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JPL Small-Body Database Browser
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(2001 WO15)
Classification: Apollo [NEO]          SPK-ID: 3092521
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4940571413154644 2.9684e-07  
a 1.804778983926563 2.737e-08 au
q .9131150384215766 5.2346e-07 au
i 7.718941128510401 3.8839e-05 deg
node 65.8707258731236 3.3764e-05 deg
peri 315.6956295525033 0.00016639 deg
M 39.56883113134014 3.9669e-05 deg
tp 2459299.161379935890
(2021-Mar-25.66137994)
9.9713e-05 TDB
period 885.5935902368614
2.42
2.0145e-05
5.515e-08
d
yr
n .4065070072421303 9.2472e-09 deg/d
Q 2.696442929431549 4.0892e-08 au
  Orbit Determination Parameters
   # obs. used (total)      114  
   data-arc span      6227 days (17.05 yr)  
   first obs. used      2001-11-24  
   last obs. used      2018-12-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .44467  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 21:15:16  

Additional Information
 Earth MOID = .00989178 au 
 Jupiter MOID = 2.7773 au 
 T_jup = 3.898 
[ 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 22.6   n/a MPO74110  

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