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385971 (2006 WL185)
Classification: Main-belt Asteroid          SPK-ID: 2385971
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1000076727646655 4.9035e-08  
a 2.215513283868623 1.2216e-08 au
q 1.99394495636972 1.1267e-07 au
i 3.938908952289639 5.4e-06 deg
node 268.1786980835755 7.8743e-05 deg
peri 185.5256582536677 8.3746e-05 deg
M 78.56423226381601 2.9302e-05 deg
tp 2458937.635260218101
(2020-Mar-29.13526022)
9.7474e-05 TDB
period 1204.508764290028
3.30
9.9624e-06
2.728e-08
d
yr
n .2988770282731768 2.472e-09 deg/d
Q 2.437081611367526 1.3438e-08 au
  Orbit Determination Parameters
   # obs. used (total)      175  
   data-arc span      8831 days (24.18 yr)  
   first obs. used      1997-01-09  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55302  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 11:07:18  

Additional Information
 Earth MOID = 1.01045 au 
 Jupiter MOID = 2.69735 au 
 T_jup = 3.644 
[ 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 17.6   n/a MPO455757  

385971 (2006 WL185)          Discovered 2006-Nov-20 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-02-19

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