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(2019 WT3)
Classification: Apollo [NEO]          SPK-ID: 3893632
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

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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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3668482363054552 6.2716e-07  
a 1.487296837689434 1.2976e-06 au
q .941684615920384 1.936e-07 au
i 15.06910150338719 1.9363e-05 deg
node 75.2999319006001 3.8612e-06 deg
peri 42.13087684748964 4.9897e-05 deg
M 76.36190674970643 9.7347e-05 deg
tp 2458859.969959293809
(2020-Jan-11.46995929)
3.597e-05 TDB
period 662.5137690714239
1.81
0.00086704
2.374e-06
d
yr
n .5433849329721467 7.1114e-07 deg/d
Q 2.032909059458484 1.7737e-06 au
  Orbit Determination Parameters
   # obs. used (total)      92  
   # delay obs. used      1  
   # Doppler obs. used      1  
   data-arc span      14 days  
   first obs. used      2019-11-27  
   last obs. used      2019-12-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      3  
   norm. resid. RMS      .25911  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-01 05:46:45  

Additional Information
 Earth MOID = .0221604 au 
 Jupiter MOID = 3.1349 au 
 T_jup = 4.459 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458818.5 (2019-Dec-01.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3674493575242658 6.2685e-07  
q .9419963041777143 1.9363e-07 au
tp 2458859.871695333234
(2020-Jan-11.37169533)
3.6002e-05 TDB
node 75.3166611871598 3.8698e-06 deg
peri 41.98115712883674 5.0034e-05 deg
i 15.08118986856554 1.9346e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      92  
   # delay obs. used      1  
   # Doppler obs. used      1  
   data-arc span      14 days  
   first obs. used      2019-11-27  
   last obs. used      2019-12-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      3  
   norm. resid. RMS      .25911  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-01 05:46:45  

Additional Information
 Jupiter MOID = 3.1349 au 
 T_jup = 4.459 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.929420166929185E-13 -7.824065742397881E-14 -9.705110185776706E-13 2.705294468103625E-14 7.879722651301699E-12 8.818629122609527E-12
q -7.824065742397881E-14 3.749085472609213E-14 -5.120910534661344E-12 3.958219900591022E-14 -8.716108430759008E-12 -2.919296560586362E-12
tp -9.705110185776706E-13 -5.120910534661344E-12 1.296167957061463E-9 -9.207686693249961E-12 1.716178901859238E-9 2.643047691578233E-10
node 2.705294468103625E-14 3.958219900591022E-14 -9.207686693249961E-12 1.497538202378869E-11 -2.689301856001165E-11 -2.162629130753518E-11
peri 7.879722651301699E-12 -8.716108430759008E-12 1.716178901859238E-9 -2.689301856001165E-11 2.503425467132952E-9 5.780724112981555E-10
i 8.818629122609527E-12 -2.919296560586362E-12 2.643047691578233E-10 -2.162629130753518E-11 5.780724112981555E-10 3.742633942444804E-10

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 24.6   .29049 E2020A42 autocmod 2.8

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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