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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2370234671702178 7.8215e-08  
a 2.782042882151683 7.1695e-08 AU
q 2.122633432407866 2.3866e-07 AU
i 19.56899140034325 1.5607e-05 deg
node 352.4355395307867 2.1026e-05 deg
peri 287.6165519044679 5.8701e-05 deg
M 330.3956932117729 6.9686e-05 deg
tp 2457139.878745755642
(2015-Apr-27.37874576)
0.00033286 JED
period 1694.900300519284
4.64
6.5518e-05
1.794e-07
d
yr
n .2124018739566587 8.2106e-09 deg/d
Q 3.441452331895501 8.8688e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      257  
   data-arc span      5195 days (14.22 yr)  
   first obs. used      2000-03-05  
   last obs. used      2014-05-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .6509  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-16 16:51:43  

Additional Information
 Earth MOID = 1.19765 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 (413)
Reference: 20061205/Numbers.arcLast Updated: 2006-12-13
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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