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385118 (2012 XW52)
Classification: Main-belt Asteroid          SPK-ID: 2385118
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01711223324849944 4.1303e-08  
a 2.783267403776872 2.32e-08 au
q 2.735639482770497 1.0923e-07 au
i 5.510381793399504 4.0213e-06 deg
node 100.6731072910023 4.521e-05 deg
peri 149.3173640747779 0.00017072 deg
M 155.2771021531492 0.00016234 deg
tp 2458664.963931980030
(2019-Jun-30.46393198)
0.00076576 TDB
period 1696.019444176935
4.64
2.1206e-05
5.806e-08
d
yr
n .2122617174207606 2.6539e-09 deg/d
Q 2.830895324783247 2.3597e-08 au
  Orbit Determination Parameters
   # obs. used (total)      302  
   data-arc span      7499 days (20.53 yr)  
   first obs. used      2000-05-04  
   last obs. used      2020-11-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5584  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 11:04:10  

Additional Information
 Earth MOID = 1.72193 au 
 Jupiter MOID = 2.15744 au 
 T_jup = 3.325 
[ 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 16.32   n/a MPCxxxxx  

385118 (2012 XW52)          Discovered 2007-Dec-05 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2014-01-21
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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