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127546 (2002 XU93)
Classification: TransNeptunian Object          SPK-ID: 2127546
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .683895957710455 2.0779e-05  
a 66.35818606492316 0.0046163 au
q 20.97609085412397 8.1527e-05 au
i 77.96138526244529 1.964e-05 deg
node 90.42604375838924 3.1207e-05 deg
peri 27.83238740078552 0.00027866 deg
M 7.815384386146173 0.00084792 deg
tp 2454714.146076730073
(2008-Sep-04.64607673)
0.021641 TDB
period 197442.2928080806
540.57
20.603
0.05641
d
yr
n .001823317562210089 1.9026e-07 deg/d
Q 111.7402812757224 0.0077733 au
  Orbit Determination Parameters
   # obs. used (total)      92  
   data-arc span      6417 days (17.57 yr)  
   first obs. used      2002-12-04  
   last obs. used      2020-06-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      2  
   norm. resid. RMS      .67074  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 10:33:47  

Additional Information
 Earth MOID = 20.0954 au 
 Jupiter MOID = 16.2508 au 
 T_jup = 1.165 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 8.0   n/a MPO198805  
diameter diameter 170.000 km 50.000 urn:nasa:pds:neowise_diameters_albedos::2.0[centaurs] (http://adsabs.harvard.edu/abs/2013ApJ...773...22B)  
geometric albedo albedo 0.040   0.030 urn:nasa:pds:neowise_diameters_albedos::2.0[centaurs] (http://adsabs.harvard.edu/abs/2013ApJ...773...22B)  

127546 (2002 XU93)          Discovered 2002-Dec-04 by Buie, M. W. at Kitt Peak
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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