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(2020 PW2)
Classification: Apollo [NEO]          SPK-ID: 54051048
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 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3654296933792919 0.0001005  
a 1.484215346507779 0.00021689 au
q .9418389875246018 1.154e-05 au
i 13.07546633824986 0.0025008 deg
node 321.6550046021891 7.1099e-06 deg
peri 316.9713176617462 0.00087041 deg
M 87.54609147437881 0.020502 deg
tp 2459039.887972522630
(2020-Jul-09.38797252)
0.0024086 TDB
period 660.4558686526262
1.81
0.14477
0.0003964
d
yr
n .5450780545480258 0.00011948 deg/d
Q 2.026591705490956 0.00029614 au
  Orbit Determination Parameters
   # obs. used (total)      39  
   data-arc span      4 days  
   first obs. used      2020-08-14  
   last obs. used      2020-08-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      6  
   norm. resid. RMS      .40076  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 22:46:16  

Additional Information
 Earth MOID = .000388233 au 
 Jupiter MOID = 3.17593 au 
 T_jup = 4.474 
[ hide covariance matrix ]
Orbital Elements at Epoch 2459079.5 (2020-Aug-18.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3658435056878989 0.00010037  
q .94172444462114 1.1475e-05 au
tp 2459039.902196339701
(2020-Jul-09.40219634)
0.002405 TDB
node 321.6652424205022 7.9089e-06 deg
peri 316.9618271034628 0.00088019 deg
i 13.08604682848263 0.0024956 deg
  Orbit Determination Parameters
   # obs. used (total)      39  
   data-arc span      4 days  
   first obs. used      2020-08-14  
   last obs. used      2020-08-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      6  
   norm. resid. RMS      .40076  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 22:46:16  

Additional Information
 Jupiter MOID = 3.17593 au 
 T_jup = 4.474 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.007399019916276E-8 -1.151151617549542E-9 2.412972007817771E-7 -4.316779203269483E-10 8.776855136230514E-8 2.504825654941952E-7
q -1.151151617549542E-9 1.316642925393454E-10 -2.754950561596753E-8 4.727867943080359E-11 -9.994189669801198E-9 -2.862431231235838E-8
tp 2.412972007817771E-7 -2.754950561596753E-8 5.784175869079521E-6 -1.071856844155832E-8 2.108997305452911E-6 5.999345513993497E-6
node -4.316779203269483E-10 4.727867943080359E-11 -1.071856844155832E-8 6.25512476594835E-11 -4.343946759807916E-9 -1.070270675169342E-8
peri 8.776855136230514E-8 -9.994189669801198E-9 2.108997305452911E-6 -4.343946759807916E-9 7.747271448142661E-7 2.181797210593387E-6
i 2.504825654941952E-7 -2.862431231235838E-8 5.999345513993497E-6 -1.070270675169342E-8 2.181797210593387E-6 6.228147475594145E-6

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 28.8   .43759 E2020Q66 autocmod 2.8

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