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JPL Small-Body Database Browser
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(2018 CW2)
Classification: Aten [NEO]          SPK-ID: 3799312
[ 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 2458159.5 (2018-Feb-10.0) TDB
Reference: JPL 1 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4221395965662348 0.0010851  
a .7610119303820729 0.00035867 au
q .4397586611084931 0.0010328 au
i 4.92300856756995 0.017725 deg
node 332.1217986634053 0.012965 deg
peri 327.352675732156 0.019384 deg
M 224.718811512989 0.069995 deg
tp 2458250.621431541892
(2018-May-12.12143154)		 0.11113 TDB
period 242.4854166492688
0.66		 0.17143
0.0004693		 d
yr
n 1.484625364174805 0.0010496 deg/d
Q 1.082265199655653 0.00051007 au
   Orbit Determination Parameters
   # obs. used (total)      31  
   data-arc span      2 days  
   first obs. used      2018-02-09  
   last obs. used      2018-02-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      8  
   norm. resid. RMS      .74696  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Feb-12 08:12:04  

Additional Information
 Earth MOID = .00446094 au 
 Jupiter MOID = 4.12091 au 
 T_jup = 7.528 
[ 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 25.5   n/a MPO435642  

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