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(2019 LQ4)
Classification: Apollo [NEO]          SPK-ID: 3842868
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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6025648255826553 0.00029164  
a 2.357779923257267 0.0016654 au
q .9370646750374654 2.5749e-05 au
i 6.826944302552294 0.0025184 deg
node 250.3159826711564 0.00099906 deg
peri 49.49954028238933 0.0013785 deg
M 195.4892249318027 0.20634 deg
tp 2460000.789673162532
(2023-Feb-25.28967316)
1.3982 TDB
period 1322.371025535131
3.62
1.4011
0.003836
d
yr
n .2722382697808407 0.00028844 deg/d
Q 3.778495171477068 0.0026689 au
  Orbit Determination Parameters
   # obs. used (total)      34  
   data-arc span      21 days  
   first obs. used      2019-05-25  
   last obs. used      2019-06-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      7  
   norm. resid. RMS      .51692  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 21:23:21  

Additional Information
 Earth MOID = .0231838 au 
 Jupiter MOID = 1.53872 au 
 T_jup = 3.274 
[ 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 24.8   .34644 MPO473679 autocmod 2.6q

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