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213225 (2000 WD22)
Classification: Main-belt Asteroid          SPK-ID: 2213225
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 .2477741650342 7.0654e-08  
a 3.132635549927748 3.4738e-08 au
q 2.356449392187948 2.3064e-07 au
i 11.26822837373395 7.2148e-06 deg
node 79.63734755505349 3.3943e-05 deg
peri 303.058883774741 3.6293e-05 deg
M 241.1289817665722 1.6924e-05 deg
tp 2459869.208305232718
(2022-Oct-16.70830523)
0.00010418 TDB
period 2025.178159162781
5.54
3.3686e-05
9.223e-08
d
yr
n .177762138294453 2.9568e-09 deg/d
Q 3.908821707667548 4.3345e-08 au
  Orbit Determination Parameters
   # obs. used (total)      236  
   data-arc span      7144 days (19.56 yr)  
   first obs. used      2000-10-31  
   last obs. used      2020-05-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56184  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:41:51  

Additional Information
 Earth MOID = 1.38193 au 
 Jupiter MOID = 1.6513 au 
 T_jup = 3.135 
[ 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 15.53   n/a E2021B55  

213225 (2000 WD22)          Discovered 2000-Nov-20 by LINEAR at Socorro
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

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