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541762 (2011 WM154)
Classification: Main-belt Asteroid          SPK-ID: 2541762
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 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .272552741897707 2.0998e-07  
a 2.602315601449325 6.6178e-08 au
q 1.893047348991131 5.8657e-07 au
i 28.78032121573911 1.3681e-05 deg
node 257.2306554047172 2.8024e-05 deg
peri 83.77231852742922 4.1525e-05 deg
M 97.75333323532422 3.1633e-05 deg
tp 2458784.141486514526
(2019-Oct-27.64148651)
0.00012365 TDB
period 1533.339681562967
4.20
5.849e-05
1.601e-07
d
yr
n .2347816366645153 8.9559e-09 deg/d
Q 3.311583853907518 8.4215e-08 au
  Orbit Determination Parameters
   # obs. used (total)      164  
   data-arc span      4751 days (13.01 yr)  
   first obs. used      2007-12-04  
   last obs. used      2020-12-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49533  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 20:24:21  

Additional Information
 Earth MOID = 1.0854 au 
 Jupiter MOID = 2.49146 au 
 T_jup = 3.192 
[ 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 16.39   .4772 MPCxxxxx autocmod 2.8

541762 (2011 WM154)          Discovered 2007-Dec-04 by CSS at Catalina
Reference: Last Updated: 2019-12-13
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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