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392510 (2011 PR12)
Classification: Main-belt Asteroid          SPK-ID: 2392510
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1375856728370823 6.576e-08  
a 2.445815583182096 2.1989e-08 au
q 2.109306400534567 1.4945e-07 au
i 6.724813405446944 4.9051e-06 deg
node 69.83532383958378 5.4124e-05 deg
peri 252.4346000572951 5.9634e-05 deg
M 106.6037797604318 2.6794e-05 deg
tp 2458586.782310067209
(2019-Apr-13.28231007)
0.00010069 TDB
period 1397.120896749724
3.83
1.8841e-05
5.158e-08
d
yr
n .2576727617756685 3.4749e-09 deg/d
Q 2.782324765829626 2.5014e-08 au
  Orbit Determination Parameters
   # obs. used (total)      260  
   data-arc span      7500 days (20.53 yr)  
   first obs. used      1999-05-17  
   last obs. used      2019-11-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53317  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-05 00:34:22  

Additional Information
 Earth MOID = 1.10837 au 
 Jupiter MOID = 2.51609 au 
 T_jup = 3.476 
[ 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 16.8   n/a MPO450378  

392510 (2011 PR12)          Discovered 2011-Jul-03 by CSS at Catalina
Reference: Last Updated: 2014-04-17

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