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102183 (1999 RL242)
Classification: Main-belt Asteroid          SPK-ID: 2102183
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2049743750007524 6.5326e-08  
a 2.291979164386732 8.0103e-09 au
q 1.822182167651815 1.4721e-07 au
i 5.724111421218124 3.1666e-06 deg
node 122.9635190912016 5.7673e-05 deg
peri 225.316637342867 5.8814e-05 deg
M 48.02884400732989 1.3504e-05 deg
tp 2459031.411505294470
(2020-Jun-30.91150529)
4.7242e-05 TDB
period 1267.402107048438
3.47
6.6442e-06
1.819e-08
d
yr
n .2840456063611716 1.4891e-09 deg/d
Q 2.761776161121649 9.6521e-09 au
  Orbit Determination Parameters
   # obs. used (total)      620  
   data-arc span      7804 days (21.37 yr)  
   first obs. used      1999-09-04  
   last obs. used      2021-01-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4975  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 08:30:47  

Additional Information
 Earth MOID = .818722 au 
 Jupiter MOID = 2.66209 au 
 T_jup = 3.563 
[ 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 16.52   n/a E2021B55  

102183 (1999 RL242)          Discovered 1999-Sep-04 by LONEOS at Anderson Mesa
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1999 RL242 = 2002 LP7 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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