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212490 (2006 QL117)
Classification: Outer Main-belt Asteroid          SPK-ID: 2212490
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .255084450850574 5.2835e-08  
a 3.969444949843818 6.9108e-08 au
q 2.956901264631323 2.2123e-07 au
i 1.732936869404445 5.2418e-06 deg
node 271.9538421499112 0.00020602 deg
peri 106.4821729007065 0.00020643 deg
M 250.2357540371441 1.5405e-05 deg
tp 2459881.247662814633
(2022-Oct-28.74766281)		 0.00014326 TDB
period 2888.63787868195
7.91		 7.5437e-05
2.065e-07		 d
yr
n .1246262131563073 3.2546e-09 deg/d
Q 4.981988635056313 8.6736e-08 au
   Orbit Determination Parameters
   # obs. used (total)      266  
   data-arc span      7995 days (21.89 yr)  
   first obs. used      1998-08-24  
   last obs. used      2020-07-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5742  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 04:00:39  

Additional Information
 Earth MOID = 1.95974 au 
 Jupiter MOID = .548513 au 
 T_jup = 2.999 
[ 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 15.0   n/a MPO440126  

212490 (2006 QL117)          Discovered 2006-Aug-27 by LONEOS at Anderson Mesa
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10

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