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

[ show orbit diagram ]
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 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458722.5 (2019-Aug-27.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1446635953211295 4.4743e-08  
q .7576577185913292 4.4103e-08 au
tp 2458786.217878883670
(2019-Oct-29.71787888)
3.0021e-05 TDB
node 10.37706623196232 0.00093377 deg
peri 295.0989375152556 0.0009305 deg
i .187058130352158 4.5052e-07 deg

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
 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 2.001961941713021E-15 -1.776916511461596E-15 1.156936223682126E-12 7.851417743688342E-12 -6.894419203778385E-12 1.543870593167364E-15 1.585224361716745E-24
q -1.776916511461596E-15 1.945032505999132E-15 -1.182611247599655E-12 9.218364964436498E-12 -1.009341028800055E-11 -4.53630686884555E-15 -6.798650118092916E-21
tp 1.156936223682126E-12 -1.182611247599655E-12 9.012480493796504E-10 -1.555351635949874E-9 2.276235420952224E-9 7.517523396702087E-13 3.081437379391821E-18
node 7.851417743688342E-12 9.218364964436498E-12 -1.555351635949874E-9 8.719252097545304E-7 -8.685737489037989E-7 -2.130382998498441E-10 -2.976469044471382E-16
peri -6.894419203778385E-12 -1.009341028800055E-11 2.276235420952224E-9 -8.685737489037989E-7 8.658295203830632E-7 2.125877469170705E-10 2.98311150982372E-16
i 1.543870593167364E-15 -4.53630686884555E-15 7.517523396702087E-13 -2.130382998498441E-10 2.125877469170705E-10 2.02972004399718E-13 5.588197392081588E-20
A2 1.585224361716745E-24 -6.798650118092916E-21 3.081437379391821E-18 -2.976469044471382E-16 2.98311150982372E-16 5.588197392081588E-20 1.25866663204695E-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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