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(2012 QA)
Classification: Main-belt Asteroid          SPK-ID: 3607658
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2050310777580185 1.104e-07  
a 2.688994622383945 4.7038e-08 au
q 2.137667156871049 3.1066e-07 au
i 12.76122602963082 1.7671e-05 deg
node 209.1052417982652 5.6644e-05 deg
peri 131.7850780267909 7.9832e-05 deg
M 3.543297651467107 5.8316e-05 deg
tp 2459380.647839420050
(2021-Jun-15.14783942)
0.00026058 TDB
period 1610.583803598653
4.41
4.2261e-05
1.157e-07
d
yr
n .2235214331571098 5.8651e-09 deg/d
Q 3.240322087896841 5.6683e-08 au
  Orbit Determination Parameters
   # obs. used (total)      53  
   data-arc span      7555 days (20.68 yr)  
   first obs. used      1999-10-15  
   last obs. used      2020-06-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52382  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 06:33:57  

Additional Information
 Earth MOID = 1.1533 au 
 Jupiter MOID = 2.31306 au 
 T_jup = 3.308 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.6   n/a E2020M67  

Alternate Designations
 2012 QA = 1999 TG263 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters ]
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