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(2021 LC3)
Classification: Apollo [NEO]          SPK-ID: 54157820
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 1 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3415289439188327 0.00014146  
a 1.175741540528774 0.0001433 au
q .7741917738704807 8.2337e-05 au
i 2.993675999437419 0.0012138 deg
node 79.2151126329006 0.0001 deg
peri 265.694913025943 0.0066828 deg
M 176.6541376113011 0.03987 deg
tp 2458971.999300394173
(2020-May-02.49930039)
0.093344 TDB
period 465.6570911409842
1.27
0.085129
0.0002331
d
yr
n .773101079848057 0.00014133 deg/d
Q 1.577291307187068 0.00019223 au
  Orbit Determination Parameters
   # obs. used (total)      21  
   data-arc span      1 day  
   first obs. used      2021-06-08  
   last obs. used      2021-06-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      6  
   norm. resid. RMS      .28631  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jun-09 06:12:02  

Additional Information
 Earth MOID = .000592525 au 
 Jupiter MOID = 3.83214 au 
 T_jup = 5.318 
[ 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 26.577   .13914 1 autocmod 2.9c

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