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JPL Small-Body Database Browser
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266761 (2009 SY116)
Classification: Outer Main-belt Asteroid          SPK-ID: 2266761
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1286005730437448 6.6328e-08  
a 3.253609705742462 6.352e-08 au
q 2.835193633123292 2.1546e-07 au
i 3.460535484661071 1.1127e-05 deg
node 286.4688543502112 0.00013207 deg
peri 128.7777466517003 0.00014056 deg
M 196.332577232232 4.7279e-05 deg
tp 2459575.054996043848
(2021-Dec-26.55499604)
0.0002924 TDB
period 2143.61412089687
5.87
6.2775e-05
1.719e-07
d
yr
n .1679406738790185 4.9181e-09 deg/d
Q 3.672025778361633 7.1689e-08 au
  Orbit Determination Parameters
   # obs. used (total)      154  
   data-arc span      4887 days (13.38 yr)  
   first obs. used      2003-10-03  
   last obs. used      2017-02-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58497  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-10 17:14:50  

Additional Information
 Earth MOID = 1.8482 au 
 Jupiter MOID = 1.67424 au 
 T_jup = 3.165 
[ 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 16.2   n/a MPO303037  

266761 (2009 SY116)          Discovered 2009-Sep-18 by Spacewatch at Kitt Peak
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22

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