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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1381234312251858 3.1804e-08  
a 2.402957979897067 8.3231e-09 au
q 2.071053178623743 7.7967e-08 au
i 2.520935020064057 4.1486e-06 deg
node 177.1205273827249 8.283e-05 deg
peri 273.2950312758514 8.4405e-05 deg
M 43.13198055748565 1.6211e-05 deg
tp 2459037.489870839089
(2020-Jul-06.98987084)
6.0953e-05 TDB
period 1360.559977525615
3.73
7.0688e-06
1.935e-08
d
yr
n .2645969350463437 1.3747e-09 deg/d
Q 2.734862781170391 9.4727e-09 au
  Orbit Determination Parameters
   # obs. used (total)      624  
   data-arc span      8452 days (23.14 yr)  
   first obs. used      1997-11-21  
   last obs. used      2021-01-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61871  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 09:25:49  

Additional Information
 Earth MOID = 1.08914 au 
 Jupiter MOID = 2.4435 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

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