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487142 (2014 OK208)
Classification: Main-belt Asteroid          SPK-ID: 2487142
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08012700637224396 5.9793e-08  
a 2.539294377488495 3.4391e-08 au
q 2.335828320722471 1.6e-07 au
i 3.137210926973372 5.7984e-06 deg
node 274.9108906747962 0.00012158 deg
peri 271.645033464906 0.00012688 deg
M 267.5643867524329 3.9384e-05 deg
tp 2459379.993926283402
(2021-Jun-14.49392628)
0.00016476 TDB
period 1477.978115384231
4.05
3.0026e-05
8.221e-08
d
yr
n .2435760017369476 4.9483e-09 deg/d
Q 2.742760434254519 3.7147e-08 au
  Orbit Determination Parameters
   # obs. used (total)      123  
   data-arc span      4478 days (12.26 yr)  
   first obs. used      2007-10-16  
   last obs. used      2020-01-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60005  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 15:26:57  

Additional Information
 Earth MOID = 1.33943 au 
 Jupiter MOID = 2.23091 au 
 T_jup = 3.440 
[ 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 17.3   n/a MPO456348  

487142 (2014 OK208)          Discovered 2009-Feb-20 by Spacewatch at Kitt Peak
Reference: Last Updated: 2017-03-14

Alternate Designations
 2014 OK208 = 2011 US235 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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