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(2017 QK42)
Classification: Main-belt Asteroid          SPK-ID: 3824577
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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01795501484591763 9.7817e-08  
a 2.751518103610215 4.6517e-08 au
q 2.702114555211082 2.5676e-07 au
i 4.441798071252162 1.061e-05 deg
node 174.4455571076964 9.5781e-05 deg
peri 7.921161047124134 0.00024147 deg
M 352.74345689647 0.00022024 deg
tp 2459034.103480907723
(2020-Jul-03.60348091)
0.0010198 TDB
period 1667.082101516841
4.56
4.2275e-05
1.157e-07
d
yr
n .2159461730603694 5.4761e-09 deg/d
Q 2.800921652009347 4.7352e-08 au
  Orbit Determination Parameters
   # obs. used (total)      84  
   data-arc span      5605 days (15.35 yr)  
   first obs. used      2004-10-23  
   last obs. used      2020-02-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .68011  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-19 23:59:03  

Additional Information
 Earth MOID = 1.70315 au 
 Jupiter MOID = 2.15449 au 
 T_jup = 3.341 
[ 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 16.9   n/a E2018L12  

Alternate Designations
 2017 QK42 = 2009 WX24 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters ]
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