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JPL Small-Body Database Browser
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379345 (2009 WC101)
Classification: Main-belt Asteroid          SPK-ID: 2379345
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1479772066104356 4.3884e-07  
a 2.529069312600305 3.7748e-08 au
q 2.154824700397537 1.1265e-06 au
i 3.975716603302491 6.3673e-06 deg
node 196.5421947477663 0.00010639 deg
peri 97.24129324102213 0.00061874 deg
M 333.8889639229783 0.00079316 deg
tp 2459107.051882952085
(2020-Sep-14.55188295)
0.0032354 TDB
period 1469.059969493404
4.02
3.289e-05
9.005e-08
d
yr
n .2450546658923283 5.4863e-09 deg/d
Q 2.903313924803072 4.3333e-08 au
  Orbit Determination Parameters
   # obs. used (total)      148  
   data-arc span      5795 days (15.87 yr)  
   first obs. used      2003-03-30  
   last obs. used      2019-02-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      1  
   norm. resid. RMS      .48551  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 12:45:17  

Additional Information
 Earth MOID = 1.14328 au 
 Jupiter MOID = 2.28361 au 
 T_jup = 3.433 
[ 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 16.6   n/a MPO471890  

379345 (2009 WC101)          Discovered 2009-Nov-22 by Spacewatch at Kitt Peak
Reference: Last Updated: 2013-11-20
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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