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JPL Small-Body Database Browser
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487574 (2014 WF397)
Classification: Main-belt Asteroid          SPK-ID: 2487574
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08697077497918911 6.9292e-08  
a 3.14758973021181 6.8634e-08 au
q 2.873841412058752 2.5563e-07 au
i 12.56082442796249 5.8537e-06 deg
node 93.41313888255682 3.0638e-05 deg
peri 262.8130748031537 5.194e-05 deg
M 320.3502903512193 3.9024e-05 deg
tp 2458825.148289898543
(2019-Dec-07.64828990)
0.00022144 TDB
period 2039.696761460709
5.58
6.6714e-05
1.827e-07
d
yr
n .1764968238426723 5.7728e-09 deg/d
Q 3.421338048364868 7.4603e-08 au
  Orbit Determination Parameters
   # obs. used (total)      123  
   data-arc span      3158 days (8.65 yr)  
   first obs. used      2011-01-31  
   last obs. used      2019-09-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6594  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 18:47:03  

Additional Information
 Earth MOID = 1.90308 au 
 Jupiter MOID = 1.99056 au 
 T_jup = 3.166 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.8   n/a MPO456351  

487574 (2014 WF397)          Discovered 2013-Jun-30 by Pan-STARRS 1 at Haleakala
Reference: Last Updated: 2017-03-14
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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