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(2019 UL8)
Classification: Apollo [NEO]          SPK-ID: 3883108
[ 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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4847201255441647 7.8084e-06  
a 1.494854280019473 1.5678e-05 au
q .7702683257382021 3.697e-06 au
i .7892919087515917 2.8034e-05 deg
node 216.2806946540838 8.1052e-05 deg
peri 256.7820509561802 0.00023891 deg
M 86.64291649332768 0.0012656 deg
tp 2458839.832780584823
(2019-Dec-22.33278058)		 0.00018552 TDB
period 667.5698525674394
1.83		 0.010503
2.876e-05		 d
yr
n .5392694092093261 8.484e-06 deg/d
Q 2.219440234300744 2.3278e-05 au
   Orbit Determination Parameters
   # obs. used (total)      54  
   # delay obs. used      1  
   # Doppler obs. used      1  
   data-arc span      8 days  
   first obs. used      2019-10-25  
   last obs. used      2019-11-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      4  
   norm. resid. RMS      .34819  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-16 09:56:30  

Additional Information
 Earth MOID = .00122344 au 
 Jupiter MOID = 2.91219 au 
 T_jup = 4.418 
[ 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 26.3   .26317 E2019X95 autocmod 2.8

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