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268391 (2005 UO133)
Classification: Main-belt Asteroid          SPK-ID: 2268391
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1125548695799944 4.9118e-08  
a 2.320691876343638 1.4452e-08 au
q 2.059486704866427 1.1428e-07 au
i 6.866594379747405 5.5615e-06 deg
node 1.715490637972131 4.4995e-05 deg
peri 288.8532613459041 5.1566e-05 deg
M 165.0612773216207 2.3904e-05 deg
tp 2458608.437778097971
(2019-May-04.93777810)
8.552e-05 TDB
period 1291.292563242582
3.54
1.2062e-05
3.302e-08
d
yr
n .2787904230595111 2.6043e-09 deg/d
Q 2.581897047820849 1.6079e-08 au
  Orbit Determination Parameters
   # obs. used (total)      239  
   data-arc span      8132 days (22.26 yr)  
   first obs. used      1998-10-13  
   last obs. used      2021-01-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5196  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 14:18:30  

Additional Information
 Earth MOID = 1.05404 au 
 Jupiter MOID = 2.58872 au 
 T_jup = 3.560 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457314.5 (2015-Oct-19.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1127790314432759 4.9009e-08  
q 2.058626900760501 1.1407e-07 au
tp 2457318.505159829835
(2015-Oct-23.00515983)
8.6305e-05 TDB
node 1.764378212196114 4.4962e-05 deg
peri 289.0822765439358 5.1533e-05 deg
i 6.869787256814904 5.5634e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      239  
   data-arc span      8132 days (22.26 yr)  
   first obs. used      1998-10-13  
   last obs. used      2021-01-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5196  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 14:18:30  

Additional Information
 Jupiter MOID = 2.58872 au 
 T_jup = 3.560 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.401842046694278E-15 -5.554844132635798E-15 2.345210869042527E-13 6.462521736892578E-15 6.078412182280768E-14 8.571822623552668E-16
q -5.554844132635798E-15 1.301211016938593E-14 -6.995262498740573E-13 -1.347549672289793E-14 -1.871663615708195E-13 -1.947907920295774E-15
tp 2.345210869042527E-13 -6.995262498740573E-13 7.448632320166522E-9 -4.530845613313416E-11 2.199416879156974E-9 2.384009672006741E-12
node 6.462521736892578E-15 -1.347549672289793E-14 -4.530845613313416E-11 2.021613066929668E-9 -2.0192050914384E-9 -1.158823563051133E-11
peri 6.078412182280768E-14 -1.871663615708195E-13 2.199416879156974E-9 -2.0192050914384E-9 2.655666290791768E-9 1.218392855248635E-11
i 8.571822623552668E-16 -1.947907920295774E-15 2.384009672006741E-12 -1.158823563051133E-11 1.218392855248635E-11 3.095129490785186E-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 17.0   n/a MPO494451  

268391 (2005 UO133)          Discovered 2005-Oct-25 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20110319/Numbers.arcLast Updated: 2011-03-23

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