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215435 (2002 LW8)
Classification: Main-belt Asteroid          SPK-ID: 2215435
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2399685694759816 4.0771e-08  
a 2.316940909648098 7.936e-09 au
q 1.760947913999465 9.3877e-08 au
i 5.242580737730173 6.5618e-06 deg
node 201.0066594698708 3.8007e-05 deg
peri 109.3374923586312 4.1991e-05 deg
M 358.6846175640062 1.3746e-05 deg
tp 2459005.206742089929
(2020-Jun-04.70674209)
4.9184e-05 TDB
period 1288.163127322206
3.53
6.6183e-06
1.812e-08
d
yr
n .2794677105440496 1.4359e-09 deg/d
Q 2.872933905296732 9.8404e-09 au
  Orbit Determination Parameters
   # obs. used (total)      442  
   data-arc span      7697 days (21.07 yr)  
   first obs. used      1999-10-10  
   last obs. used      2020-11-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55953  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 05:26:40  

Additional Information
 Earth MOID = .755461 au 
 Jupiter MOID = 2.43209 au 
 T_jup = 3.536 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.2   n/a MPO433410  

215435 (2002 LW8)          Discovered 2002-Jun-05 by LINEAR at Socorro
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

Alternate Designations
 2002 LW8 = 1999 TD316 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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