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(2019 WO2)
Classification: Apollo [NEO]          SPK-ID: 3893488
[ 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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4819253428710069 6.9501e-07  
a 1.917132894495543 2.5598e-06 au
q .9932179669864927 2.1853e-08 au
i 7.416938160845435 9.2123e-06 deg
node 256.8123392000511 5.2622e-06 deg
peri 188.966073616102 1.7726e-05 deg
M 61.70788003540109 0.00012331 deg
tp 2458834.306175870207
(2019-Dec-16.80617587)		 1.4752e-05 TDB
period 969.5646107499074
2.65		 0.0019419
5.317e-06		 d
yr
n .3713006807473706 7.4365e-07 deg/d
Q 2.841047822004593 3.7934e-06 au
   Orbit Determination Parameters
   # obs. used (total)      123  
   # delay obs. used      2  
   # Doppler obs. used      1  
   data-arc span      27 days  
   first obs. used      2019-11-25  
   last obs. used      2019-12-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      3  
   norm. resid. RMS      .38724  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Sep-22 06:45:41  

Additional Information
 Earth MOID = .0120138 au 
 Jupiter MOID = 2.41652 au 
 T_jup = 3.769 
[ 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 25.0   .38041 E2019X83 autocmod 2.8

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