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(2019 UB8)
Classification: Apollo [NEO]          SPK-ID: 3883103
[ 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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4482318410897871 0.0002005  
a 1.533341852573096 0.00048728 au
q .846049210974232 3.8585e-05 au
i .2057237355366963 0.00065798 deg
node 54.74228206457806 0.073304 deg
peri 39.31428748090983 0.074762 deg
M 192.9406989271548 0.089021 deg
tp 2459522.328922404641
(2021-Nov-03.82892240)		 0.3249 TDB
period 693.5166813319265
1.90		 0.33059
0.0009051		 d
yr
n .5190934979510595 0.00024744 deg/d
Q 2.220634494171959 0.00070569 au
   Orbit Determination Parameters
   # obs. used (total)      56  
   data-arc span      3 days  
   first obs. used      2019-10-25  
   last obs. used      2019-10-28  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      7  
   norm. resid. RMS      .35519  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 22:00:39  

Additional Information
 Earth MOID = .00113147 au 
 Jupiter MOID = 2.98837 au 
 T_jup = 4.364 
[ 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 29.0   .38457 MPO502127 autocmod 2.8

[ show close-approach data ]
Alternate Designations
 2019 UB8 = 2019 US8 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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