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102863 (1999 WL3)
Classification: Main-belt Asteroid          SPK-ID: 2102863
[ 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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2283345036978137 4.2103e-08  
a 2.581922214182048 9.415e-09 au
q 1.992380286820429 1.0821e-07 au
i 13.65366434043275 4.0611e-06 deg
node 87.93087436203052 2.0573e-05 deg
peri 32.89394036196413 2.4358e-05 deg
M 357.8770121678593 1.02e-05 deg
tp 2459209.436308688337
(2020-Dec-25.93630869)		 4.2932e-05 TDB
period 1515.350714260747
4.15		 8.2886e-06
2.269e-08		 d
yr
n .2375687664987992 1.2994e-09 deg/d
Q 3.171464141543666 1.1565e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1047  
   data-arc span      7776 days (21.29 yr)  
   first obs. used      1999-10-10  
   last obs. used      2021-01-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54309  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 08:32:37  

Additional Information
 Earth MOID = 1.02183 au 
 Jupiter MOID = 2.00539 au 
 T_jup = 3.348 
[ 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 14.9   n/a MPO502731  

102863 (1999 WL3)          Discovered 1999-Nov-28 by Kobayashi, T. at Oizumi
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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Alternate Designations
 1999 WL3 = 2001 KA36 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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