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JPL Small-Body Database Browser
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(2019 WC5)
Classification: Apollo [NEO]          SPK-ID: 3893730
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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5727618964781255 2.7847e-05  
a 2.08118095146357 0.0001288 au
q .889159802789146 2.9437e-06 au
i 9.537086592398229 0.00031558 deg
node 112.3739722566299 7.0056e-05 deg
peri 42.19670934373123 6.9138e-05 deg
M 264.4762415262489 0.008982 deg
tp 2458891.485997818001
(2020-Feb-11.98599782)
0.00034924 TDB
period 1096.637746338949
3.00
0.1018
0.0002787
d
yr
n .3282761342128115 3.0474e-05 deg/d
Q 3.273202100137994 0.00020257 au
  Orbit Determination Parameters
   # obs. used (total)      113  
   data-arc span      44 days  
   first obs. used      2019-11-26  
   last obs. used      2020-01-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      5  
   norm. resid. RMS      .43981  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-11 04:52:24  

Additional Information
 Earth MOID = .000628539 au 
 Jupiter MOID = 1.77298 au 
 T_jup = 3.523 
[ 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 22.5   .35273 E2020-AB4 autocmod 2.8

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