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JPL Small-Body Database Browser
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117861 (2005 LB2)
Classification: Main-belt Asteroid          SPK-ID: 2117861
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1456120398994872 7.5406e-08  
a 2.648772410328854 1.9099e-08 au
q 2.263079256431388 2.0059e-07 au
i 14.70233981624336 6.0561e-06 deg
node 91.33103542002179 2.1936e-05 deg
peri 152.3275894164106 2.7398e-05 deg
M 84.29216206515785 1.8615e-05 deg
tp 2458231.819569607609
(2018-Apr-23.31956961)
8.015e-05 TDB
period 1574.582401133149
4.31
1.703e-05
4.663e-08
d
yr
n .2286320485615271 2.4729e-09 deg/d
Q 3.03446556422632 2.188e-08 au
  Orbit Determination Parameters
   # obs. used (total)      303  
   data-arc span      6701 days (18.35 yr)  
   first obs. used      2001-06-26  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58413  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 13:55:36  

Additional Information
 Earth MOID = 1.25799 au 
 Jupiter MOID = 2.04747 au 
 T_jup = 3.330 
[ 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 15.8   n/a MPO453649  

117861 (2005 LB2)          Discovered 2005-Jun-01 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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