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(2012 YK)
Classification: Aten [NEO]          SPK-ID: 3621604
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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3840037693537279 1.2065e-07  
a .758951153152661 6.0981e-09 au
q .4675110495866807 9.4359e-08 au
i 11.26665334122138 1.4152e-05 deg
node 88.60783437568661 7.5092e-06 deg
peri 165.4949150655162 2.6461e-05 deg
M 291.4383054899459 6.8813e-05 deg
tp 2459046.493685003903
(2020-Jul-15.99368500)
4.6589e-05 TDB
period 241.5011285781021
0.66
2.9107e-06
7.969e-09
d
yr
n 1.490676263583485 1.7966e-08 deg/d
Q 1.050391256718641 8.4398e-09 au
  Orbit Determination Parameters
   # obs. used (total)      154  
   data-arc span      1463 days (4.01 yr)  
   first obs. used      2012-12-17  
   last obs. used      2016-12-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50074  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Feb-10 07:05:05  

Additional Information
 Earth MOID = .0333186 au 
 Jupiter MOID = 3.99329 au 
 T_jup = 7.548 
[ 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 23.0   n/a E2015A31  

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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