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JPL Small-Body Database Browser
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392238 (2009 WC2)
Classification: Jupiter Trojan          SPK-ID: 2392238
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1673858042372038 1.5534e-07  
a 5.266378400055244 9.709e-07 au
q 4.384861416144558 1.2631e-06 au
i 10.58678258187351 1.6446e-05 deg
node 40.52588951296745 9.4123e-05 deg
peri 39.0783473436921 0.00016256 deg
M 245.1624653726296 0.00017315 deg
tp 2460008.646622045526
(2023-Mar-05.14662205)
0.0024986 TDB
period 4414.347500417057
12.09
0.0012207
3.342e-06
d
yr
n .08155225658287847 2.2552e-08 deg/d
Q 6.147895383965929 1.1334e-06 au
  Orbit Determination Parameters
   # obs. used (total)      49  
   data-arc span      3566 days (9.76 yr)  
   first obs. used      2009-09-26  
   last obs. used      2019-07-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      1  
   norm. resid. RMS      .50871  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:08:40  

Additional Information
 Earth MOID = 3.40834 au 
 Jupiter MOID = .259355 au 
 T_jup = 2.938 
[ 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 14.0   n/a MPO218096  

392238 (2009 WC2)          Discovered 2009-Sep-26 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-04-17
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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