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JPL Small-Body Database Browser
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(2018 WX1)
Classification: Apollo [NEO]          SPK-ID: 3836314
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.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2798132687126921 2.2945e-06  
a 1.12065813241564 1.4361e-06 au
q .807083117274959 1.5376e-06 au
i 8.251827768916813 5.7531e-05 deg
node 250.4859199995582 5.5336e-06 deg
peri 265.6961918572266 9.0206e-05 deg
M 7.132967992242619 0.0013417 deg
tp 2459387.914295797816
(2021-Jun-22.41429580)
0.0015984 TDB
period 433.3194143234199
1.19
0.00083295
2.28e-06
d
yr
n .8307959165921517 1.597e-06 deg/d
Q 1.434233147556322 1.838e-06 au
  Orbit Determination Parameters
   # obs. used (total)      133  
   data-arc span      273 days  
   first obs. used      2018-11-28  
   last obs. used      2019-08-28  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      3  
   norm. resid. RMS      .34055  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-07 18:59:44  

Additional Information
 Earth MOID = .01237 au 
 Jupiter MOID = 3.5762 au 
 T_jup = 5.525 
[ 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 24.14   .51922 E2020-QF4 autocmod 2.6q

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