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Date and Time of the Query: 2022-01-27 T00:14:03 PST
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Diameter data point(s) for object WISE J234704.83+514217.9

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.......:
14.6 (a) arcsec ... ... 0.780 (b/a) ... ... ... -75
[J2000]
20.0 K-mag arcsec^-2^ 1.38E+14 29.20 ... 0.78 0.22 0.24 39 105
[J2000]
2 K_s (2MASS "total")
20032MASX.C.......:
25.4 (a) arcsec ... ... 0.780 (b/a) ... ... ... -75
[J2000]
Diameter for "total" magnitude 1.38E+14 50.80 ... 0.78 0.22 0.24 39 105
[J2000]
3 0.5-7 keV Chandra
2020CSC...C2..0000:
1.20145315 arcsec 1.20145315 arcsec ... 0.10660830 ... ... 0.0
[J2000]
extent deconvolved with PSF 5.56E+17 1.20 0.11 1.20 -0.20 0.18 0 0
[J2000]
4 0.2-0.5 keV Chandra
2020CSC...C2..0000:
0.05515339 arcsec 0.05515339 arcsec ... 0.65933983 ... ... 0.0
[J2000]
extent deconvolved with PSF 9.67E+16 0.06 0.66 0.06 0.94 0.99 87 0
[J2000]
5 0.5-1.2 keV Chandra
2020CSC...C2..0000:
2.29466564 arcsec 2.29466564 arcsec ... 0.30035695 ... ... 0.0
[J2000]
extent deconvolved with PSF 2.22E+17 2.29 0.30 2.29 -1.29 0.68 0 0
[J2000]
6 1.2-2 keV Chandra
2020CSC...C2..0000:
2.75091064 arcsec 2.75091064 arcsec ... 0.46399101 ... ... 0.0
[J2000]
extent deconvolved with PSF 3.77E+17 2.75 0.46 2.75 -1.75 0.77 0 0
[J2000]


Detailed Information for Each Entry

 No. 1
                                Published Units:                    Homogenized Units:

Reference Code                : 20032MASX.C.......:
Published Object Name         : 2MASX J23470479+5142179       
Frequency Targeted            : K_s (2MASS isophotal)         
Major Axis (2a)               : a = 14.6       arcsec               2a = 29.20 arcsec
Uncertainty                   : ...                                 ... 
Minor Axis (2b)               : ...                                 2b = 22.78 arcsec
Uncertainty                   : ...                                 ...
Axis Ratio                    : b/a = 0.780                         b/a = 0.78
Uncertainty                   : ...                                 ...
Ellipticity                   : ...                                 1 - b/a = 0.22
Uncertainty                   : ...                                 ...
Eccentricity                  : ...                                 [(a/b)2-1]/[(a/b)2+1] = 0.24
Uncertainty                   : ...                                 ...
Cos-1(b/a)                    : ...                                 39 deg
Position Angle [Equinox]      :  -75   deg [J2000]                  105 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          : 356.770081      51.704971    (J2000)
Qualifiers                    : From new, raw data
NED Comment                   :                                         

