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JPL Small-Body Database Browser
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(2016 QL44)
Classification: Apollo [NEO]          SPK-ID: 3758250
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 2457634.5 (2016-Sep-03.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .562873560697462 0.00093665  
a 1.844728137828569 0.0034875 au
q .806379442370204 0.0002034 au
i 5.997478638577835 0.008429 deg
node 169.9494289741121 0.00066245 deg
peri 248.3043650953792 0.00091637 deg
M 337.1038575659388 0.073846 deg
tp 2457692.704532114990
(2016-Oct-31.20453211)
0.02267 TDB
period 915.1599061606527
2.51
2.5952
0.007105
d
yr
n .3933738766051268 0.0011155 deg/d
Q 2.883076833286934 0.0054505 au
  Orbit Determination Parameters
   # obs. used (total)      52  
   data-arc span      15 days  
   first obs. used      2016-08-29  
   last obs. used      2016-09-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      8  
   norm. resid. RMS      .58726  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:24:20  

Additional Information
 Earth MOID = .0090895 au 
 Jupiter MOID = 2.51295 au 
 T_jup = 3.800 
[ 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 25.1   n/a E2016S05  

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