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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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1213378533123702 6.6353e-08  
a 2.34142712650272 1.5024e-08 AU
q 2.057323385285529 1.5904e-07 AU
i 3.940359369154464 5.313e-06 deg
node 261.9759411308133 0.00010322 deg
peri 113.0497502652931 0.00010587 deg
M 205.6814170631006 2.6663e-05 deg
tp 2457561.464167761038
(2016-Jun-21.96416776)
9.9729e-05 JED
period 1308.637602488545
3.58
1.2595e-05
3.448e-08
d
yr
n .2750952588519641 2.6477e-09 deg/d
Q 2.625530867719911 1.6847e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      654  
   data-arc span      6068 days (16.61 yr)  
   first obs. used      1998-11-10  
   last obs. used      2015-06-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .5602  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jul-06 13:24:04  

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
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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