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JPL Small-Body Database Browser
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(2019 UC)
Classification: Apollo [NEO]          SPK-ID: 3879220
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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .408446490235171 1.7829e-05  
a 1.49390564256335 3.927e-05 au
q .8837251261158318 3.4074e-06 au
i 2.690180517832406 0.0001169 deg
node 205.8728676527166 3.6359e-05 deg
peri 241.0305948192818 4.5914e-05 deg
M 94.43461209528817 0.0035231 deg
tp 2458825.550833289940
(2019-Dec-08.05083329)
0.00037186 TDB
period 666.9344916890293
1.83
0.026297
7.2e-05
d
yr
n .5397831488491328 2.1284e-05 deg/d
Q 2.104086159010868 5.531e-05 au
  Orbit Determination Parameters
   # obs. used (total)      118  
   data-arc span      59 days  
   first obs. used      2019-08-31  
   last obs. used      2019-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      5  
   norm. resid. RMS      .46907  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 07:20:13  

Additional Information
 Earth MOID = .00747294 au 
 Jupiter MOID = 3.13457 au 
 T_jup = 4.460 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458755.5 (2019-Sep-29.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4079138918085001 1.7878e-05  
q .8837839988416789 3.4104e-06 au
tp 2458825.622528208385
(2019-Dec-08.12252821)
0.00038074 TDB
node 206.3466914377673 3.4382e-05 deg
peri 240.6142155810886 4.411e-05 deg
i 2.823294201412663 0.00010545 deg
  Orbit Determination Parameters
   # obs. used (total)      118  
   data-arc span      59 days  
   first obs. used      2019-08-31  
   last obs. used      2019-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      5  
   norm. resid. RMS      .46907  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 07:20:13  

Additional Information
 Jupiter MOID = 3.13457 au 
 T_jup = 4.460 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.196104455653875E-10 -6.092217722370603E-11 -6.797121676891691E-9 -5.190577520234662E-10 4.259586022904189E-10 1.879142369625695E-9
q -6.092217722370603E-11 1.163101784924191E-11 1.29299128361656E-9 9.8870336943736E-11 -8.540820126888214E-11 -3.582902610843699E-10
tp -6.797121676891691E-9 1.29299128361656E-9 1.449633754445535E-7 1.102582258356153E-8 -8.400860046770771E-9 -3.993987046285346E-8
node -5.190577520234662E-10 9.8870336943736E-11 1.102582258356153E-8 1.182102604830997E-9 -1.03600030017513E-9 -3.009604969913767E-9
peri 4.259586022904189E-10 -8.540820126888214E-11 -8.400860046770771E-9 -1.03600030017513E-9 1.945692666251823E-9 2.494296139438349E-9
i 1.879142369625695E-9 -3.582902610843699E-10 -3.993987046285346E-8 -3.009604969913767E-9 2.494296139438349E-9 1.112060844531408E-8

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 24.1   .47527 E2019X49 autocmod 2.8

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