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JPL Small-Body Database Browser
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359739 (2011 UN51)
Classification: Main-belt Asteroid          SPK-ID: 2359739
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07102340146624209 5.3764e-08  
a 2.628408332891062 3.7035e-08 au
q 2.441729832646924 1.3789e-07 au
i 2.884619827843458 8.2238e-06 deg
node 171.6422585116853 0.00011519 deg
peri 295.7308992327393 0.00014026 deg
M 218.8173153031249 7.5563e-05 deg
tp 2459210.902937912063
(2020-Dec-27.40293791)
0.00032951 TDB
period 1556.458981638889
4.26
3.2896e-05
9.006e-08
d
yr
n .2312942417672546 4.8885e-09 deg/d
Q 2.815086833135199 3.9665e-08 au
  Orbit Determination Parameters
   # obs. used (total)      122  
   data-arc span      6699 days (18.34 yr)  
   first obs. used      2000-02-02  
   last obs. used      2018-06-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60124  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 14:29:23  

Additional Information
 Earth MOID = 1.46039 au 
 Jupiter MOID = 2.2601 au 
 T_jup = 3.396 
[ 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 17.2   n/a MPO455596  

359739 (2011 UN51)          Discovered 2009-Apr-20 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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