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(2016 JF18)
Classification: Apollo [NEO]          SPK-ID: 3753077
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ hide orbit diagram ]

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 2457517.5 (2016-May-09.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .559017589595988 0.001572  
a 1.053092741718857 0.0013923 au
q .4643953756221513 0.0010415 au
i 14.60509172291739 0.066974 deg
node 227.6507782266044 0.00018813 deg
peri 132.8632803567843 0.0026961 deg
M 290.9353252874135 0.2329 deg
tp 2457593.227187239583
(2016-Jul-23.72718724)
0.10519 TDB
period 394.7283834999607
1.08
0.78281
0.002143
d
yr
n .9120195431804712 0.0018087 deg/d
Q 1.641790107815563 0.0021706 au
  Orbit Determination Parameters
   # obs. used (total)      62  
   data-arc span      8 days  
   first obs. used      2016-05-07  
   last obs. used      2016-05-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      8  
   norm. resid. RMS      .7404  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 17:06:14  

Additional Information
 Earth MOID = .0513536 au 
 Jupiter MOID = 3.85724 au 
 T_jup = 5.663 
[ hide covariance matrix ]
Orbit Covariance (6×6)
  e q tp node peri i
e 2.471139969798921E-6 -1.637197976860998E-6 -.0001653561538027046 -2.953198800653207E-7 -3.918365710257966E-6 .0001052806655662899
q -1.637197976860998E-6 1.08471172006682E-6 .0001095506878179809 1.956553692137788E-7 2.59109163400095E-6 -6.975307435429954E-5
tp -.0001653561538027046 .0001095506878179809 .01106503812653141 1.976147736369935E-5 .0002626953800846402 -.007044653981836899
node -2.953198800653207E-7 1.956553692137788E-7 1.976147736369935E-5 3.539424795058769E-8 4.68608039288114E-7 -1.258117103435055E-5
peri -3.918365710257966E-6 2.59109163400095E-6 .0002626953800846402 4.68608039288114E-7 7.26885452536171E-6 -.00016655433432881
i .0001052806655662899 -6.975307435429954E-5 -.007044653981836899 -1.258117103435055E-5 -.00016655433432881 .004485562878310951

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 23.8   n/a MPO378539  

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