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(2017 RR2)
Classification: Centaur          SPK-ID: 3781418
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .7823467464382636 4.6396e-05  
a 11.60974979745925 0.002646 au
q 2.526899816454717 3.9841e-05 au
i 87.09025142559184 0.00087661 deg
node 145.4060935505267 0.00020396 deg
peri 214.6198507434232 0.0018392 deg
M 26.35821364987958 0.0088869 deg
tp 2458142.596167446482
(2018-Jan-24.09616745)
0.0051535 TDB
period 14448.8311984301
39.56
4.9396
0.01352
d
yr
n .02491551012369186 8.5178e-06 deg/d
Q 20.69259977846379 0.0047161 au
  Orbit Determination Parameters
   # obs. used (total)      23  
   data-arc span      96 days  
   first obs. used      2017-07-04  
   last obs. used      2017-10-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      4  
   norm. resid. RMS      .80999  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 19:27:43  

Additional Information
 Earth MOID = 1.63491 au 
 Jupiter MOID = 2.24831 au 
 T_jup = 0.543 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.4   n/a MPO545039  
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters ]
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