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Date and Time of the Query: 2019-04-24 T09:50:46 PDT
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Diameter data point(s) for object ESO 572- G 025

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.......:
8.3 (a) arcsec ... ... 0.880 (b/a) ... ... ... 5
[J2000]
20.0 K-mag arcsec^-2^ 1.38E+14 16.60 ... 0.88 0.12 0.13 28 5
[J2000]
2 K_s (2MASS "total")
20032MASX.C.......:
19.8 (a) arcsec ... ... 0.880 (b/a) ... ... ... 5
[J2000]
Diameter for "total" magnitude 1.38E+14 39.70 ... 0.88 0.12 0.13 28 5
[J2000]
3 ESO-Uppsala "Quick Blue" IIa-O
1982ESOU..C...0000L
1.40 arcmin 0.50 arcmin ... ... ... ... 5
[B1950]
About 25.5 B-mag arcsec^-2^ 6.81E+14 84.00 ... 0.36 0.64 0.77 69 5
[J2000]
4 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
45.19 arcsec ... ... 2.04 (a/b) ... ... ... 3.78
[B1950]
25.0 B-mag arcsec^-2^ 6.81E+14 45.19 ... 0.49 0.51 0.61 61 4
[J2000]
5 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
63.10 arcsec ... ... 2.04 (a/b) ... ... ... 3.78
[B1950]
26.0 B-mag arcsec^-2^ 6.81E+14 63.10 ... 0.49 0.51 0.61 61 4
[J2000]
6 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
79.43 arcsec ... ... 2.04 (a/b) ... ... ... 3.78
[B1950]
27.0 B-mag arcsec^-2^ 6.81E+14 79.43 ... 0.49 0.51 0.61 61 4
[J2000]
7 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
14.96 arcsec ... ... 2.04 (a/b) ... ... ... 3.78
[B1950]
70% total B light 6.81E+14 14.96 ... 0.49 0.51 0.61 61 4
[J2000]
8 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
26.00 arcsec ... ... 2.04 (a/b) ... ... ... 3.78
[B1950]
80% total B light 6.81E+14 26.00 ... 0.49 0.51 0.61 61 4
[J2000]
9 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
48.42 arcsec ... ... 2.04 (a/b) ... ... ... 3.78
[B1950]
90% total B light 6.81E+14 48.42 ... 0.49 0.51 0.61 61 4
[J2000]
10 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
4.66 arcsec ... ... ... ... ... ... ... B disk exp. scale length 6.81E+14 4.66 ... ... ... ... ... ...
11 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
0.16 arcsec ... ... 1.42 (a/b) ... ... ... 4.46
[B1950]
B exponential scale length 6.81E+14 0.16 ... 0.70 0.30 0.34 45 4
[J2000]
12 ESO-LV IIIa-F
1989ESOLV.C...0000L
0.03 arcsec ... ... ... ... ... ... ... R exponential scale length 4.68E+14 0.03 ... ... ... ... ... ...


Detailed Information for Each Entry

 No. 1
                                Published Units:                    Homogenized Units:

Reference Code                : 20032MASX.C.......:
Published Object Name         : 2MASX J11572805-1937263       
Frequency Targeted            : K_s (2MASS isophotal)         
Major Axis (2a)               : a = 8.3        arcsec               2a = 16.60 arcsec
Uncertainty                   : ...                                 ... 
Minor Axis (2b)               : ...                                 2b = 14.61 arcsec
Uncertainty                   : ...                                 ...
Axis Ratio                    : b/a = 0.880                         b/a = 0.88
Uncertainty                   : ...                                 ...
Ellipticity                   : ...                                 1 - b/a = 0.12
Uncertainty                   : ...                                 ...
Eccentricity                  : ...                                 [(a/b)2-1]/[(a/b)2+1] = 0.13
Uncertainty                   : ...                                 ...
Cos-1(b/a)                    : ...                                 28 deg
Position Angle [Equinox]      :    5   deg [J2000]                  5 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          : 179.366852      -19.624008    (J2000)
Qualifiers                    : From new, raw data
NED Comment                   :                                         

