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JPL Small-Body Database Browser
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487645 (2015 OA64)
Classification: Main-belt Asteroid          SPK-ID: 2487645
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1802275312853465 8.4922e-08  
a 2.688884249916752 1.6968e-07 au
q 2.204273279642205 2.2662e-07 au
i 15.72607594607963 8.1081e-06 deg
node 84.44799445139462 3.3559e-05 deg
peri 339.3751039750097 0.00015596 deg
M 240.4297727016317 0.00016276 deg
tp 2459135.405596596430
(2020-Oct-12.90559660)
0.0007779 TDB
period 1610.484642587467
4.41
0.00015244
4.174e-07
d
yr
n .2235351958535972 2.1159e-08 deg/d
Q 3.173495220191299 2.0026e-07 au
  Orbit Determination Parameters
   # obs. used (total)      52  
   data-arc span      2810 days (7.69 yr)  
   first obs. used      2011-10-25  
   last obs. used      2019-07-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      1  
   norm. resid. RMS      .62699  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 08:19:33  

Additional Information
 Earth MOID = 1.22445 au 
 Jupiter MOID = 2.14398 au 
 T_jup = 3.296 
[ 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 MPO409261  

487645 (2015 OA64)          Discovered 2011-Oct-25 by Pan-STARRS 1 at Haleakala
Reference: Last Updated: 2017-03-14

Alternate Designations
 2015 OA64 = 2011 WO143 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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