No. 2 Published Units: Homogenized Units: Reference Code : 20032MASX.C.......: Published Object Name : 2MASX J23470479+5142179 Frequency Targeted : K_s (2MASS "total") Major Axis (2a) : a = 25.4 arcsec 2a = 50.80 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 39.62 arcsec Uncertainty : ... ... Axis Ratio : b/a = 0.780 b/a = 0.78 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.22 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.24 Uncertainty : ... ... Cos-1(b/a) : ... 39 deg Position Angle [Equinox] : -75 deg [J2000] 105 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 : 356.770081 51.704971 (J2000) Qualifiers : From new, raw data NED Comment :
No. 3 Published Units: Homogenized Units: Reference Code : 2020CSC...C2..0000: Published Object Name : Frequency Targeted : 0.5-7 keV Chandra Major Axis (2a) : 1.20145315 arcsec 2a = 1.20 arcsec Uncertainty : 0.10660830 arcsec 0.11 arcsec Minor Axis (2b) : 2b = 1.20145315 arcsec 2b = 1.20 arcsec Uncertainty : 0.10660830 0.11 Axis Ratio : ... b/a = 1.20 Uncertainty : ... 0.11 Ellipticity : ... 1 - b/a = -0.20 Uncertainty : ... 0.11 Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.18 Uncertainty : ... ... Cos-1(b/a) : ... 0 deg Position Angle [Equinox] : 0.0 deg [J2000] 0 deg [J2000] Uncertainty : ... ... Significance : 68% confidence Diameter Reference Level : extent deconvolved with PSF Frequency : 2.3 keV 5.56E+17 Hz Frequency Mode : Broad-band detector (e.g. photographic plate) Measurement Mode Detector Type : Maps (e.g., 2MASS, VLA, Sloan) Fitting Technique : Deconvolved from beam (Gaussian deconvolution) Measured Quantity : Unspecified in paper Coordinates Targeted : Qualifiers : From new, raw data NED Comment :
No. 4 Published Units: Homogenized Units: Reference Code : 2020CSC...C2..0000: Published Object Name : Frequency Targeted : 0.2-0.5 keV Chandra Major Axis (2a) : 0.05515339 arcsec 2a = 0.06 arcsec Uncertainty : 0.65933983 arcsec 0.66 arcsec Minor Axis (2b) : 2b = 0.05515339 arcsec 2b = 0.06 arcsec Uncertainty : 0.65933983 0.66 Axis Ratio : ... b/a = 0.06 Uncertainty : ... 0.66 Ellipticity : ... 1 - b/a = 0.94 Uncertainty : ... 0.66 Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.99 Uncertainty : ... ... Cos-1(b/a) : ... 87 deg Position Angle [Equinox] : 0.0 deg [J2000] 0 deg [J2000] Uncertainty : ... ... Significance : 68% confidence Diameter Reference Level : extent deconvolved with PSF Frequency : 0.4 keV 9.67E+16 Hz Frequency Mode : Broad-band detector (e.g. photographic plate) Measurement Mode Detector Type : Maps (e.g., 2MASS, VLA, Sloan) Fitting Technique : Deconvolved from beam (Gaussian deconvolution) Measured Quantity : Unspecified in paper Coordinates Targeted : Qualifiers : From new, raw data NED Comment :
No. 5 Published Units: Homogenized Units: Reference Code : 2020CSC...C2..0000: Published Object Name : Frequency Targeted : 0.5-1.2 keV Chandra Major Axis (2a) : 2.29466564 arcsec 2a = 2.29 arcsec Uncertainty : 0.30035695 arcsec 0.30 arcsec Minor Axis (2b) : 2b = 2.29466564 arcsec 2b = 2.29 arcsec Uncertainty : 0.30035695 0.30 Axis Ratio : ... b/a = 2.29 Uncertainty : ... 0.30 Ellipticity : ... 1 - b/a = -1.29 Uncertainty : ... 0.30 Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.68 Uncertainty : ... ... Cos-1(b/a) : ... 0 deg Position Angle [Equinox] : 0.0 deg [J2000] 0 deg [J2000] Uncertainty : ... ... Significance : 68% confidence Diameter Reference Level : extent deconvolved with PSF Frequency : 0.92 keV 2.22E+17 Hz Frequency Mode : Broad-band detector (e.g. photographic plate) Measurement Mode Detector Type : Maps (e.g., 2MASS, VLA, Sloan) Fitting Technique : Deconvolved from beam (Gaussian deconvolution) Measured Quantity : Unspecified in paper Coordinates Targeted : Qualifiers : From new, raw data NED Comment :
No. 6 Published Units: Homogenized Units: Reference Code : 2020CSC...C2..0000: Published Object Name : Frequency Targeted : 1.2-2 keV Chandra Major Axis (2a) : 2.75091064 arcsec 2a = 2.75 arcsec Uncertainty : 0.46399101 arcsec 0.46 arcsec Minor Axis (2b) : 2b = 2.75091064 arcsec 2b = 2.75 arcsec Uncertainty : 0.46399101 0.46 Axis Ratio : ... b/a = 2.75 Uncertainty : ... 0.46 Ellipticity : ... 1 - b/a = -1.75 Uncertainty : ... 0.46 Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.77 Uncertainty : ... ... Cos-1(b/a) : ... 0 deg Position Angle [Equinox] : 0.0 deg [J2000] 0 deg [J2000] Uncertainty : ... ... Significance : 68% confidence Diameter Reference Level : extent deconvolved with PSF Frequency : 1.56 keV 3.77E+17 Hz Frequency Mode : Broad-band detector (e.g. photographic plate) Measurement Mode Detector Type : Maps (e.g., 2MASS, VLA, Sloan) Fitting Technique : Deconvolved from beam (Gaussian deconvolution) Measured Quantity : Unspecified in paper Coordinates Targeted : Qualifiers : From new, raw data NED Comment :

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