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312886 (2011 UK252)
Classification: Main-belt Asteroid          SPK-ID: 2312886
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1868254714922945 6.354e-08  
a 2.804420554588853 3.9849e-08 au
q 2.280483362215108 1.8709e-07 au
i 13.21785733764102 8.8295e-06 deg
node 72.07492184026927 3.0671e-05 deg
peri 213.9595472723986 4.03e-05 deg
M 56.84105848511771 2.9555e-05 deg
tp 2458729.653769846787
(2019-Sep-03.15376985)
0.00013851 TDB
period 1715.391047488774
4.70
3.6562e-05
1.001e-07
d
yr
n .2098646839314089 4.4731e-09 deg/d
Q 3.328357746962598 4.7294e-08 au
  Orbit Determination Parameters
   # obs. used (total)      200  
   data-arc span      9241 days (25.30 yr)  
   first obs. used      1992-11-18  
   last obs. used      2018-03-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60009  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 10:53:51  

Additional Information
 Earth MOID = 1.27651 au 
 Jupiter MOID = 1.85074 au 
 T_jup = 3.260 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456658.5 (2014-Jan-01.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1864392004107263 6.3086e-08  
q 2.281773533391494 1.8567e-07 au
tp 2457016.211852749596
(2014-Dec-24.71185275)
0.00013066 TDB
node 72.09273744637754 3.0671e-05 deg
peri 214.5315227855461 4.0465e-05 deg
i 13.2174403270549 8.8323e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      200  
   data-arc span      9241 days (25.30 yr)  
   first obs. used      1992-11-18  
   last obs. used      2018-03-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60009  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 10:53:51  

Additional Information
 Jupiter MOID = 1.85074 au 
 T_jup = 3.260 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.979852732346558E-15 -1.15393419854155E-14 -4.191499917637127E-12 -1.470196354586577E-14 -6.8547678256757E-13 -7.479429065906981E-15
q -1.15393419854155E-14 3.447279372606372E-14 1.223426934086641E-11 4.684191918030678E-14 1.944431849436272E-12 2.355536014988211E-14
tp -4.191499917637127E-12 1.223426934086641E-11 1.707097113512667E-8 1.53155326316713E-11 3.482894757400605E-9 3.594513187256592E-11
node -1.470196354586577E-14 4.684191918030678E-14 1.53155326316713E-11 9.407295978355521E-10 -9.128811446409006E-10 -1.393902714959791E-10
peri -6.8547678256757E-13 1.944431849436272E-12 3.482894757400605E-9 -9.128811446409006E-10 1.637381793193877E-9 1.430820685050003E-10
i -7.479429065906981E-15 2.355536014988211E-14 3.594513187256592E-11 -1.393902714959791E-10 1.430820685050003E-10 7.800973061481618E-11

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 15.7   n/a MPO437380  

312886 (2011 UK252)          Discovered 2000-May-27 by LINEAR at Socorro
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11

[ show close-approach data ]
Alternate Designations
 2011 UK252 = 2000 KV5 = 2010 JG125 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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