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266218 (2006 WD189)
Classification: Main-belt Asteroid          SPK-ID: 2266218
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .165411835466148 6.1776e-08  
a 2.599880570447006 2.2845e-08 au
q 2.169829553296591 1.6627e-07 au
i 16.25245354234511 7.0742e-06 deg
node 121.4967510071573 3.067e-05 deg
peri 13.53357867586388 4.9734e-05 deg
M 74.965418800807 3.8984e-05 deg
tp 2458681.649578584688
(2019-Jul-17.14957858)
0.00016362 TDB
period 1531.188027035696
4.19
2.0182e-05
5.526e-08
d
yr
n .2351115562841372 3.0988e-09 deg/d
Q 3.029931587597421 2.6624e-08 au
  Orbit Determination Parameters
   # obs. used (total)      261  
   data-arc span      6231 days (17.06 yr)  
   first obs. used      2003-04-06  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49889  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 15:21:45  

Additional Information
 Earth MOID = 1.18729 au 
 Jupiter MOID = 2.04046 au 
 T_jup = 3.340 
[ 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 16.3   n/a MPO470827  

266218 (2006 WD189)          Discovered 2006-Nov-24 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22

Alternate Designations
 2006 WD189 = 2003 GG37 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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