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(2020 UW2)
Classification: Apollo [NEO]          SPK-ID: 54075592
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ hide orbit diagram ]

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 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .186894467169632 0.00043479  
a 1.158779321642031 0.00053911 au
q .9422098777565564 6.5494e-05 au
i 6.85422977367147 0.014374 deg
node 46.88326720456504 0.00452 deg
peri 49.41828246528474 0.01372 deg
M 199.0053846995228 0.13004 deg
tp 2459204.255050157279
(2020-Dec-20.75505016)
0.022394 TDB
period 455.6165926401831
1.25
0.31796
0.0008705
d
yr
n .7901380367073353 0.00055141 deg/d
Q 1.375348765527507 0.00063987 au
  Orbit Determination Parameters
   # obs. used (total)      23  
   data-arc span      19 days  
   first obs. used      2020-10-17  
   last obs. used      2020-11-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .33741  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-05 06:30:20  

Additional Information
 Earth MOID = .00523055 au 
 Jupiter MOID = 3.75388 au 
 T_jup = 5.411 
[ 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 25.121   .71082 3 autocmod 2.8

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