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JPL Small-Body Database Browser
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(2014 WC201)
Classification: Apollo [NEO]          SPK-ID: 3698474
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3897651488301227 0.0002465  
a 1.198055981072946 0.00027645 au
q .7310955133032303 0.00012662 au
i 2.029851819222321 0.00069308 deg
node 253.5509426610403 0.020576 deg
peri 261.7833104032999 0.022237 deg
M 24.53612720815308 0.56376 deg
tp 2458967.854929703253
(2020-Apr-28.35492970)
0.73878 TDB
period 478.9763766354948
1.31
0.16579
0.0004539
d
yr
n .7516028296192218 0.00026015 deg/d
Q 1.665016448842661 0.00038421 au
  Orbit Determination Parameters
   # obs. used (total)      57  
   data-arc span      9 days  
   first obs. used      2014-11-22  
   last obs. used      2014-12-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .40532  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:37:17  

Additional Information
 Earth MOID = .00225573 au 
 Jupiter MOID = 3.33072 au 
 T_jup = 5.226 
[ 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 26.2   n/a MPO331361  
rotation period rot_per 0.95 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Thirouin, A.; Moskovitz, N.; Binzel, R.P.; Christensen, E.; et al. (2016) Astron. J. 152, A163.]

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