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JPL Small-Body Database Browser
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233813 (2008 UM167)
Classification: Main-belt Asteroid          SPK-ID: 2233813
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09576743357841125 6.556e-08  
a 2.816370755012425 3.5133e-08 au
q 2.546654155799593 1.8811e-07 au
i 2.886743230802222 8.8448e-06 deg
node 177.0751516638704 0.00011135 deg
peri 140.606291090763 0.00011952 deg
M 238.6446823845392 3.9515e-05 deg
tp 2459582.455097078995
(2022-Jan-02.95509708)
0.00018786 TDB
period 1726.367159388053
4.73
3.2303e-05
8.844e-08
d
yr
n .2085303801351328 3.902e-09 deg/d
Q 3.086087354225257 3.8497e-08 au
  Orbit Determination Parameters
   # obs. used (total)      158  
   data-arc span      5184 days (14.19 yr)  
   first obs. used      2003-09-16  
   last obs. used      2017-11-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58328  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Dec-07 17:52:27  

Additional Information
 Earth MOID = 1.53421 au 
 Jupiter MOID = 2.16034 au 
 T_jup = 3.310 
[ 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 16.4   n/a MPO427344  

233813 (2008 UM167)          Discovered 2008-Oct-24 by Spacewatch at Kitt Peak
Reference: 20100228/Numbers.arcLast Updated: 2010-03-03

Alternate Designations
 2008 UM167 = 2006 GR33 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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