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JPL Small-Body Database Browser
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108855 (2001 OU94)
Classification: Main-belt Asteroid          SPK-ID: 2108855
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1398821943922877 4.6985e-08  
a 2.472841391041171 1.2852e-08 au
q 2.126934910878255 1.1298e-07 au
i 6.249395496968476 4.2569e-06 deg
node 304.6053448964493 4.3939e-05 deg
peri 25.2289862521648 4.6698e-05 deg
M 286.3755932118345 1.9073e-05 deg
tp 2459290.977251653377
(2021-Mar-17.47725165)
7.6564e-05 TDB
period 1420.341638827639
3.89
1.1073e-05
3.032e-08
d
yr
n .2534601466004663 1.9759e-09 deg/d
Q 2.818747871204087 1.4649e-08 au
  Orbit Determination Parameters
   # obs. used (total)      715  
   data-arc span      6784 days (18.57 yr)  
   first obs. used      2001-06-27  
   last obs. used      2020-01-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56158  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 03:15:05  

Additional Information
 Earth MOID = 1.11743 au 
 Jupiter MOID = 2.50684 au 
 T_jup = 3.461 
[ 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 15.6   n/a MPO432612  

108855 (2001 OU94)          Discovered 2001-Jul-27 by LONEOS at Anderson Mesa
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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