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

[ hide orbit diagram ]

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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1459654425742445 4.4008e-08  
a .8849179501697163 2.0286e-09 au
q .7557505099313004 3.8264e-08 au
i .1854206398826393 4.7668e-07 deg
node 9.115842810022306 0.00095026 deg
peri 296.1065059837813 0.00094762 deg
M 129.9863557285085 3.4849e-05 deg
tp 2459090.713686747852
(2020-Aug-29.21368675)		 2.9148e-05 TDB
period 304.0555491325698
0.83		 1.0455e-06
2.862e-09		 d
yr
n 1.183994178126439 4.0714e-09 deg/d
Q 1.014085390408132 2.3247e-09 au

Additional Model Parameters
 Parameter Value Uncertainty (1-sigma) 
A2 [EST] 4.36257230382443E-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.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      1  
   norm. resid. RMS      .44166  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jan-19 05:27:29  

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 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458722.5 (2019-Aug-27.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1446635952342707 4.4743e-08  
q .7576577186961364 4.4103e-08 au
tp 2458786.217878843947
(2019-Oct-29.71787884)		 3.0021e-05 TDB
node 10.37707106224867 0.00093377 deg
peri 295.0989327248448 0.0009305 deg
i .1870581014977314 4.5052e-07 deg

Additional Model Parameters
 Parameter Value Uncertainty (1-sigma) 
A2 [EST] 4.36257230382443E-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.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      1  
   norm. resid. RMS      .44166  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jan-19 05:27:29  

Additional Information
 Jupiter MOID = 4.0935 au 
 T_jup = 6.696 
 Nongravitational accels. using nonstandard g(r) = (1 au/ r)^2 
Orbit Covariance (7×7)
  e q tp node peri i A2
e 2.001961924297702E-15 -1.776916691342938E-15 1.156936300241902E-12 7.851410324546563E-12 -6.894411776112626E-12 1.543874342048723E-15 1.588823057410195E-24
q -1.776916691342938E-15 1.945033536664681E-15 -1.182611499687015E-12 9.21839192362177E-12 -1.009343704534056E-11 -4.536309379373334E-15 -6.798660255161573E-21
tp 1.156936300241902E-12 -1.182611499687015E-12 9.012480691370931E-10 -1.555354320387771E-9 2.276237995717057E-9 7.51752460569538E-13 3.081438125203585E-18
node 7.851410324546563E-12 9.21839192362177E-12 -1.555354320387771E-9 8.719257072936367E-7 -8.685742356259342E-7 -2.130381499870001E-10 -2.976470196171073E-16
peri -6.894411776112626E-12 -1.009343704534056E-11 2.276237995717057E-9 -8.685742356259342E-7 8.658299962405507E-7 2.125875960254425E-10 2.983112617355926E-16
i 1.543874342048723E-15 -4.536309379373334E-15 7.51752460569538E-13 -2.130381499870001E-10 2.125875960254425E-10 2.029718994184435E-13 5.58819097062408E-20
A2 1.588823057410195E-24 -6.798660255161573E-21 3.081438125203585E-18 -2.976470196171073E-16 2.983112617355926E-16 5.58819097062408E-20 1.258666812606349E-25

[ 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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