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JPL Small-Body Database Browser
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(2009 QH6)
Classification: Apollo [NEO]          SPK-ID: 3465951
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | 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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1874879086322573 2.5957e-07  
a 1.059966095105411 3.0228e-09 au
q .8612352687129967 2.7273e-07 au
i 14.29341620173301 1.751e-05 deg
node 323.793258693937 7.7207e-06 deg
peri 104.0999674672418 2.7733e-05 deg
M 237.6001769086288 1.4518e-05 deg
tp 2459532.023521157036
(2021-Nov-13.52352116)
1.5964e-05 TDB
period 398.5991677464482
1.09
1.7051e-06
4.668e-09
d
yr
n .9031629494745924 3.8635e-09 deg/d
Q 1.258696921497825 3.5896e-09 au
  Orbit Determination Parameters
   # obs. used (total)      142  
   data-arc span      4388 days (12.01 yr)  
   first obs. used      2009-08-19  
   last obs. used      2021-08-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4932  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-26 05:53:12  

Additional Information
 Earth MOID = .00718543 au 
 Jupiter MOID = 3.94665 au 
 T_jup = 5.768 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 22.51   n/a E2021Q56  

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