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JPL Small-Body Database Browser
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312854 (2011 UR86)
Classification: Main-belt Asteroid          SPK-ID: 2312854
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1574448962601323 4.6676e-08  
a 2.961213179046639 3.8254e-08 au
q 2.494985277267505 1.4832e-07 au
i 2.442303083537479 6.3036e-06 deg
node 227.1075718823407 0.00013231 deg
peri 114.984584681339 0.00013412 deg
M 231.9235746853794 2.293e-05 deg
tp 2459262.670203140646
(2021-Feb-17.17020314)
0.00012488 TDB
period 1861.242399177268
5.10
3.6067e-05
9.875e-08
d
yr
n .1934191914815245 3.748e-09 deg/d
Q 3.427441080825774 4.4277e-08 au
  Orbit Determination Parameters
   # obs. used (total)      150  
   data-arc span      6799 days (18.61 yr)  
   first obs. used      2000-08-27  
   last obs. used      2019-04-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59105  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 14:23:57  

Additional Information
 Earth MOID = 1.48725 au 
 Jupiter MOID = 1.98218 au 
 T_jup = 3.246 
[ 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 16.6   n/a MPO345863  

312854 (2011 UR86)          Discovered 2005-Jul-28 by NEAT at Palomar
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11

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