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(2019 VL4)
Classification: Apollo [NEO, PHA]          SPK-ID: 3892745
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .8397640474528993 1.0918e-07  
a 2.039022774530373 1.7905e-07 au
q .3267247565421064 2.4855e-07 au
i 10.27657075991462 1.159e-05 deg
node 260.4550391196269 5.3424e-05 deg
peri 287.7098027480848 4.7747e-05 deg
M 41.39241687597991 1.5472e-05 deg
tp 2458878.221577785653
(2020-Jan-29.72157779)
4.1246e-05 TDB
period 1063.485423647972
2.91
0.00014008
3.835e-07
d
yr
n .3385095761492682 4.4587e-08 deg/d
Q 3.75132079251864 3.2941e-07 au
  Orbit Determination Parameters
   # obs. used (total)      103  
   data-arc span      1928 days (5.28 yr)  
   first obs. used      2014-09-04  
   last obs. used      2019-12-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      1  
   norm. resid. RMS      .41782  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-10 06:02:06  

Additional Information
 Earth MOID = .0300688 au 
 Jupiter MOID = 1.46339 au 
 T_jup = 3.221 
[ 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 19.6   .52368 E2019Y43 autocmod 2.8

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