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139462 (2001 OD84)
Classification: Main-belt Asteroid          SPK-ID: 2139462
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2372276210779373 7.6915e-08  
a 2.78262917012775 3.0406e-08 au
q 2.122512671756269 2.2177e-07 au
i 19.56950218945858 1.4643e-05 deg
node 352.4323884262898 2.0291e-05 deg
peri 287.5956949434291 3.5316e-05 deg
M 55.35139864568652 3.0129e-05 deg
tp 2457139.820112038430
(2015-Apr-27.32011204)
0.00014025 JED
period 1695.436103916378
4.64
2.779e-05
7.608e-08
d
yr
n .2123347492532552 3.4804e-09 deg/d
Q 3.442745668499231 3.762e-08 au
  Orbit Determination Parameters
   # obs. used (total)      285  
   data-arc span      5751 days (15.75 yr)  
   first obs. used      2000-03-05  
   last obs. used      2015-12-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .6884  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 17:46:52  

Additional Information
 Earth MOID = 1.195 au 
 Jupiter MOID = 2.18125 au 
 T_jup = 3.209 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.3 mag n/a MPO254098  

139462 (2001 OD84)          Discovered 2001-Jul-22 by McNaught, R. H. at Siding Spring
Reference: 20061205/Numbers.arcLast Updated: 2006-12-13
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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