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(2015 SK)
Classification: Mars-crossing Asteroid          SPK-ID: 3728232
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5068718425306766 4.1295e-05  
a 2.975545351079664 0.0003115 au
q 1.467325196444326 3.136e-05 au
i 9.941817950228383 0.00072793 deg
node 350.4714677483795 0.00070083 deg
peri 33.218649464875 0.0029937 deg
M 1.530782633285966 0.055463 deg
tp 2459192.528146419490
(2020-Dec-09.02814642)
0.28758 TDB
period 1874.771261823887
5.13
0.29439
0.000806
d
yr
n .1920234256470152 3.0153e-05 deg/d
Q 4.483765505715003 0.00046939 au
  Orbit Determination Parameters
   # obs. used (total)      68  
   data-arc span      50 days  
   first obs. used      2015-09-17  
   last obs. used      2015-11-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      5  
   norm. resid. RMS      .41998  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 14:40:55  

Additional Information
 Earth MOID = .48049 au 
 Jupiter MOID = 1.12156 au 
 T_jup = 3.033 
[ 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 20.5   n/a E2015T79  

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