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249241 (2008 OU22)
Classification: Jupiter Trojan          SPK-ID: 2249241
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03540023475479604 5.4172e-08  
a 5.159670468408271 2.0194e-07 au
q 4.977016922569231 3.5525e-07 au
i 3.360243547529532 7.3797e-06 deg
node 155.2977034218903 9.0461e-05 deg
peri 288.9030381063735 0.00016382 deg
M 253.6766913004118 0.00014428 deg
tp 2460264.821017274023
(2023-Nov-16.32101727)
0.0017635 TDB
period 4280.863451161687
11.72
0.00025132
6.881e-07
d
yr
n .08409518409243064 4.9371e-09 deg/d
Q 5.342324014247313 2.0909e-07 au
  Orbit Determination Parameters
   # obs. used (total)      317  
   data-arc span      6494 days (17.78 yr)  
   first obs. used      2002-01-13  
   last obs. used      2019-10-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57368  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 02:44:31  

Additional Information
 Earth MOID = 3.99501 au 
 Jupiter MOID = .151385 au 
 T_jup = 2.995 
[ 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 13.3   n/a MPO494359  

249241 (2008 OU22)          Discovered 2008-Jul-29 by Spacewatch at Kitt Peak
Reference: 20100824/Numbers.arcLast Updated: 2010-08-27
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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