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JPL Small-Body Database Browser
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(2018 UK)
Classification: Apollo [NEO]          SPK-ID: 3831879
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 2458409.5 (2018-Oct-18.0) TDB
Reference: JPL 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6869784087007209 0.0032958  
a 2.394946874707077 0.022715 au
q .7496700817980445 0.000783 au
i 1.920219753645303 0.0067711 deg
node 193.7479748595881 0.0039923 deg
peri 120.9734358114842 0.0057387 deg
M 11.91975384639727 0.18728 deg
tp 2458364.676368470561
(2018-Sep-03.17636847)
0.066577 TDB
period 1353.76179395477
3.71
19.259
0.05273
d
yr
n .265925661078324 0.0037832 deg/d
Q 4.04022366761611 0.038319 au
  Orbit Determination Parameters
   # obs. used (total)      18  
   data-arc span      12 days  
   first obs. used      2018-10-17  
   last obs. used      2018-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      9  
   norm. resid. RMS      .37041  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jan-21 07:50:42  

Additional Information
 Earth MOID = .00461361 au 
 Jupiter MOID = 1.29841 au 
 T_jup = 3.158 
[ 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 25.7   .13347 MPO458818 autocmod 2.6n

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