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JPL Small-Body Database Browser
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(2019 WN1)
Classification: Apollo [NEO]          SPK-ID: 3893395
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 2458810.5 (2019-Nov-23.0) TDB
Reference: JPL 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4429896276258136 0.0044864  
a 1.541263355032759 0.010683 au
q .8584996753134849 0.00096439 au
i 2.117521293882051 0.020061 deg
node 232.9168472653173 0.00032742 deg
peri 251.4597609034057 0.018303 deg
M 334.4079533667359 0.31094 deg
tp 2458860.183962315818
(2020-Jan-11.68396232)
0.087115 TDB
period 698.8978525244744
1.91
7.2662
0.01989
d
yr
n .5150967322329744 0.0053553 deg/d
Q 2.224027034752033 0.015415 au
  Orbit Determination Parameters
   # obs. used (total)      14  
   data-arc span      10 days  
   first obs. used      2019-11-19  
   last obs. used      2019-11-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      9  
   norm. resid. RMS      .39519  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 07:04:03  

Additional Information
 Earth MOID = .010424 au 
 Jupiter MOID = 2.86657 au 
 T_jup = 4.351 
[ 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 26.5   .25735 E2019-XC0 autocmod 2.8

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