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(2020 UB)
Classification: Apollo [NEO]          SPK-ID: 54073342
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459141.5 (2020-Oct-19.0) TDB
Reference: JPL 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6537786578355698 0.0015517  
a 2.774025004491487 0.012292 au
q .9604266602527323 4.8842e-05 au
i 6.844151015682392 0.011468 deg
node 204.9862717659068 0.00085238 deg
peri 207.2819967507743 0.00074424 deg
M 355.6283023624763 0.031163 deg
tp 2459161.993285958053
(2020-Nov-08.49328596)
0.0098732 TDB
period 1687.578500757906
4.62
11.217
0.03071
d
yr
n .2133234097485367 0.0014179 deg/d
Q 4.587623348730242 0.020328 au
  Orbit Determination Parameters
   # obs. used (total)      20  
   data-arc span      3 days  
   first obs. used      2020-10-16  
   last obs. used      2020-10-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      8  
   norm. resid. RMS      .61578  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-16 08:29:01  

Additional Information
 Earth MOID = .00479687 au 
 Jupiter MOID = .834391 au 
 T_jup = 2.973 
[ 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 27.9   .40812 3 autocmod 2.8

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