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487221 (2014 OT388)
Classification: Main-belt Asteroid          SPK-ID: 2487221
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1353564211749692 1.2027e-07  
a 2.551200274122318 3.6265e-08 au
q 2.205878935316521 3.0303e-07 au
i 1.677788148605366 5.2888e-06 deg
node 228.6837024378247 0.00068861 deg
peri 28.09476128043742 0.00069304 deg
M 198.4390408165181 0.00010091 deg
tp 2459668.458034876506
(2022-Mar-29.95803488)
0.00041927 TDB
period 1488.384902954495
4.07
3.1735e-05
8.689e-08
d
yr
n .2418729182789933 5.1572e-09 deg/d
Q 2.896521612928116 4.1173e-08 au
  Orbit Determination Parameters
   # obs. used (total)      71  
   data-arc span      5366 days (14.69 yr)  
   first obs. used      2005-03-11  
   last obs. used      2019-11-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63708  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 23:58:51  

Additional Information
 Earth MOID = 1.19107 au 
 Jupiter MOID = 2.14925 au 
 T_jup = 3.427 
[ 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 17.7   n/a MPO456348  

487221 (2014 OT388)          Discovered 2009-Feb-20 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2017-03-14
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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