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216259 (2006 WY9)
Classification: Main-belt Asteroid          SPK-ID: 2216259
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .168060293197427 4.2031e-08  
a 2.247666984569971 9.8751e-09 au
q 1.869923412132965 9.6359e-08 au
i 5.453856575420735 4.8389e-06 deg
node 91.67971752589339 4.7278e-05 deg
peri 252.5740795922484 4.9351e-05 deg
M 119.1354251020392 1.3728e-05 deg
tp 2458793.180882177860
(2019-Nov-05.68088218)
4.6456e-05 TDB
period 1230.825191502677
3.37
8.1114e-06
2.221e-08
d
yr
n .2924867011866135 1.9276e-09 deg/d
Q 2.625410557006977 1.1535e-08 au
  Orbit Determination Parameters
   # obs. used (total)      323  
   data-arc span      9895 days (27.09 yr)  
   first obs. used      1994-01-08  
   last obs. used      2021-02-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58778  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:54:05  

Additional Information
 Earth MOID = .869003 au 
 Jupiter MOID = 2.77701 au 
 T_jup = 3.605 
[ 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 17.08   n/a MPCxxxxx  

216259 (2006 WY9)          Discovered 2006-Nov-16 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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