... ... ... ... ... ... ... B disk exp. scale length 6.81E+14 4.52 ... ... ... ... ... ...
13 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
1.88 arcsec ... ... 1.16 (a/b) ... ... ... 104.78
[B1950]
B exponential scale length 6.81E+14 1.88 ... 0.87 0.13 0.14 30 104
[J2000]
14 ESO-LV IIIa-F
1989ESOLV.C...0000L
1.37 arcsec ... ... ... ... ... ... ... R exponential scale length 4.68E+14 1.37 ... ... ... ... ... ...


Detailed Information for Each Entry

 No. 1
                                Published Units:                    Homogenized Units:

Reference Code                : 20032MASX.C.......:
Published Object Name         : 2MASX J20351571-7327096       
Frequency Targeted            : K_s (2MASS isophotal)         
Major Axis (2a)               : a = 13.1       arcsec               2a = 26.20 arcsec
Uncertainty                   : ...                                 ... 
Minor Axis (2b)               : ...                                 2b = 21.48 arcsec
Uncertainty                   : ...                                 ...
Axis Ratio                    : b/a = 0.820                         b/a = 0.82
Uncertainty                   : ...                                 ...
Ellipticity                   : ...                                 1 - b/a = 0.18
Uncertainty                   : ...                                 ...
Eccentricity                  : ...                                 [(a/b)2-1]/[(a/b)2+1] = 0.20
Uncertainty                   : ...                                 ...
Cos-1(b/a)                    : ...                                 35 deg
Position Angle [Equinox]      :  -80   deg [J2000]                  100 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          : 308.815491      -73.452621    (J2000)
Qualifiers                    : From new, raw data
NED Comment                   :                                         

No. 2 Published Units: Homogenized Units: Reference Code : 20032MASX.C.......: Published Object Name : 2MASX J20351571-7327096 Frequency Targeted : K_s (2MASS "total") Major Axis (2a) : a = 23.4 arcsec 2a = 46.70 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 38.29 arcsec Uncertainty : ... ... Axis Ratio : b/a = 0.820 b/a = 0.82 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.18 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.20 Uncertainty : ... ... Cos-1(b/a) : ... 35 deg Position Angle [Equinox] : -80 deg [J2000] 100 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 : 308.815491 -73.452621 (J2000) Qualifiers : From new, raw data NED Comment :
No. 3 Published Units: Homogenized Units: Reference Code : 1982ESOU..C...0000L Published Object Name : ESO 047-IG 002 Frequency Targeted : ESO-Uppsala "Quick Blue" IIa-O Major Axis (2a) : 0.50 arcmin 2a = 30.00 arcsec Uncertainty : ... ... Minor Axis (2b) : 2b = 0.40 arcmin 2b = 24.00 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 : 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 : 202944. -733730. (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 0470020 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 45.71 arcsec 2a = 45.71 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 52.78 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.16 b/a = 0.87 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.13 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.14 Uncertainty : ... ... Cos-1(b/a) : ... 30 deg Position Angle [Equinox] : 104.78 deg [B1950] 104 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 : 307.433319 -73.625000 (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 0470020 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 63.83 arcsec 2a = 63.83 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 73.71 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.16 b/a = 0.87 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.13 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.14 Uncertainty : ... ... Cos-1(b/a) : ... 30 deg Position Angle [Equinox] : 104.78 deg [B1950] 104 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 : 307.433319 -73.625000 (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 0470020 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 78.52 arcsec 2a = 78.52 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 90.67 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.16 b/a = 0.87 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.13 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.14 Uncertainty : ... ... Cos-1(b/a) : ... 30 deg Position Angle [Equinox] : 104.78 deg [B1950] 104 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 : 307.433319 -73.625000 (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 0470020 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 18.84 arcsec 2a = 18.84 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 21.76 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.16 b/a = 0.87 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.13 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.14 Uncertainty : ... ... Cos-1(b/a) : ... 30 deg Position Angle [Equinox] : 104.78 deg [B1950] 104 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 : 307.433319 -73.625000 (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 0470020 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 24.83 arcsec 2a = 24.83 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 28.67 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.16 b/a = 0.87 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.13 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.14 Uncertainty : ... ... Cos-1(b/a) : ... 30 deg Position Angle [Equinox] : 104.78 deg [B1950] 104 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 : 307.433319 -73.625000 (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 0470020 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 40.27 arcsec 2a = 40.27 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 46.50 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.16 b/a = 0.87 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.13 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.14 Uncertainty : ... ... Cos-1(b/a) : ... 30 deg Position Angle [Equinox] : 104.78 deg [B1950] 104 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 : 307.433319 -73.625000 (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 0470020 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 12.16 arcsec 2a = 12.16 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 14.04 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.16 b/a = 0.87 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.13 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.14 Uncertainty : ... ... Cos-1(b/a) : ... 30 deg Position Angle [Equinox] : 104.78 deg [B1950] 104 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 : 307.433319 -73.625000 (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 0470020 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 11.35 arcsec 2a = 11.35 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 : 307.433319 -73.625000 (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 0470020 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 4.52 arcsec 2a = 4.52 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 : 307.433319 -73.625000 (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 0470020 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 1.88 arcsec 2a = 1.88 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 2.17 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.16 b/a = 0.87 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.13 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.14 Uncertainty : ... ... Cos-1(b/a) : ... 30 deg Position Angle [Equinox] : 104.78 deg [B1950] 104 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 : 307.433319 -73.625000 (B1950) Qualifiers : From new, raw data; Corrected for contaminating sources NED Comment : Derived scale length < 2" mean ESO-B PSF
No. 14 Published Units: Homogenized Units: Reference Code : 1989ESOLV.C...0000L Published Object Name : ESO-LV 0470020 Frequency Targeted : ESO-LV IIIa-F Major Axis (2a) : 1.37 arcsec 2a = 1.37 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 : 307.433319 -73.625000 (B1950) Qualifiers : From new, raw data; Corrected for contaminating sources NED Comment : Derived scale length < 2" mean ESO-B PSF

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