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JPL Small-Body Database Browser
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(2020 WT1)
Classification: Apollo [NEO]          SPK-ID: 54091637
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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5099681440287959 0.00042452  
a 1.421148471072079 0.00099379 au
q .6964080228900899 0.00011644 au
i 18.79313984367163 0.014204 deg
node 57.72122791769033 0.00048867 deg
peri 83.63840398757978 0.0076647 deg
M 99.0646484453807 0.093113 deg
tp 2459226.216014209617
(2021-Jan-11.71601421)
0.018562 TDB
period 618.8104015564826
1.69
0.64909
0.001777
d
yr
n .5817613910407752 0.00061022 deg/d
Q 2.145888919254067 0.0015006 au
  Orbit Determination Parameters
   # obs. used (total)      56  
   data-arc span      2 days  
   first obs. used      2020-11-19  
   last obs. used      2020-11-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      7  
   norm. resid. RMS      .36196  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 23:18:33  

Additional Information
 Earth MOID = .00419526 au 
 Jupiter MOID = 3.05825 au 
 T_jup = 4.513 
[ hide covariance matrix ]
Orbital Elements at Epoch 2459173.5 (2020-Nov-20.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5097437827149394 0.00042471  
q .6957703656593839 0.00011524 au
tp 2459226.270249994848
(2021-Jan-11.77024999)
0.01871 TDB
node 57.72888118567838 0.00049955 deg
peri 83.74400324848837 0.0079619 deg
i 18.82433263337996 0.014163 deg
  Orbit Determination Parameters
   # obs. used (total)      56  
   data-arc span      2 days  
   first obs. used      2020-11-19  
   last obs. used      2020-11-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      7  
   norm. resid. RMS      .36196  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 23:18:33  

Additional Information
 Jupiter MOID = 3.05825 au 
 T_jup = 4.513 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.80382531246244E-7 -4.889965179877184E-8 -7.945703493251496E-6 -2.121024038196018E-7 -3.362768797402304E-6 6.014147273453251E-6
q -4.889965179877184E-8 1.327926767612937E-8 2.152653704822706E-6 5.755390097141617E-8 9.075795174683014E-7 -1.631694185875732E-6
tp -7.945703493251496E-6 2.152653704822706E-6 .0003500789806309065 9.339731727317842E-6 .0001483599932063168 -.0002648413713254107
node -2.121024038196018E-7 5.755390097141617E-8 9.339731727317842E-6 2.495498347245691E-7 3.944442812314297E-6 -7.075188915665914E-6
peri -3.362768797402304E-6 9.075795174683014E-7 .0001483599932063168 3.944442812314297E-6 6.339201695101414E-5 -.0001118867220693138
i 6.014147273453251E-6 -1.631694185875732E-6 -.0002648413713254107 -7.075188915665914E-6 -.0001118867220693138 .0002006022454793118

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 26.5   .62442 E2021-CC3 autocmod 2.8

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