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357698 (2005 OP31)
Classification: Main-belt Asteroid          SPK-ID: 2357698
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 .09086304051347598 1.1526e-07  
a 2.806865870242694 2.8732e-08 au
q 2.551825502958939 3.3248e-07 au
i 2.740962285126729 7.0506e-06 deg
node 254.5464138255469 0.00022451 deg
peri 59.96559713948756 0.00022819 deg
M 56.85980480933603 3.7861e-05 deg
tp 2458729.210003288617
(2019-Sep-02.71000329)
0.00018147 TDB
period 1717.635140387643
4.70
2.6373e-05
7.221e-08
d
yr
n .2095904954056505 3.2181e-09 deg/d
Q 3.061906237526449 3.1342e-08 au
  Orbit Determination Parameters
   # obs. used (total)      88  
   data-arc span      5172 days (14.16 yr)  
   first obs. used      2005-07-28  
   last obs. used      2019-09-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53416  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 11:09:40  

Additional Information
 Earth MOID = 1.53928 au 
 Jupiter MOID = 2.15759 au 
 T_jup = 3.315 
[ 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 16.9   n/a MPO446592  

357698 (2005 OP31)          Discovered 2005-Jul-28 by NEAT at Palomar
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29

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