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(2005 SP9)
Classification: Aten [NEO]          SPK-ID: 3291224
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6237184703779829 1.0638e-06  
a .8657450517278984 1.7788e-08 au
q .3257638723268659 9.1844e-07 au
i 27.74462181832995 9.8347e-05 deg
node 354.8264973595721 6.1846e-05 deg
peri 228.1292135596677 6.2503e-05 deg
M 42.08400803944491 0.00020158 deg
tp 2459166.104783461028
(2020-Nov-12.60478346)
0.0001638 TDB
period 294.2276301825619
0.81
9.0679e-06
2.483e-08
d
yr
n 1.223542465323966 3.7709e-08 deg/d
Q 1.405726231128931 2.8882e-08 au
  Orbit Determination Parameters
   # obs. used (total)      65  
   data-arc span      1840 days (5.04 yr)  
   first obs. used      2005-09-25  
   last obs. used      2010-10-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      1  
   norm. resid. RMS      .57428  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 09:10:26  

Additional Information
 Earth MOID = .0518292 au 
 Jupiter MOID = 3.68082 au 
 T_jup = 6.575 
[ 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 21.2   n/a MPO186972  

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