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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1805347826570027 8.5535e-08  
a 2.687592512841078 1.689e-07 au
q 2.202388582664727 2.2564e-07 au
i 15.72619323336099 8.1084e-06 deg
node 84.44715180279294 3.3568e-05 deg
peri 339.5396746755757 0.0001558 deg
M 329.745507580632 0.00017089 deg
tp 2459135.748024743827
(2020-Oct-13.24802474)
0.00077647 TDB
period 1609.324269363985
4.41
0.0001517
4.153e-07
d
yr
n .2236963717338794 2.1087e-08 deg/d
Q 3.17279644301743 1.9939e-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 = 1.22272 au 
 Jupiter MOID = 2.14433 au 
 T_jup = 3.297 
[ 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 17.1   n/a MPO477318  

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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