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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4360859186866917 3.7345e-05  
a 55.10540101528424 0.0041102 au
q 31.07471158893546 0.00026331 au
i 7.118192831628385 5.8117e-05 deg
node 107.2665472708785 0.00022727 deg
peri 10.5899325917135 0.0010984 deg
M 8.917844708216681 0.0011701 deg
tp 2454899.261403356909
(2009-Mar-08.76140336)
0.15728 TDB
period 149413.4444350472
409.07
16.717
0.04577
d
yr
n .002409421731499528 2.6957e-07 deg/d
Q 79.13609044163303 0.0059025 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 = 30.0915 au 
 Jupiter MOID = 25.8075 au 
 T_jup = 5.906 
[ 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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