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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1859506659373369 0.00043849  
a 1.156405033953184 0.00054739 au
q .9413707477963008 6.1491e-05 au
i 6.861374890949845 0.014352 deg
node 46.82495668335633 0.0048178 deg
peri 49.89347300638576 0.016845 deg
M 356.748956376507 0.022007 deg
tp 2459204.601886917906
(2020-Dec-21.10188692)
0.024855 TDB
period 454.2170027419317
1.24
0.32251
0.000883
d
yr
n .7925727082579908 0.00056275 deg/d
Q 1.371439320110067 0.00064917 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.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      7  
   norm. resid. RMS      .33741  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 23:13:24  

Additional Information
 Earth MOID = .00455118 au 
 Jupiter MOID = 3.75523 au 
 T_jup = 5.419 
[ 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 25.0   .71082 E2020V16 autocmod 2.8

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