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JPL Small-Body Database Browser
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(2015 QX8)
Classification: Apollo [NEO]          SPK-ID: 3726652
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.


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Orbital Elements at Epoch 2457257.5 (2015-Aug-23.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .411995488645528 0.0035073  
a 1.546561730116051 0.0085784 au
q .9093852743964157 0.00038004 au
i 7.021943097254498 0.047761 deg
node 155.3129416711999 0.014927 deg
peri 241.5923716437158 0.044049 deg
M 331.7341013834435 0.28732 deg
tp 2457312.658139891800
(2015-Oct-17.15813989)
0.10176 TDB
period 702.5048320741151
1.92
5.845
0.016
d
yr
n .5124519911658338 0.0042637 deg/d
Q 2.183738185835687 0.012113 au
  Orbit Determination Parameters
   # obs. used (total)      23  
   data-arc span      14 days  
   first obs. used      2015-08-21  
   last obs. used      2015-09-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      9  
   norm. resid. RMS      .41396  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:32:16  

Additional Information
 Earth MOID = .0258976 au 
 Jupiter MOID = 3.26405 au 
 T_jup = 4.351 
[ 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 24.4   n/a MPO349357  

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