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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1180627691679205 5.8304e-08  
a 2.378837135869235 2.2227e-08 au
q 2.097985036209028 1.3525e-07 au
i 6.761986972301417 6.8203e-06 deg
node 137.9164912554837 3.8919e-05 deg
peri 206.1756096466016 4.4086e-05 deg
M 182.6691297202313 2.0841e-05 deg
tp 2459660.626756330711
(2022-Mar-22.12675633)
8.1157e-05 TDB
period 1340.125562481766
3.67
1.8783e-05
5.143e-08
d
yr
n .2686315447437025 3.765e-09 deg/d
Q 2.659689235529441 2.4851e-08 au
  Orbit Determination Parameters
   # obs. used (total)      125  
   data-arc span      4004 days (10.96 yr)  
   first obs. used      2009-02-14  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58561  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 15:26:57  

Additional Information
 Earth MOID = 1.09195 au 
 Jupiter MOID = 2.70832 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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