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118772 (2000 RL20)
Classification: Main-belt Asteroid          SPK-ID: 2118772
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1801131756144541 3.5853e-08  
a 2.807318989965052 1.6267e-08 au
q 2.301683851719684 9.9204e-08 au
i 7.360865245992096 4.8794e-06 deg
node 226.0836769768016 3.2058e-05 deg
peri 78.44525862728831 3.5146e-05 deg
M 103.7592362428949 1.4428e-05 deg
tp 2458505.323144557937
(2019-Jan-21.82314456)
6.7653e-05 TDB
period 1718.051080694511
4.70
1.4933e-05
4.088e-08
d
yr
n .2095397535296054 1.8213e-09 deg/d
Q 3.312954128210419 1.9197e-08 au
  Orbit Determination Parameters
   # obs. used (total)      725  
   data-arc span      7807 days (21.37 yr)  
   first obs. used      1999-05-12  
   last obs. used      2020-09-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53178  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 18:09:04  

Additional Information
 Earth MOID = 1.30062 au 
 Jupiter MOID = 1.97395 au 
 T_jup = 3.287 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.1   n/a MPO432690  

118772 (2000 RL20)          Discovered 2000-Sep-01 by LINEAR at Socorro
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

[ show close-approach data ]
Alternate Designations
 2000 RL20 = 2004 JS30 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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