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469386 (2001 SY231)
Classification: Main-belt Asteroid          SPK-ID: 2469386
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1668182865159729 6.9883e-08  
a 2.760503785497222 2.6281e-08 au
q 2.300001274079718 2.0338e-07 au
i 5.007458846426682 7.6537e-06 deg
node 20.50181615751569 8.3862e-05 deg
peri 358.0954630666014 8.892e-05 deg
M 24.97480778655459 2.6526e-05 deg
tp 2458884.280072255253
(2020-Feb-04.78007226)
0.00012323 TDB
period 1675.255094881391
4.59
2.3923e-05
6.55e-08
d
yr
n .2148926459617712 3.0688e-09 deg/d
Q 3.221006296914725 3.0665e-08 au
  Orbit Determination Parameters
   # obs. used (total)      77  
   data-arc span      6947 days (19.02 yr)  
   first obs. used      2001-09-19  
   last obs. used      2020-09-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57616  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 04:20:44  

Additional Information
 Earth MOID = 1.30212 au 
 Jupiter MOID = 2.24173 au 
 T_jup = 3.316 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.1   n/a MPO358041  

469386 (2001 SY231)          Discovered 2001-Sep-19 by LINEAR at Socorro
Reference: Last Updated: 2016-08-22
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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