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541766 (2011 WM159)
Classification: Main-belt Asteroid          SPK-ID: 2541766
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1141450359980673 7.5607e-08  
a 2.591128618685978 4.7208e-08 au
q 2.295364149230445 1.6654e-07 au
i 14.46667600050139 9.241e-06 deg
node 67.97301289747918 2.0268e-05 deg
peri 288.1054688556509 5.9419e-05 deg
M 144.2211378310946 5.015e-05 deg
tp 2458590.179018497034
(2019-Apr-16.67901850)
0.0002115 TDB
period 1523.462903186833
4.17
4.1634e-05
1.14e-07
d
yr
n .2363037519633327 6.4578e-09 deg/d
Q 2.886893088141512 5.2596e-08 au
  Orbit Determination Parameters
   # obs. used (total)      119  
   data-arc span      4818 days (13.19 yr)  
   first obs. used      2008-01-01  
   last obs. used      2021-03-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50159  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 20:24:22  

Additional Information
 Earth MOID = 1.33911 au 
 Jupiter MOID = 2.57531 au 
 T_jup = 3.366 
[ 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 17.15   .23987 MPCxxxxx autocmod 2.6n

541766 (2011 WM159)          Discovered 2011-Nov-30 by Mount Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2019-12-13
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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