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(2011 CL50)
Classification: Aten [NEO]          SPK-ID: 3557536
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

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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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1459654426379955 4.4008e-08  
a .8849179501662328 2.0286e-09 au
q .7557505098719109 3.8264e-08 au
i .1854206689834727 4.7668e-07 deg
node 9.11583817478984 0.00095026 deg
peri 296.1065105636535 0.00094762 deg
M 129.9863557050989 3.4849e-05 deg
tp 2459090.713686768272
(2020-Aug-29.21368677)
2.9148e-05 TDB
period 304.0555491307744
0.83
1.0455e-06
2.862e-09
d
yr
n 1.18399417813343 4.0714e-09 deg/d
Q 1.014085390460554 2.3247e-09 au

Additional Model Parameters
 Parameter Value Uncertainty (1-sigma) 
A2 [EST] 4.363195656880273E-12 3.548E-13
ALN [SET] 1. n/a
NK [SET] 0. n/a
NM [SET] 2. n/a
R0 [SET] 1. n/a
  Orbit Determination Parameters
   # obs. used (total)      131  
   data-arc span      3628 days (9.93 yr)  
   first obs. used      2011-02-12  
   last obs. used      2021-01-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      1  
   norm. resid. RMS      .44163  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 04:47:51  

Additional Information
 Earth MOID = .00173176 au 
 Jupiter MOID = 4.0935 au 
 T_jup = 6.696 
 Nongravitational accels. using nonstandard g(r) = (1 au/ r)^2 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 27.34   n/a E2021B69  

[ show close-approach data ]
Alternate Designations
 2011 CL50 = 2020 YN4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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