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JPL Small-Body Database Browser
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312910 (2011 UT338)
Classification: Main-belt Asteroid          SPK-ID: 2312910
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2452946705377111 4.0068e-08  
a 2.328992817851642 1.779e-08 au
q 1.757703291912028 8.8715e-08 au
i 3.885849304700539 4.3798e-06 deg
node 106.1110231158047 8.0733e-05 deg
peri 205.798014425037 8.1717e-05 deg
M 86.48972325603579 1.1661e-05 deg
tp 2458288.601951481032
(2018-Jun-19.10195148)
4.2573e-05 TDB
period 1298.227040621182
3.55
1.4875e-05
4.073e-08
d
yr
n .2773012645213009 3.1772e-09 deg/d
Q 2.900282343791256 2.2154e-08 au
  Orbit Determination Parameters
   # obs. used (total)      240  
   data-arc span      8707 days (23.84 yr)  
   first obs. used      1995-01-07  
   last obs. used      2018-11-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5331  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 14:07:21  

Additional Information
 Earth MOID = .74358 au 
 Jupiter MOID = 2.38286 au 
 T_jup = 3.528 
[ 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 MPO455307  

312910 (2011 UT338)          Discovered 2007-Jun-09 by CSS at Catalina
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11

Alternate Designations
 2011 UT338 = 2010 ES97 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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