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487157 (2014 OL238)
Classification: Main-belt Asteroid          SPK-ID: 2487157
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01787536791141354 7.6568e-08  
a 3.0646973063655 8.1619e-08 au
q 3.009914714477099 2.5264e-07 au
i 2.685745658049115 7.7245e-06 deg
node 81.72202460564083 0.00020425 deg
peri 60.10051899255583 0.00032651 deg
M 192.549839862104 0.00026022 deg
tp 2459912.013013243547
(2022-Nov-28.51301324)
0.0014263 TDB
period 1959.655843251796
5.37
7.8284e-05
2.143e-07
d
yr
n .1837057263088739 7.3386e-09 deg/d
Q 3.119479898253902 8.3078e-08 au
  Orbit Determination Parameters
   # obs. used (total)      71  
   data-arc span      4493 days (12.30 yr)  
   first obs. used      2005-12-25  
   last obs. used      2018-04-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49702  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 16:03:56  

Additional Information
 Earth MOID = 2.02303 au 
 Jupiter MOID = 1.85473 au 
 T_jup = 3.231 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.7   n/a MPO440944  

487157 (2014 OL238)          Discovered 2014-Jul-29 by Pan-STARRS 1 at Haleakala
Reference: Last Updated: 2017-03-14

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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