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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3698044760165548 0.00048143  
a 1.405362406095306 0.0008939 au
q .8856530978958667 0.00011327 au
i .5027925154913473 0.00054952 deg
node 231.9248011476676 0.0038359 deg
peri 124.9159447135728 0.0077052 deg
M 286.8599230691125 0.97069 deg
tp 2459124.132837443942
(2020-Oct-01.63283744)
1.7588 TDB
period 608.5285023951498
1.67
0.58059
0.00159
d
yr
n .5915910242216279 0.00056443 deg/d
Q 1.925071714294746 0.0012245 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 = .000456448 au 
 Jupiter MOID = 3.52312 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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