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(2018 VP1)
Classification: Apollo [NEO]          SPK-ID: 3835977
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 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4388053429781592 0.023203  
a 1.620320875034393 0.085874 au
q .9093154177302555 0.010596 au
i 3.187132582311396 0.16941 deg
node 39.76246868075821 0.035942 deg
peri 316.5766791211074 3.7585 deg
M 37.55974709252682 4.1187 deg
tp 2459121.900437957472
(2020-Sep-29.40043796)
2.3706 TDB
period 753.3555075758197
2.06
59.89
0.164
d
yr
n .4778620404043022 0.037989 deg/d
Q 2.331326332338531 0.12356 au
  Orbit Determination Parameters
   # obs. used (total)      21  
   data-arc span      13 days  
   first obs. used      2018-11-03  
   last obs. used      2018-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .53329  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Nov-19 06:41:32  

Additional Information
 Earth MOID = .000164462 au 
 Jupiter MOID = 3.1188 au 
 T_jup = 4.213 
[ 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 30.9   .36679 E2018W27 autocmod 2.6q

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