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JPL Small-Body Database Browser
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(2015 WN1)
Classification: Apollo [NEO]          SPK-ID: 3735453
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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3697285256786406 0.00047964  
a 1.405327443751127 0.00089909 au
q .8857377998772898 0.00010739 au
i .5028638894869424 0.00054179 deg
node 231.952172473824 0.00078899 deg
peri 124.9074556616803 0.0030771 deg
M 50.18209205282173 0.7442 deg
tp 2458515.677517273216
(2019-Feb-01.17751727)
1.1765 TDB
period 608.5057942482742
1.67
0.58396
0.001599
d
yr
n .5916131011451268 0.00056775 deg/d
Q 1.924917087624964 0.0012315 au
  Orbit Determination Parameters
   # obs. used (total)      42  
   data-arc span      16 days  
   first obs. used      2015-11-18  
   last obs. used      2015-12-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .45761  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Feb-10 07:07:13  

Additional Information
 Earth MOID = .000454313 au 
 Jupiter MOID = 3.5197 au 
 T_jup = 4.668 
[ 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   n/a MPO361307  

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