NASA/IPAC EXTRAGALACTIC DATABASE
Date and Time of the Query: 2022-01-23 T05:34:32 PST
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Diameter data point(s) for object HD 059581

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 0.5-7 keV Chandra
2020CSC...C2..0000:
2.58718244 arcsec 2.58718244 arcsec ... 2.29571085 ... ... 0.0
[J2000]
extent deconvolved with PSF 5.56E+17 2.59 2.30 2.59 -1.59 0.74 0 0
[J2000]
2 0.2-0.5 keV Chandra
2020CSC...C2..0000:
8.30987152 arcsec 8.30987152 arcsec ... 3.81713074 ... ... 0.0
[J2000]
extent deconvolved with PSF 9.67E+16 8.31 3.82 8.31 -7.31 0.97 0 0
[J2000]
3 0.5-1.2 keV Chandra
2020CSC...C2..0000:
4.68151494 arcsec 4.68151494 arcsec ... 2.85647003 ... ... 0.0
[J2000]
extent deconvolved with PSF 2.22E+17 4.68 2.86 4.68 -3.68 0.91 0 0
[J2000]
4 1.2-2 keV Chandra
2020CSC...C2..0000:
3.89734448 arcsec 3.89734448 arcsec ... 1.70683164 ... ... 0.0
[J2000]
extent deconvolved with PSF 3.77E+17 3.90 1.71 3.90 -2.90 0.88 0 0
[J2000]
5 2-7 keV Chandra
2020CSC...C2..0000:
6.44110309 arcsec 6.44110309 arcsec ... 3.05423349 ... ... 0.0
[J2000]
extent deconvolved with PSF 9.19E+17 6.44 3.05 6.44 -5.44 0.95 0 0
[J2000]
6 0.1-10 keV Chandra
2020CSC...C2..0000:
5.47504418 arcsec 5.47504418 arcsec ... 1.75381579 ... ... 0.0
[J2000]
extent deconvolved with PSF 3.63E+17 5.48 1.75 5.48 -4.48 0.94 0 0
[J2000]


Detailed Information for Each Entry

 No. 1
                                Published Units:                    Homogenized Units:

Reference Code                : 2020CSC...C2..0000:
Published Object Name         :                               
Frequency Targeted            : 0.5-7 keV Chandra             
Major Axis (2a)               : 2.58718244 arcsec                   2a = 2.59 arcsec
Uncertainty                   : 2.29571085  arcsec                  2.30 arcsec              
Minor Axis (2b)               : 2b = 2.58718244 arcsec              2b = 2.59 arcsec 
Uncertainty                   : 2.29571085                                  2.30
Axis Ratio                    : ...                                 b/a = 2.59
Uncertainty                   : ...                                 2.30
Ellipticity                   : ...                                 1 - b/a = -1.59
Uncertainty                   : ...                                 2.30
Eccentricity                  : ...                                 [(a/b)2-1]/[(a/b)2+1] = 0.74
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. 2 Published Units: Homogenized Units: Reference Code : 2020CSC...C2..0000: Published Object Name : Frequency Targeted : 0.2-0.5 keV Chandra Major Axis (2a) : 8.30987152 arcsec 2a = 8.31 arcsec Uncertainty : 3.81713074 arcsec 3.82 arcsec Minor Axis (2b) : 2b = 8.30987152 arcsec 2b = 8.31 arcsec Uncertainty : 3.81713074 3.82 Axis Ratio : ... b/a = 8.31 Uncertainty : ... 3.82 Ellipticity : ... 1 - b/a = -7.31 Uncertainty : ... 3.82 Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.97 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 : 0.4 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. 3 Published Units: Homogenized Units: Reference Code : 2020CSC...C2..0000: Published Object Name : Frequency Targeted : 0.5-1.2 keV Chandra Major Axis (2a) : 4.68151494 arcsec 2a = 4.68 arcsec Uncertainty : 2.85647003 arcsec 2.86 arcsec Minor Axis (2b) : 2b = 4.68151494 arcsec 2b = 4.68 arcsec Uncertainty : 2.85647003 2.86 Axis Ratio : ... b/a = 4.68 Uncertainty : ... 2.86 Ellipticity : ... 1 - b/a = -3.68 Uncertainty : ... 2.86 Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.91 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. 4 Published Units: Homogenized Units: Reference Code : 2020CSC...C2..0000: Published Object Name : Frequency Targeted : 1.2-2 keV Chandra Major Axis (2a) : 3.89734448 arcsec 2a = 3.90 arcsec Uncertainty : 1.70683164 arcsec 1.71 arcsec Minor Axis (2b) : 2b = 3.89734448 arcsec 2b = 3.90 arcsec Uncertainty : 1.70683164 1.71 Axis Ratio : ... b/a = 3.90 Uncertainty : ... 1.71 Ellipticity : ... 1 - b/a = -2.90 Uncertainty : ... 1.71 Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.88 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 :
No. 5 Published Units: Homogenized Units: Reference Code : 2020CSC...C2..0000: Published Object Name : Frequency Targeted : 2-7 keV Chandra Major Axis (2a) : 6.44110309 arcsec 2a = 6.44 arcsec Uncertainty : 3.05423349 arcsec 3.05 arcsec Minor Axis (2b) : 2b = 6.44110309 arcsec 2b = 6.44 arcsec Uncertainty : 3.05423349 3.05 Axis Ratio : ... b/a = 6.44 Uncertainty : ... 3.05 Ellipticity : ... 1 - b/a = -5.44 Uncertainty : ... 3.05 Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.95 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 : 3.8 keV 9.19E+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 : 0.1-10 keV Chandra Major Axis (2a) : 5.47504418 arcsec 2a = 5.48 arcsec Uncertainty : 1.75381579 arcsec 1.75 arcsec Minor Axis (2b) : 2b = 5.47504418 arcsec 2b = 5.48 arcsec Uncertainty : 1.75381579 1.75 Axis Ratio : ... b/a = 5.48 Uncertainty : ... 1.75 Ellipticity : ... 1 - b/a = -4.48 Uncertainty : ... 1.75 Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.94 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 : 1.5 keV 3.63E+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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