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JPL Small-Body Database Browser
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487392 (2014 QA312)
Classification: Main-belt Asteroid          SPK-ID: 2487392
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1177837259429414 5.9813e-08  
a 2.379242983941679 3.015e-08 au
q 2.099006880369426 1.4305e-07 au
i 6.760951086620551 7.3331e-06 deg
node 137.9193852865569 4.6785e-05 deg
peri 206.1836243511272 5.4949e-05 deg
M 75.24132302485978 2.5143e-05 deg
tp 2458320.337150740608
(2018-Jul-20.83715074)
9.3759e-05 TDB
period 1340.468530837201
3.67
2.5479e-05
6.976e-08
d
yr
n .2685628134628113 5.1048e-09 deg/d
Q 2.659479087513932 3.3701e-08 au
  Orbit Determination Parameters
   # obs. used (total)      90  
   data-arc span      3504 days (9.59 yr)  
   first obs. used      2009-02-14  
   last obs. used      2018-09-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53013  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-03 13:23:57  

Additional Information
 Earth MOID = 1.09206 au 
 Jupiter MOID = 2.70569 au 
 T_jup = 3.521 
[ 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 17.7   n/a MPO413572  

487392 (2014 QA312)          Discovered 2011-Oct-26 by Pan-STARRS 1 at Haleakala
Reference: Last Updated: 2017-03-14

Alternate Designations
 2014 QA312 = 2011 WD100 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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