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524366 (2001 XR254)
Classification: TransNeptunian Object          SPK-ID: 2524366
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03740487182275876 2.3988e-05  
a 42.71616462370572 0.0015642 au
q 41.11837196119614 0.0024788 au
i 1.231639752558001 5.2498e-05 deg
node 179.9823424690668 0.0047156 deg
peri 82.14931548945481 0.034487 deg
M 223.999648570983 0.035275 deg
tp 2497523.875511765575
(2125-Nov-20.37551177)
8.5113 TDB
period 101973.3775575865
279.19
5.6012
0.01534
d
yr
n .003530333196982716 1.9391e-07 deg/d
Q 44.31395728621529 0.0016227 au
  Orbit Determination Parameters
   # obs. used (total)      119  
   data-arc span      6677 days (18.28 yr)  
   first obs. used      2001-12-10  
   last obs. used      2020-03-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      3  
   norm. resid. RMS      .56258  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 22:38:27  

Additional Information
 Earth MOID = 40.1031 au 
 Jupiter MOID = 35.8075 au 
 T_jup = 5.847 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 5.9   n/a E2018X68  

524366 (2001 XR254)          Discovered 2001-Dec-10 by Jewitt, D. C., Sheppard, S. S., Kleyna, J. at Mauna Kea
Reference: Last Updated: 2019-05-29
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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