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541727 (2011 WH91)
Classification: Main-belt Asteroid          SPK-ID: 2541727
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .147482487751799 4.3861e-08  
a 2.633382925351214 3.9899e-08 au
q 2.245005060317307 1.1611e-07 au
i 11.04030842700275 9.4721e-06 deg
node 63.58928495391825 4.3712e-05 deg
peri 44.00552196793844 7.3482e-05 deg
M 29.52668532343921 5.6529e-05 deg
tp 2459072.478873403138
(2020-Aug-10.97887340)
0.00024339 TDB
period 1560.879762493507
4.27
3.5474e-05
9.712e-08
d
yr
n .2306391617410041 5.2417e-09 deg/d
Q 3.021760790385121 4.5783e-08 au
  Orbit Determination Parameters
   # obs. used (total)      96  
   data-arc span      3430 days (9.39 yr)  
   first obs. used      2011-11-26  
   last obs. used      2021-04-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .77338  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 13:25:33  

Additional Information
 Earth MOID = 1.27544 au 
 Jupiter MOID = 2.19217 au 
 T_jup = 3.357 
[ 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 17.5   n/a MPO504469  

541727 (2011 WH91)          Discovered 2011-Nov-26 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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