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(2015 WC1)
Classification: Apollo [NEO]          SPK-ID: 3735395
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3748278716879276 0.00018781  
a 1.613860281603476 0.00050115 au
q 1.008940467048366 1.0199e-05 au
i 6.967909561819978 0.0028557 deg
node 242.6496394291016 0.00072795 deg
peri 174.77616052 0.0017363 deg
M 75.20171936271349 0.37692 deg
tp 2458844.069081140438
(2019-Dec-26.56908114)
0.71118 TDB
period 748.8542983681375
2.05
0.34881
0.000955
d
yr
n .4807343708709323 0.00022392 deg/d
Q 2.218780096158587 0.000689 au
  Orbit Determination Parameters
   # obs. used (total)      157  
   data-arc span      18 days  
   first obs. used      2015-11-18  
   last obs. used      2015-12-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .45263  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:30:30  

Additional Information
 Earth MOID = .022729 au 
 Jupiter MOID = 3.14229 au 
 T_jup = 4.249 
[ 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 25.2   n/a E2015Y84  

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