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541291 (2011 ED89)
Classification: Main-belt Asteroid          SPK-ID: 2541291
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03536649352228834 8.8805e-08  
a 3.043518685526639 7.7618e-08 au
q 2.935880101649997 2.7778e-07 au
i 1.858608761648129 1.0988e-05 deg
node 131.0223836493373 0.00027471 deg
peri 108.82418882335 0.00034909 deg
M 244.4864810331701 0.00022502 deg
tp 2459822.789823666373
(2022-Aug-31.28982367)
0.00122 TDB
period 1939.37764621493
5.31
7.4189e-05
2.031e-07
d
yr
n .1856265594803619 7.101e-09 deg/d
Q 3.15115726940328 8.0363e-08 au
  Orbit Determination Parameters
   # obs. used (total)      56  
   data-arc span      3629 days (9.94 yr)  
   first obs. used      2011-03-01  
   last obs. used      2021-02-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .71587  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 20:22:45  

Additional Information
 Earth MOID = 1.92232 au 
 Jupiter MOID = 1.82799 au 
 T_jup = 3.237 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.21   n/a MPCxxxxx  

541291 (2011 ED89)          Discovered 2011-Mar-01 by Mount Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2019-12-13

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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