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(2019 WW)
Classification: Apollo [NEO]          SPK-ID: 3893382
[ 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.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3304407116627917 0.00073329  
a 1.029846674768292 0.00033669 au
q .689543406654298 0.00052975 au
i 5.012529266700398 0.013491 deg
node 240.8003868049347 0.0020708 deg
peri 293.8560672940452 0.0050745 deg
M 116.5595067983121 0.1878 deg
tp 2459272.904549792674
(2021-Feb-27.40454979)		 0.13853 TDB
period 381.7308711817735
1.05		 0.1872
0.0005125		 d
yr
n .9430727959871351 0.00046248 deg/d
Q 1.370149942882286 0.00044795 au
   Orbit Determination Parameters
   # obs. used (total)      66  
   data-arc span      12 days  
   first obs. used      2019-11-19  
   last obs. used      2019-12-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      7  
   norm. resid. RMS      .2344  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 22:09:05  

Additional Information
 Earth MOID = .0170807 au 
 Jupiter MOID = 3.59988 au 
 T_jup = 5.889 
[ 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 24.6   .39268 E2020A55 autocmod 2.8

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