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(2017 SS11)
Classification: Mars-crossing Asteroid          SPK-ID: 3781712
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 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5165630886903417 1.0911e-05  
a 2.820269086359327 7.144e-05 au
q 1.363422176171665 5.4527e-06 au
i 9.327907617223609 0.00013815 deg
node 354.3945468849806 0.00012124 deg
peri 27.32995984647628 0.00032111 deg
M 236.83612075615 0.0090855 deg
tp 2459792.354706992928
(2022-Jul-31.85470699)
0.066148 TDB
period 1729.95277369922
4.74
0.065732
0.00018
d
yr
n .2080981663043894 7.907e-06 deg/d
Q 4.27711599654699 0.00010834 au
  Orbit Determination Parameters
   # obs. used (total)      51  
   data-arc span      70 days  
   first obs. used      2017-08-18  
   last obs. used      2017-10-27  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      4  
   norm. resid. RMS      .39131  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 19:37:01  

Additional Information
 Earth MOID = .372655 au 
 Jupiter MOID = 1.26763 au 
 T_jup = 3.089 
[ 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 20.4   n/a MPO438038  

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