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43381 (2000 WQ47)
Classification: Main-belt Asteroid          SPK-ID: 2043381
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1141458328720173 5.4177e-08  
a 2.28662446662549 7.0386e-09 au
q 2.025615812416992 1.2266e-07 au
i 3.720538386543989 5.2234e-06 deg
node 151.6868624822339 5.3736e-05 deg
peri 43.22271104410873 5.5395e-05 deg
M 173.971618358247 1.4259e-05 deg
tp 2458590.167356515704
(2019-Apr-16.66735652)
4.9419e-05 TDB
period 1262.963198985101
3.46
5.8314e-06
1.597e-08
d
yr
n .28504393500087 1.3161e-09 deg/d
Q 2.547633120833989 7.8421e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1021  
   data-arc span      10934 days (29.94 yr)  
   first obs. used      1991-01-19  
   last obs. used      2020-12-26  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5475  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 09:19:29  

Additional Information
 Earth MOID = 1.02592 au 
 Jupiter MOID = 2.40722 au 
 T_jup = 3.590 
[ 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 15.92   n/a E2021B10  

43381 (2000 WQ47)          Discovered 2000-Nov-21 by LINEAR at Socorro
Reference: 20020624/Numbers.arcLast Updated: 2004-04-19

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