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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 2456800.5 (2014-May-23.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1212829600234281 8.2964e-08  
a 2.341550559087947 1.6203e-08 AU
q 2.057560376237248 1.9694e-07 AU
i 3.940326977907071 5.8015e-06 deg
node 261.9791343344224 0.00012141 deg
peri 113.0952480570216 0.00012418 deg
M 150.6035307774305 2.8919e-05 deg
tp 2456252.997143821820
(2012-Nov-21.49714382)
0.00010311 JED
period 1308.741084665742
3.58
1.3584e-05
3.719e-08
d
yr
n .2750735070657199 2.8551e-09 deg/d
Q 2.625540741938647 1.8168e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      634  
   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      .58002  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Apr-17 14:57:21  

Additional Information
 Earth MOID = 1.06112 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 15.0 mag n/a MPO253699  

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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