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216418 (2008 SQ106)
Classification: Main-belt Asteroid          SPK-ID: 2216418
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1117420063179505 5.403e-08  
a 3.196374449770802 3.2668e-08 au
q 2.839205155809978 1.6923e-07 au
i 4.486458117423831 6.1883e-06 deg
node 41.58428610572386 7.0817e-05 deg
peri 274.5630728026715 7.5607e-05 deg
M 111.4869073651157 2.7325e-05 deg
tp 2458554.092673515278
(2019-Mar-11.59267352)
0.00015732 TDB
period 2087.300141642587
5.71
3.1999e-05
8.761e-08
d
yr
n .1724716023430633 2.6441e-09 deg/d
Q 3.553543743731627 3.6318e-08 au
  Orbit Determination Parameters
   # obs. used (total)      239  
   data-arc span      7578 days (20.75 yr)  
   first obs. used      2000-05-04  
   last obs. used      2021-02-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .61684  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:54:44  

Additional Information
 Earth MOID = 1.82845 au 
 Jupiter MOID = 1.73394 au 
 T_jup = 3.181 
[ 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 15.87   n/a MPCxxxxx  

216418 (2008 SQ106)          Discovered 2008-Sep-21 by Spacewatch at Kitt Peak
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

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