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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03690943294327471 2.4168e-05  
a 42.7096915236628 0.0015637 au
q 41.13330102834222 0.0024912 au
i 1.232378666228434 5.2417e-05 deg
node 179.930569829331 0.0046926 deg
peri 83.34703929781358 0.034474 deg
M 223.456363620601 0.035251 deg
tp 2497868.974820902244
(2126-Oct-31.47482090)
8.5227 TDB
period 101950.1992523841
279.12
5.5991
0.01533
d
yr
n .00353113581572114 1.9393e-07 deg/d
Q 44.28608201898338 0.0016215 au
  Orbit Determination Parameters
   # obs. used (total)      122  
   data-arc span      6972 days (19.09 yr)  
   first obs. used      2001-12-10  
   last obs. used      2021-01-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      3  
   norm. resid. RMS      .55595  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 19:26:07  

Additional Information
 Earth MOID = 40.1162 au 
 Jupiter MOID = 35.826 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 5.85   n/a E2021B25  

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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