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392663 (2011 UN268)
Classification: Main-belt Asteroid          SPK-ID: 2392663
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1747585270679035 7.2954e-08  
a 2.696649781704615 5.3565e-08 au
q 2.225387237835933 1.9698e-07 au
i 12.08299749785756 1.0274e-05 deg
node 239.2088298758264 4.8176e-05 deg
peri 68.39378031284051 6.1362e-05 deg
M 56.7988340232553 3.7789e-05 deg
tp 2458745.304995919581
(2019-Sep-18.80499592)
0.0001679 TDB
period 1617.466327413274
4.43
4.8193e-05
1.319e-07
d
yr
n .2225703211860543 6.6315e-09 deg/d
Q 3.167912325573297 6.2926e-08 au
  Orbit Determination Parameters
   # obs. used (total)      174  
   data-arc span      6111 days (16.73 yr)  
   first obs. used      2001-06-27  
   last obs. used      2018-03-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55284  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 14:26:02  

Additional Information
 Earth MOID = 1.24365 au 
 Jupiter MOID = 2.13828 au 
 T_jup = 3.316 
[ 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 16.1   n/a MPO450379  

392663 (2011 UN268)          Discovered 2006-Aug-06 by LONEOS at Anderson Mesa
Reference: Last Updated: 2014-04-17

Alternate Designations
 2011 UN268 = 2011 VG11 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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