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226552 (2003 WN6)
Classification: Main-belt Asteroid          SPK-ID: 2226552
[ 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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1983341570449257 5.4561e-08  
a 2.708776525212277 2.3451e-08 au
q 2.171533616461217 1.4593e-07 au
i 8.188079181450416 5.1882e-06 deg
node 250.5641025013792 4.5772e-05 deg
peri 227.0890500066572 4.8534e-05 deg
M 252.159144729404 2.0318e-05 deg
tp 2459688.296876734226
(2022-Apr-18.79687673)		 9.6309e-05 TDB
period 1628.389121949059
4.46		 2.1146e-05
5.789e-08		 d
yr
n .2210773795695142 2.8709e-09 deg/d
Q 3.246019433963337 2.8102e-08 au
   Orbit Determination Parameters
   # obs. used (total)      273  
   data-arc span      7586 days (20.77 yr)  
   first obs. used      2000-01-08  
   last obs. used      2020-10-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55035  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 00:36:18  

Additional Information
 Earth MOID = 1.19718 au 
 Jupiter MOID = 1.92988 au 
 T_jup = 3.321 
[ 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 16.21   n/a E2021B55  

226552 (2003 WN6)          Discovered 2003-Nov-16 by Spacewatch at Kitt Peak
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

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