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243771 (2000 RP81)
Classification: Main-belt Asteroid          SPK-ID: 2243771
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .10384818826668 3.9999e-08  
a 2.282824729808067 1.4658e-08 au
q 2.045757517487126 9.4124e-08 au
i 6.147614293668074 4.9241e-06 deg
node 263.1370782858871 4.9739e-05 deg
peri 128.2659689163902 5.7478e-05 deg
M 225.9109995586227 3.0018e-05 deg
tp 2459469.743140126179
(2021-Sep-12.24314013)
0.00010701 TDB
period 1259.816464358525
3.45
1.2134e-05
3.322e-08
d
yr
n .2857559098366804 2.7522e-09 deg/d
Q 2.519891942129008 1.618e-08 au
  Orbit Determination Parameters
   # obs. used (total)      267  
   data-arc span      6737 days (18.44 yr)  
   first obs. used      2000-09-01  
   last obs. used      2019-02-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61753  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 13:49:11  

Additional Information
 Earth MOID = 1.05865 au 
 Jupiter MOID = 2.8568 au 
 T_jup = 3.589 
[ 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 17.0   n/a MPO433597  

243771 (2000 RP81)          Discovered 2000-Sep-01 by LINEAR at Socorro
Reference: 20100726/Numbers.arcLast Updated: 2010-07-28

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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