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JPL Small-Body Database Browser
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(2019 VA4)
Classification: Aten [NEO]          SPK-ID: 3892709
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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2424319724635126 0.00056233  
a .8228536998360283 0.00030891 au
q .6233676543358808 0.00069673 au
i 9.047777817514778 0.027485 deg
node 222.1173755964472 0.0013918 deg
peri 354.1422865614446 0.0074563 deg
M 296.4960508154095 0.13836 deg
tp 2458648.592859433407
(2019-Jun-14.09285943)
0.077808 TDB
period 272.6354757197938
0.75
0.15352
0.0004203
d
yr
n 1.320444447112219 0.00074356 deg/d
Q 1.022339745336176 0.0003838 au
  Orbit Determination Parameters
   # obs. used (total)      18  
   data-arc span      2 days  
   first obs. used      2019-11-05  
   last obs. used      2019-11-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .81016  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 08:15:04  

Additional Information
 Earth MOID = .0286941 au 
 Jupiter MOID = 3.94593 au 
 T_jup = 7.086 
[ 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 27.775   .28589 2 autocmod 2.8

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