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(2018 TV)
Classification: Apollo [NEO]          SPK-ID: 3831198
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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4325159960507804 0.00017047  
a 1.643240828645246 0.00047447 au
q .9325128848924376 1.0875e-05 au
i 3.749818959878624 0.00086698 deg
node 194.9351851369953 0.00013434 deg
peri 218.7866711027287 0.0021682 deg
M 266.6263244027256 0.11345 deg
tp 2459200.059407832144
(2020-Dec-16.55940783)
0.3289 TDB
period 769.3965816385715
2.11
0.33324
0.0009124
d
yr
n .4678991414717671 0.00020265 deg/d
Q 2.353968772398054 0.00067969 au
  Orbit Determination Parameters
   # obs. used (total)      55  
   data-arc span      2 days  
   first obs. used      2018-10-05  
   last obs. used      2018-10-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      6  
   norm. resid. RMS      .36442  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-08 06:26:31  

Additional Information
 Earth MOID = .000160533 au 
 Jupiter MOID = 3.02885 au 
 T_jup = 4.178 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458397.5 (2018-Oct-06.0) TDB
Reference: JPL 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4486561975696434 0.00016153  
q .9364598907981945 1.56e-05 au
tp 2458429.242855668631
(2018-Nov-06.74285567)
0.002082 TDB
node 195.0640152045678 3.2542e-05 deg
peri 216.7029595282631 0.00010283 deg
i 3.516136692227324 0.001024 deg
  Orbit Determination Parameters
   # obs. used (total)      55  
   data-arc span      2 days  
   first obs. used      2018-10-05  
   last obs. used      2018-10-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      6  
   norm. resid. RMS      .36442  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-08 06:26:31  

Additional Information
 Jupiter MOID = 3.02885 au 
 T_jup = 4.178 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.609161002210451E-8 -2.519265457846287E-9 -3.361285192646535E-7 4.913924635019521E-9 -2.51246512260667E-9 1.65375498568938E-7
q -2.519265457846287E-9 2.433475786893399E-10 3.243357056096742E-8 -4.719920182480544E-10 2.103781428140933E-10 -1.597170997146644E-8
tp -3.361285192646535E-7 3.243357056096742E-8 4.334686284556319E-6 -6.380224806002656E-8 3.913022687546258E-8 -2.12964132814375E-6
node 4.913924635019521E-9 -4.719920182480544E-10 -6.380224806002656E-8 1.05900886417469E-9 -1.311936844814654E-9 3.097641080419891E-8
peri -2.51246512260667E-9 2.103781428140933E-10 3.913022687546258E-8 -1.311936844814654E-9 1.057382609330741E-8 -1.459233098035058E-8
i 1.65375498568938E-7 -1.597170997146644E-8 -2.12964132814375E-6 3.097641080419891E-8 -1.459233098035058E-8 1.04852194346314E-6

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 28.6   .3296 MPO458797 autocmod 2.6n

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