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(2011 WC)
Classification: Amor [NEO]          SPK-ID: 3587874
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

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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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09850959880441815 4.1598e-07  
a 1.203191153158253 3.8388e-08 au
q 1.084665275375608 4.6643e-07 au
i 9.397852031033768 2.0557e-05 deg
node 226.0932163476534 2.0857e-05 deg
peri 245.1433967272551 0.00026958 deg
M 117.700790392161 0.00030694 deg
tp 2458842.892365693112
(2019-Dec-25.39236569)
0.00040405 TDB
period 482.0591957066288
1.32
2.307e-05
6.316e-08
d
yr
n .7467962507639592 3.574e-08 deg/d
Q 1.321717030940898 4.2169e-08 au
  Orbit Determination Parameters
   # obs. used (total)      96  
   data-arc span      3102 days (8.49 yr)  
   first obs. used      2011-11-16  
   last obs. used      2020-05-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      1  
   norm. resid. RMS      .39746  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Sep-11 07:31:33  

Additional Information
 Earth MOID = .140565 au 
 Jupiter MOID = 3.73511 au 
 T_jup = 5.269 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 22.8   n/a E2016F64  

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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