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233879 (2008 WM91)
Classification: Main-belt Asteroid          SPK-ID: 2233879
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .105089331428756 8.7713e-08  
a 3.015762297479212 3.7027e-08 au
q 2.698837853889072 2.7567e-07 au
i 8.61947143366654 7.037e-06 deg
node 296.9738196186124 5.3537e-05 deg
peri 58.18415207161765 5.9654e-05 deg
M 259.6213959034837 3.054e-05 deg
tp 2459929.875102317853
(2022-Dec-16.37510232)
0.00016692 TDB
period 1912.908020217138
5.24
3.5229e-05
9.645e-08
d
yr
n .1881951438308757 3.4659e-09 deg/d
Q 3.332686741069351 4.0918e-08 au
  Orbit Determination Parameters
   # obs. used (total)      217  
   data-arc span      7238 days (19.82 yr)  
   first obs. used      2001-08-15  
   last obs. used      2021-06-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55199  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 15:41:42  

Additional Information
 Earth MOID = 1.70456 au 
 Jupiter MOID = 2.09508 au 
 T_jup = 3.222 
[ 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 15.91   n/a E2021B55  

233879 (2008 WM91)          Discovered 2008-Nov-23 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20100228/Numbers.arcLast Updated: 2010-03-03
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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