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118783 (2000 RJ81)
Classification: Main-belt Asteroid          SPK-ID: 2118783
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1332894022874045 4.4662e-08  
a 2.737571485926858 1.5676e-08 au
q 2.372682218848626 1.2371e-07 au
i 14.32247077294923 6.443e-06 deg
node 326.5747202829104 1.6635e-05 deg
peri 132.7082127476699 2.819e-05 deg
M 33.67261437562629 2.1169e-05 deg
tp 2458845.753453394732
(2019-Dec-28.25345339)
9.7188e-05 TDB
period 1654.423269795797
4.53
1.421e-05
3.89e-08
d
yr
n .2175984867792837 1.869e-09 deg/d
Q 3.102460753005091 1.7765e-08 au
  Orbit Determination Parameters
   # obs. used (total)      633  
   data-arc span      7095 days (19.43 yr)  
   first obs. used      2000-09-01  
   last obs. used      2020-02-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56674  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 06:02:05  

Additional Information
 Earth MOID = 1.41244 au 
 Jupiter MOID = 2.05043 au 
 T_jup = 3.294 
[ 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 15.3   n/a MPO453658  

118783 (2000 RJ81)          Discovered 2000-Sep-01 by LINEAR at Socorro
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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