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(2011 SP25)
Classification: Centaur          SPK-ID: 3578969
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 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .8837432833094897 0.00028261  
a 19.56464630438865 0.048187 au
q 2.27452154255935 7.3556e-05 au
i 109.2304926871829 0.0028313 deg
node 182.0463768217902 0.00088669 deg
peri 186.2949104061169 0.0052379 deg
M 37.83019971438929 0.13964 deg
tp 2455878.936483479650
(2011-Nov-13.43648348)
0.010907 TDB
period 31608.6849917554
86.54
116.78
0.3197
d
yr
n .01138927481778822 4.2077e-05 deg/d
Q 36.85477106621794 0.090771 au
  Orbit Determination Parameters
   # obs. used (total)      67  
   data-arc span      58 days  
   first obs. used      2011-09-20  
   last obs. used      2011-11-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      5  
   norm. resid. RMS      .5391  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 05:19:45  

Additional Information
 Earth MOID = 1.27423 au 
 Jupiter MOID = 2.67733 au 
 T_jup = -0.332 
[ 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 16.7   n/a E2020-QG2  
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters ]
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