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437943 (2002 RW160)
Classification: Main-belt Asteroid          SPK-ID: 2437943
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2180270743550156 1.4165e-07  
a 2.765200860257103 2.626e-08 au
q 2.162312206691274 3.8555e-07 au
i 4.033437776371872 1.1868e-05 deg
node 144.8475791535232 0.00022297 deg
peri 198.9736079037617 0.0002252 deg
M 309.2080423073901 3.6181e-05 deg
tp 2459237.463198571692
(2021-Jan-22.96319857)
0.00017096 TDB
period 1679.532653615774
4.60
2.3925e-05
6.55e-08
d
yr
n .2143453413811132 3.0533e-09 deg/d
Q 3.368089513822931 3.1985e-08 au
  Orbit Determination Parameters
   # obs. used (total)      99  
   data-arc span      6091 days (16.68 yr)  
   first obs. used      2002-08-20  
   last obs. used      2019-04-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .69868  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 16:58:49  

Additional Information
 Earth MOID = 1.15504 au 
 Jupiter MOID = 2.04585 au 
 T_jup = 3.301 
[ 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 17.0   n/a MPO472433  

437943 (2002 RW160)          Discovered 2002-Sep-12 by NEAT at Palomar
Reference: Last Updated: 2015-07-06
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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