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JPL Small-Body Database Browser
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524365 (2001 XQ254)
Classification: TransNeptunian Object          SPK-ID: 2524365
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 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4341317973921766 3.7297e-05  
a 54.88755335501909 0.0040774 au
q 31.05912116254566 0.00026367 au
i 7.119666988942871 5.816e-05 deg
node 107.2753033167154 0.00022739 deg
peri 10.33167317604191 0.0011073 deg
M 10.03365129750528 0.0012932 deg
tp 2454860.829845137665
(2009-Jan-29.32984514)
0.15856 TDB
period 148528.3085451632
406.65
16.55
0.04531
d
yr
n .002423780379149301 2.7008e-07 deg/d
Q 78.71598554749251 0.0058475 au
  Orbit Determination Parameters
   # obs. used (total)      78  
   data-arc span      5942 days (16.27 yr)  
   first obs. used      2001-12-10  
   last obs. used      2018-03-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      2  
   norm. resid. RMS      .69068  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 10:48:35  

Additional Information
 Earth MOID = 30.0756 au 
 Jupiter MOID = 25.7901 au 
 T_jup = 5.901 
[ 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 7.9   n/a E2018Y78  

524365 (2001 XQ254)          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 | Physical Parameters | Discovery Circumstances ]
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