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(2019 LL1)
Classification: Apollo [NEO]          SPK-ID: 3842759
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 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5299247606164635 0.00064604  
a 2.105822000026187 0.002849 au
q .9898947807614276 2.1215e-05 au
i 1.546000359732812 0.0014752 deg
node 247.6736122404618 0.00024899 deg
peri 41.50415301126468 0.0017609 deg
M 106.4821147582694 0.21484 deg
tp 2458670.354728356001
(2019-Jul-05.85472836)
0.0038847 TDB
period 1116.171462800606
3.06
2.2651
0.006202
d
yr
n .3225310913224009 0.00065453 deg/d
Q 3.221749219290947 0.0043587 au
  Orbit Determination Parameters
   # obs. used (total)      22  
   data-arc span      21 days  
   first obs. used      2019-05-25  
   last obs. used      2019-06-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .61974  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jun-15 10:26:50  

Additional Information
 Earth MOID = .00888928 au 
 Jupiter MOID = 1.99149 au 
 T_jup = 3.550 
[ 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 26.5   .70933 MPO473674 autocmod 2.6q

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