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53030 (1998 WC7)
Classification: Main-belt Asteroid          SPK-ID: 2053030
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1212278000380351 6.1099e-08  
a 2.341949039288572 1.5e-08 au
q 2.058039709454428 1.4773e-07 au
i 3.939835786627769 5.3074e-06 deg
node 261.9665981371149 9.4283e-05 deg
peri 112.9098476369572 9.7149e-05 deg
M 10.84074389720346 2.719e-05 deg
tp 2457561.079586840429
(2016-Jun-21.57958684)
9.8655e-05 JED
period 1309.075177129339
3.58
1.2577e-05
3.443e-08
d
yr
n .2750033048441429 2.6421e-09 deg/d
Q 2.625858369122715 1.6819e-08 au
  Orbit Determination Parameters
   # obs. used (total)      670  
   data-arc span      6115 days (16.74 yr)  
   first obs. used      1998-11-10  
   last obs. used      2015-08-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .5555  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Sep-02 16:00:08  

Additional Information
 Earth MOID = 1.0617 au 
 Jupiter MOID = 2.84692 au 
 T_jup = 3.551 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.1 mag n/a MPO290828  

53030 (1998 WC7)          Discovered 1998-Nov-18 by Ueda, S., Kaneda, H. at Kushiro
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

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