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(2011 YL28)
Classification: Apollo [NEO]          SPK-ID: 3591724
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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3579723070274356 0.00036511  
a 1.419300563286928 0.00067852 au
q .9112302662817675 8.2598e-05 au
i 4.419312425807727 0.0042694 deg
node 98.82716805119961 0.0098015 deg
peri 47.06875754098662 0.010519 deg
M 200.9832036775944 1.4834 deg
tp 2459669.303845773104
(2022-Mar-30.80384577)
2.7405 TDB
period 617.6038427990866
1.69
0.44288
0.001213
d
yr
n .5828979275265165 0.00041799 deg/d
Q 1.927370860292088 0.00092141 au
  Orbit Determination Parameters
   # obs. used (total)      46  
   data-arc span      6 days  
   first obs. used      2011-12-28  
   last obs. used      2012-01-03  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      7  
   norm. resid. RMS      .42166  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 05:52:17  

Additional Information
 Earth MOID = .00424002 au 
 Jupiter MOID = 3.08816 au 
 T_jup = 4.639 
[ 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 25.0   n/a MPO224731  

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