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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1213379046361843 7.7826e-08  
a 2.341427130057427 1.5286e-08 AU
q 2.057323268237944 1.8411e-07 AU
i 3.940359338410282 5.3135e-06 deg
node 261.9759463949924 0.00011564 deg
peri 113.0497319023782 0.00011816 deg
M 205.6814256258057 2.7518e-05 deg
tp 2457561.464137912177
(2016-Jun-21.96413791)
0.00010251 JED
period 1308.637605468665
3.58
1.2815e-05
3.509e-08
d
yr
n .2750952582254981 2.6939e-09 deg/d
Q 2.625530991876909 1.714e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      633  
   data-arc span      5622 days (15.39 yr)  
   first obs. used      1998-11-10  
   last obs. used      2014-04-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .5678  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-10 08:29:37  

Additional Information
 Earth MOID = 1.0622 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 (399)
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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