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101862 (1999 LH4)
Classification: Inner Main-belt Asteroid          SPK-ID: 2101862
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07691477735581145 7.1467e-08  
a 1.989571750944989 1.332e-08 au
q 1.836544282687643 1.4051e-07 au
i 24.87270427256739 6.7407e-06 deg
node 123.1478310117998 2.0824e-05 deg
peri 68.50746858664908 6.2664e-05 deg
M 201.3948727622688 6.1675e-05 deg
tp 2459452.098569636424
(2021-Aug-25.59856964)
0.00017809 TDB
period 1025.032972770359
2.81
1.0294e-05
2.818e-08
d
yr
n .3512082143338544 3.5271e-09 deg/d
Q 2.142599219202335 1.4345e-08 au
  Orbit Determination Parameters
   # obs. used (total)      319  
   data-arc span      11456 days (31.36 yr)  
   first obs. used      1988-05-19  
   last obs. used      2019-09-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53587  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 12:04:29  

Additional Information
 Earth MOID = .916281 au 
 Jupiter MOID = 2.97389 au 
 T_jup = 3.734 
[ 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 16.7   n/a MPO436476  

101862 (1999 LH4)          Discovered 1999-Jun-10 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1999 LH4 = 2002 KG1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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