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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2051651067527165 1.1034e-07  
a 2.689055244124667 4.5567e-08 au
q 2.137354937899878 3.1049e-07 au
i 12.75950103107826 1.7672e-05 deg
node 209.138792758876 5.6654e-05 deg
peri 131.8463419320388 7.9869e-05 deg
M 319.6755263241362 5.7493e-05 deg
tp 2459380.911501259186
(2021-Jun-15.41150126)
0.00026067 TDB
period 1610.63826834724
4.41
4.094e-05
1.121e-07
d
yr
n .2235138746389125 5.6813e-09 deg/d
Q 3.240755550349457 5.4916e-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 = 1.15206 au 
 Jupiter MOID = 2.31228 au 
 T_jup = 3.307 
[ 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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