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312892 (2011 UE268)
Classification: Main-belt Asteroid          SPK-ID: 2312892
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1603477530725964 9.1707e-08  
a 3.139174303317241 5.4351e-08 au
q 2.635814757277088 3.137e-07 au
i 6.335855517361017 7.4348e-06 deg
node 84.13142930356427 8.9078e-05 deg
peri 329.1039374663189 9.577e-05 deg
M 189.4372268198022 4.1466e-05 deg
tp 2459963.005723482837
(2023-Jan-18.50572348)
0.00025427 TDB
period 2031.522201434574
5.56
5.276e-05
1.444e-07
d
yr
n .177207022274127 4.6022e-09 deg/d
Q 3.642533849357394 6.3066e-08 au
  Orbit Determination Parameters
   # obs. used (total)      131  
   data-arc span      7095 days (19.43 yr)  
   first obs. used      2000-11-24  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54824  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 20:28:36  

Additional Information
 Earth MOID = 1.64979 au 
 Jupiter MOID = 1.72149 au 
 T_jup = 3.182 
[ 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 16.0   n/a MPO434005  

312892 (2011 UE268)          Discovered 2000-Nov-24 by LONEOS at Anderson Mesa
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11

[ show close-approach data ]
Alternate Designations
 2011 UE268 = 2000 WD166 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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