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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08702222564443894 6.9354e-08  
a 3.147590456359976 6.8258e-08 au
q 2.873680129430335 2.5574e-07 au
i 12.56096250629911 5.8538e-06 deg
node 93.41369303493579 3.0637e-05 deg
peri 263.0057277585436 5.1893e-05 deg
M 30.78674342397344 3.912e-05 deg
tp 2458826.067659477215
(2019-Dec-08.56765948)
0.00022123 TDB
period 2039.697467297051
5.58
6.6349e-05
1.817e-07
d
yr
n .1764967627660301 5.7412e-09 deg/d
Q 3.421500783289616 7.4198e-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 = 1.90389 au 
 Jupiter MOID = 1.99329 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 15.9   n/a MPO495390  

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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