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218144 (2002 RL66)
Classification: Mars-crossing Asteroid          SPK-ID: 2218144
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3418709310347717 6.0216e-08  
a 2.304903105975735 7.8259e-09 au
q 1.516923735190873 1.3914e-07 au
i 22.72441035541548 6.4234e-06 deg
node 23.94934897348213 1.5796e-05 deg
peri 74.98353089034286 1.9028e-05 deg
M 349.1819729864877 7.7691e-06 deg
tp 2459038.908115361109
(2020-Jul-08.40811536)
2.7673e-05 TDB
period 1278.137086617425
3.50
6.5096e-06
1.782e-08
d
yr
n .2816599281636806 1.4345e-09 deg/d
Q 3.092882476760596 1.0501e-08 au
  Orbit Determination Parameters
   # obs. used (total)      610  
   data-arc span      6282 days (17.20 yr)  
   first obs. used      2002-09-06  
   last obs. used      2019-11-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51454  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 15:17:06  

Additional Information
 Earth MOID = .677747 au 
 Jupiter MOID = 2.6015 au 
 T_jup = 3.411 
[ 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 15.0   n/a MPO413078  
rotation period rot_per 587. h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Warner, B.D. (2010) Minor Planet Bull. 37, 57-64.]
[Warner, B.D.; Pravec, P.; Kusnirak, P.; Harris, A.W. (2010) Minor Planet Bull. 37, 109-111.]

218144 (2002 RL66)          Discovered 2002-Sep-06 by LINEAR at Socorro
Reference: 20090904/Numbers.arcLast Updated: 2009-09-08
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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