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120746 (1997 WC10)
Classification: Main-belt Asteroid          SPK-ID: 2120746
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1380403711165011 3.3519e-08  
a 2.402785641022104 8.8119e-09 au
q 2.071104219422013 8.2819e-08 au
i 2.520845296934389 4.1981e-06 deg
node 177.1265599150988 8.5713e-05 deg
peri 273.3236662872844 8.7227e-05 deg
M 350.1862388349001 1.6382e-05 deg
tp 2459037.585484099327
(2020-Jul-07.08548410)		 6.1987e-05 TDB
period 1360.413612187388
3.72		 7.4837e-06
2.049e-08		 d
yr
n .2646254027267204 1.4557e-09 deg/d
Q 2.734467062622195 1.0028e-08 au
   Orbit Determination Parameters
   # obs. used (total)      596  
   data-arc span      8031 days (21.99 yr)  
   first obs. used      1997-11-21  
   last obs. used      2019-11-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61971  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 10:02:14  

Additional Information
 Earth MOID = 1.08948 au 
 Jupiter MOID = 2.4439 au 
 T_jup = 3.510 
[ 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 16.4   n/a MPO453678  

120746 (1997 WC10)          Discovered 1997-Nov-21 by Spacewatch at Kitt Peak
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

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Alternate Designations
 1997 WC10 = 2001 XX179 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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