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123476 (2000 WC155)
Classification: Main-belt Asteroid          SPK-ID: 2123476
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09634143059215551 5.2185e-08  
a 2.807904281636221 1.8337e-08 au
q 2.537386766177549 1.5154e-07 au
i 11.54573079819768 4.6291e-06 deg
node 280.3706627140996 2.2747e-05 deg
peri 216.4370290418394 3.2626e-05 deg
M 336.6350346270975 2.2934e-05 deg
tp 2459112.040995559448
(2020-Sep-19.54099556)
0.00010976 TDB
period 1718.588397651583
4.71
1.6835e-05
4.609e-08
d
yr
n .2094742408897517 2.052e-09 deg/d
Q 3.078421797094893 2.0104e-08 au
  Orbit Determination Parameters
   # obs. used (total)      950  
   data-arc span      7035 days (19.26 yr)  
   first obs. used      2000-10-25  
   last obs. used      2020-01-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51404  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 06:38:06  

Additional Information
 Earth MOID = 1.56172 au 
 Jupiter MOID = 2.04745 au 
 T_jup = 3.286 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.5   n/a MPO359600  

123476 (2000 WC155)          Discovered 2000-Nov-30 by LINEAR at Socorro
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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