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JPL Small-Body Database Browser
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(2019 UE8)
Classification: Apollo [NEO]          SPK-ID: 3883105
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 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .431809335396079 0.00031225  
a 1.723221256002164 0.00094316 au
q .9791182307074728 2.1833e-06 au
i .3821498936395833 0.00027261 deg
node .9791107833495044 0.0049187 deg
peri 75.55870030302336 0.0048533 deg
M 77.57546287874021 0.062672 deg
tp 2458822.454145518178
(2019-Dec-04.95414552)
0.0023319 TDB
period 826.2471822262467
2.26
0.67833
0.001857
d
yr
n .4357049654680979 0.00035771 deg/d
Q 2.467324281296854 0.0013504 au
  Orbit Determination Parameters
   # obs. used (total)      42  
   data-arc span      35 days  
   first obs. used      2019-10-19  
   last obs. used      2019-11-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .39139  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-03 19:59:05  

Additional Information
 Earth MOID = .0058835 au 
 Jupiter MOID = 2.82146 au 
 T_jup = 4.058 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458783.5 (2019-Oct-27.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .433763679015391 0.00030986  
q .9796024358222365 2.8046e-06 au
tp 2458822.292879117680
(2019-Dec-04.79287912)
0.0019766 TDB
node 3.032951488378286 0.00085283 deg
peri 73.29896740929232 0.00074193 deg
i .3926600734803335 0.00025787 deg
  Orbit Determination Parameters
   # obs. used (total)      42  
   data-arc span      35 days  
   first obs. used      2019-10-19  
   last obs. used      2019-11-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .39139  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-03 19:59:05  

Additional Information
 Jupiter MOID = 2.82146 au 
 T_jup = 4.058 
Orbit Covariance (6×6)
  e q tp node peri i
e 9.60149371972056E-8 -8.681236931794744E-10 -6.123962311060923E-7 1.333533643018392E-7 1.76934674761829E-8 7.987163579761161E-8
q -8.681236931794744E-10 7.865900417923646E-12 5.533873656834258E-9 -1.205128638346796E-9 -1.64795375705901E-10 -7.221428599450569E-10
tp -6.123962311060923E-7 5.533873656834258E-9 3.907103857799711E-6 -8.522756319301797E-7 -1.097616287918232E-7 -5.094396404497803E-7
node 1.333533643018392E-7 -1.205128638346796E-9 -8.522756319301797E-7 7.27321134789378E-7 -5.192613800507395E-7 1.160958146349938E-7
peri 1.76934674761829E-8 -1.64795375705901E-10 -1.097616287918232E-7 -5.192613800507395E-7 5.504569560618988E-7 9.546480944819093E-9
i 7.987163579761161E-8 -7.221428599450569E-10 -5.094396404497803E-7 1.160958146349938E-7 9.546480944819093E-9 6.649713861920029E-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 25.7   .41936 E2019-WC0 autocmod 2.8

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