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308414 (2005 SY108)
Classification: Main-belt Asteroid          SPK-ID: 2308414
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2361862533704754 1.1421e-07  
a 3.150581316946995 3.6686e-08 au
q 2.406457319758266 3.7536e-07 au
i 9.026222716322975 1.2008e-05 deg
node 201.4264236129658 3.8318e-05 deg
peri 148.2984304719884 4.1763e-05 deg
M 240.0743175384093 1.6597e-05 deg
tp 2459680.946782161814
(2022-Apr-11.44678216)
0.00010038 TDB
period 2042.605358170116
5.59
3.5677e-05
9.768e-08
d
yr
n .1762454987009869 3.0784e-09 deg/d
Q 3.894705314135725 4.5351e-08 au
  Orbit Determination Parameters
   # obs. used (total)      211  
   data-arc span      5347 days (14.64 yr)  
   first obs. used      2005-08-30  
   last obs. used      2020-04-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .67551  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 20:12:17  

Additional Information
 Earth MOID = 1.40661 au 
 Jupiter MOID = 1.61606 au 
 T_jup = 3.145 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.7   n/a MPO341961  

308414 (2005 SY108)          Discovered 2005-Sep-26 by Spacewatch at Kitt Peak
Reference: 20111210/Numbers.arcLast Updated: 2011-12-12

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