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JPL Small-Body Database Browser
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305567 (2008 WC58)
Classification: Main-belt Asteroid          SPK-ID: 2305567
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1286161302055812 8.1656e-08  
a 2.209696821335975 2.7022e-08 au
q 1.925494167248168 1.8095e-07 au
i 4.679034831163597 7.5592e-06 deg
node 215.0424160056554 0.0001038 deg
peri 158.4312680138758 0.00010898 deg
M 96.03833807572501 4.0108e-05 deg
tp 2458280.433958528950
(2018-Jun-10.93395853)
0.00012977 TDB
period 1199.768522011755
3.28
2.2007e-05
6.025e-08
d
yr
n .300057880662144 5.504e-09 deg/d
Q 2.493899475423781 3.0497e-08 au
  Orbit Determination Parameters
   # obs. used (total)      98  
   data-arc span      4232 days (11.59 yr)  
   first obs. used      2007-05-13  
   last obs. used      2018-12-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59427  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 11:35:22  

Additional Information
 Earth MOID = .926336 au 
 Jupiter MOID = 2.96985 au 
 T_jup = 3.643 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.8   n/a MPO418594  

305567 (2008 WC58)          Discovered 2008-Nov-20 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

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