No. 2 Published Units: Homogenized Units: Reference Code : 20032MASX.C.......: Published Object Name : 2MASX J11572805-1937263 Frequency Targeted : K_s (2MASS "total") Major Axis (2a) : a = 19.8 arcsec 2a = 39.70 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 34.94 arcsec Uncertainty : ... ... Axis Ratio : b/a = 0.880 b/a = 0.88 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.12 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.13 Uncertainty : ... ... Cos-1(b/a) : ... 28 deg Position Angle [Equinox] : 5 deg [J2000] 5 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 : 179.366852 -19.624008 (J2000) Qualifiers : From new, raw data NED Comment :
No. 3 Published Units: Homogenized Units: Reference Code : 1982ESOU..C...0000L Published Object Name : ESO 572- G 025 Frequency Targeted : ESO-Uppsala "Quick Blue" IIa-O Major Axis (2a) : 1.40 arcmin 2a = 84.00 arcsec Uncertainty : ... ... Minor Axis (2b) : 2b = 0.50 arcmin 2b = 30.00 arcsec Uncertainty : ... ... Axis Ratio : ... b/a = 0.36 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.64 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.77 Uncertainty : ... ... Cos-1(b/a) : ... 69 deg Position Angle [Equinox] : 5 deg [B1950] 5 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 : 115455. -192042. (B1950) Qualifiers : From new, raw data NED Comment :
No. 4 Published Units: Homogenized Units: Reference Code : 1989ESOLV.C...0000L Published Object Name : ESO-LV 5720250 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 45.19 arcsec 2a = 45.19 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 92.04 arcsec Uncertainty : ... ... Axis Ratio : a/b = 2.04 b/a = 0.49 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.51 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.61 Uncertainty : ... ... Cos-1(b/a) : ... 61 deg Position Angle [Equinox] : 3.78 deg [B1950] 4 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 : 178.729172 -19.344999 (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 5720250 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 63.10 arcsec 2a = 63.10 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 128.51 arcsec Uncertainty : ... ... Axis Ratio : a/b = 2.04 b/a = 0.49 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.51 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.61 Uncertainty : ... ... Cos-1(b/a) : ... 61 deg Position Angle [Equinox] : 3.78 deg [B1950] 4 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 : 178.729172 -19.344999 (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 5720250 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 79.43 arcsec 2a = 79.43 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 161.77 arcsec Uncertainty : ... ... Axis Ratio : a/b = 2.04 b/a = 0.49 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.51 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.61 Uncertainty : ... ... Cos-1(b/a) : ... 61 deg Position Angle [Equinox] : 3.78 deg [B1950] 4 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 : 178.729172 -19.344999 (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 5720250 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 14.96 arcsec 2a = 14.96 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 30.47 arcsec Uncertainty : ... ... Axis Ratio : a/b = 2.04 b/a = 0.49 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.51 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.61 Uncertainty : ... ... Cos-1(b/a) : ... 61 deg Position Angle [Equinox] : 3.78 deg [B1950] 4 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 : 178.729172 -19.344999 (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 5720250 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 26.00 arcsec 2a = 26.00 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 52.95 arcsec Uncertainty : ... ... Axis Ratio : a/b = 2.04 b/a = 0.49 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.51 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.61 Uncertainty : ... ... Cos-1(b/a) : ... 61 deg Position Angle [Equinox] : 3.78 deg [B1950] 4 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 : 178.729172 -19.344999 (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 5720250 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 48.42 arcsec 2a = 48.42 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 98.62 arcsec Uncertainty : ... ... Axis Ratio : a/b = 2.04 b/a = 0.49 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.51 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.61 Uncertainty : ... ... Cos-1(b/a) : ... 61 deg Position Angle [Equinox] : 3.78 deg [B1950] 4 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 : 178.729172 -19.344999 (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 5720250 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 4.66 arcsec 2a = 4.66 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 : 178.729172 -19.344999 (B1950) Qualifiers : From new, raw data; Corrected for contaminating sources NED Comment : From fits to surf. brightness in octants
No. 11 Published Units: Homogenized Units: Reference Code : 1989ESOLV.C...0000L Published Object Name : ESO-LV 5720250 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 0.16 arcsec 2a = 0.16 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 0.23 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.42 b/a = 0.70 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.30 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.34 Uncertainty : ... ... Cos-1(b/a) : ... 45 deg Position Angle [Equinox] : 4.46 deg [B1950] 4 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 : 178.729172 -19.344999 (B1950) Qualifiers : From new, raw data; Corrected for contaminating sources NED Comment : Derived scale length < 2" mean ESO-B PSF
No. 12 Published Units: Homogenized Units: Reference Code : 1989ESOLV.C...0000L Published Object Name : ESO-LV 5720250 Frequency Targeted : ESO-LV IIIa-F Major Axis (2a) : 0.03 arcsec 2a = 0.03 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 : 178.729172 -19.344999 (B1950) Qualifiers : From new, raw data; Corrected for contaminating sources NED Comment : Derived scale length < 2" mean ESO-B PSF

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