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JPL Small-Body Database Browser
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(2014 QC391)
Classification: Apollo [NEO]          SPK-ID: 3685633
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 2456902.5 (2014-Sep-02.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4022658082742637 0.000902  
a 1.580490858289193 0.0022309 au
q .944713425709406 9.2114e-05 au
i 2.087116820792359 0.003688 deg
node 345.3192501336997 0.0014943 deg
peri 36.67571847169341 0.0036259 deg
M 342.3612290021102 0.044891 deg
tp 2456938.059220343679
(2014-Oct-07.55922034)
0.015211 TDB
period 725.7489382483575
1.99
1.5366
0.004207
d
yr
n .4960393064699254 0.0010503 deg/d
Q 2.21626829086898 0.0031283 au
  Orbit Determination Parameters
   # obs. used (total)      18  
   data-arc span      6 days  
   first obs. used      2014-08-29  
   last obs. used      2014-09-04  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      8  
   norm. resid. RMS      .74294  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 10:59:38  

Additional Information
 Earth MOID = .00123546 au 
 Jupiter MOID = 3.24532 au 
 T_jup = 4.301 
[ 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 27.4   n/a MPO305419  

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