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(2018 VO9)
Classification: Apollo [NEO]          SPK-ID: 3836242
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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1894991513568122 1.703e-06  
a 1.207842192172292 2.504e-06 au
q .9789571217826911 2.8064e-08 au
i 1.713852777770131 1.9137e-05 deg
node 254.4677961634544 5.0929e-05 deg
peri 188.8270525943686 4.0139e-05 deg
M 183.7745252703955 0.0016996 deg
tp 2459437.844903004539
(2021-Aug-11.34490300)
0.0030271 TDB
period 484.8570572032062
1.33
0.0015077
4.128e-06
d
yr
n .7424868724745034 2.3089e-06 deg/d
Q 1.436727262561893 2.9785e-06 au
  Orbit Determination Parameters
   # obs. used (total)      48  
   data-arc span      55 days  
   first obs. used      2018-11-09  
   last obs. used      2019-01-03  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      4  
   norm. resid. RMS      .63629  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 20:48:17  

Additional Information
 Earth MOID = .00367825 au 
 Jupiter MOID = 3.73351 au 
 T_jup = 5.254 
[ 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 26.9   .57663 E2019A34 autocmod 2.6q

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