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212540 (2006 RR99)
Classification: Main-belt Asteroid          SPK-ID: 2212540
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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07968698074674295 6.9491e-08  
a 2.761825035891645 2.3942e-08 au
q 2.541743537430674 1.8351e-07 au
i 3.343505856977116 7.8143e-06 deg
node 15.49746359833757 7.4644e-05 deg
peri 324.034086821155 8.3688e-05 deg
M 49.96889605652056 3.6241e-05 deg
tp 2458967.803460826810
(2020-Apr-28.30346083)
0.00016846 TDB
period 1676.457971126557
4.59
2.18e-05
5.969e-08
d
yr
n .2147384582257585 2.7923e-09 deg/d
Q 2.981906534352615 2.585e-08 au
  Orbit Determination Parameters
   # obs. used (total)      255  
   data-arc span      7538 days (20.64 yr)  
   first obs. used      2000-05-01  
   last obs. used      2020-12-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52371  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:39:04  

Additional Information
 Earth MOID = 1.53206 au 
 Jupiter MOID = 2.32183 au 
 T_jup = 3.334 
[ 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 16.4   n/a MPO437020  

212540 (2006 RR99)          Discovered 2006-Sep-12 by CSS at Catalina
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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