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541741 (2011 WD118)
Classification: Main-belt Asteroid          SPK-ID: 2541741
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1947731269623423 2.2445e-07  
a 2.576821823677276 3.6833e-08 au
q 2.074926179454847 5.966e-07 au
i 13.18281894277551 6.6154e-06 deg
node 313.986829614202 3.0439e-05 deg
peri 16.68693078894604 3.5866e-05 deg
M 178.916346048356 2.1894e-05 deg
tp 2458645.616551894582
(2019-Jun-11.11655189)
0.00010043 TDB
period 1510.86274277528
4.14
3.2394e-05
8.869e-08
d
yr
n .2382744572407164 5.1088e-09 deg/d
Q 3.078717467899704 4.4007e-08 au
  Orbit Determination Parameters
   # obs. used (total)      181  
   data-arc span      3382 days (9.26 yr)  
   first obs. used      2011-11-08  
   last obs. used      2021-02-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49107  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 12:27:22  

Additional Information
 Earth MOID = 1.06588 au 
 Jupiter MOID = 2.2793 au 
 T_jup = 3.363 
[ 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 17.07   n/a MPCxxxxx  

541741 (2011 WD118)          Discovered 2011-Nov-08 by Pan-STARRS 1 at Haleakala
Reference: Last Updated: 2019-12-13

Alternate Designations
 2011 WD118 = 2015 TU289 = 2017 BF79 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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