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541477 (2011 LK18)
Classification: Mars-crossing Asteroid          SPK-ID: 2541477
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1786728653241242 8.6671e-08  
a 1.895163457172225 1.9441e-08 au
q 1.55654917202169 1.6689e-07 au
i 19.12503651762658 7.7008e-06 deg
node 262.6815937271473 2.5067e-05 deg
peri 56.72892423784207 3.3041e-05 deg
M 187.0993353293444 1.914e-05 deg
tp 2459658.180700437312
(2022-Mar-19.68070044)
5.1573e-05 TDB
period 952.9463201965111
2.61
1.4664e-05
4.015e-08
d
yr
n .3777757386436655 5.813e-09 deg/d
Q 2.233777742322759 2.2915e-08 au
  Orbit Determination Parameters
   # obs. used (total)      241  
   data-arc span      5348 days (14.64 yr)  
   first obs. used      2006-05-28  
   last obs. used      2021-01-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .38113  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 20:23:21  

Additional Information
 Earth MOID = .600669 au 
 Jupiter MOID = 3.0548 au 
 T_jup = 3.868 
[ 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 17.78   n/a MPCxxxxx  

541477 (2011 LK18)          Discovered 2011-Jun-06 by Schwartz, M., Holvorcem, P. R. at Nogales
Reference: Last Updated: 2019-12-13
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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