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(2018 VG)
Classification: Aten [NEO]          SPK-ID: 3835878
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ hide orbit diagram ]

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 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3613888544955323 0.00010169  
a .7661162191672513 4.337e-05 au
q .4892503563119501 0.0001056 au
i 2.782259199398535 0.0012768 deg
node 218.7518924300622 0.001832 deg
peri 337.2893299806731 0.00047783 deg
M 285.859459230258 0.11687 deg
tp 2459250.942158282482
(2021-Feb-05.44215828)
0.083798 TDB
period 244.9291142627425
0.67
0.020798
5.694e-05
d
yr
n 1.469813015425425 0.00012481 deg/d
Q 1.042982082022552 5.9043e-05 au
  Orbit Determination Parameters
   # obs. used (total)      41  
   data-arc span      2 days  
   first obs. used      2018-11-01  
   last obs. used      2018-11-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      6  
   norm. resid. RMS      .30386  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Nov-05 05:29:19  

Additional Information
 Earth MOID = .0014092 au 
 Jupiter MOID = 3.91204 au 
 T_jup = 7.507 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458424.5 (2018-Nov-02.0) TDB
Reference: JPL 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3679630816562717 0.00010263  
q .4803692865200576 0.00010685 au
tp 2458516.586670146466
(2019-Feb-02.08667015)
0.011997 TDB
node 219.0443119993376 6.7577e-05 deg
peri 338.3322981196578 0.0012448 deg
i 2.9734794770888 0.0011982 deg
  Orbit Determination Parameters
   # obs. used (total)      41  
   data-arc span      2 days  
   first obs. used      2018-11-01  
   last obs. used      2018-11-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      6  
   norm. resid. RMS      .30386  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Nov-05 05:29:19  

Additional Information
 Jupiter MOID = 3.91204 au 
 T_jup = 7.507 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.053319518003346E-8 -1.096612778651018E-8 -1.231097093448357E-6 6.914493759230921E-9 1.247017281076235E-7 1.228979027784783E-7
q -1.096612778651018E-8 1.141708252188383E-8 1.28160080874977E-6 -7.199617402096749E-9 -1.299562920469556E-7 -1.279655715676132E-7
tp -1.231097093448357E-6 1.28160080874977E-6 .0001439289047799485 -8.077687004657167E-7 -1.452012474938631E-5 -1.43570770379551E-5
node 6.914493759230921E-9 -7.199617402096749E-9 -8.077687004657167E-7 4.566590644134317E-9 8.235372617404003E-8 8.078748236129985E-8
peri 1.247017281076235E-7 -1.299562920469556E-7 -1.452012474938631E-5 8.235372617404003E-8 1.549568739457363E-6 1.464231504846206E-6
i 1.228979027784783E-7 -1.279655715676132E-7 -1.43570770379551E-5 8.078748236129985E-8 1.464231504846206E-6 1.435568677927595E-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 27.4   .55212 E2018V43 autocmod 2.6q

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