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(2018 VG18)
Classification: TransNeptunian Object          SPK-ID: 3836918
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5340916259402247 0.003143  
a 81.42067717174179 0.34548 au
q 37.93457531593208 0.10254 au
i 24.36022666926331 0.012319 deg
node 245.3468567037625 0.0045281 deg
peri 16.8755232091778 2.1359 deg
M 158.0390661408345 5.9605 deg
tp 2341395.846572330236
(1698-Jun-03.34657233)
3696.7 TDB
period 268349.3155810492
734.70
1708
4.676
d
yr
n .001341535003435735 8.5386e-06 deg/d
Q 124.9067790275515 0.53 au
  Orbit Determination Parameters
   # obs. used (total)      28  
   data-arc span      1095 days (3.00 yr)  
   first obs. used      2017-01-16  
   last obs. used      2020-01-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      7  
   norm. resid. RMS      .25956  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 20:48:43  

Additional Information
 Earth MOID = 36.9249 au 
 Jupiter MOID = 32.6651 au 
 T_jup = 6.157 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 3.5   .52371 MPO546158 autocmod 2.8
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]
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