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100652 (1997 WN11)
Classification: Main-belt Asteroid          SPK-ID: 2100652
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1398994033030772 3.0626e-08  
a 2.564922738956366 1.0365e-08 au
q 2.206091578257876 7.642e-08 au
i 3.451347594190821 3.3087e-06 deg
node 46.76070988046072 7.3026e-05 deg
peri .1634628379544672 7.496e-05 deg
M 173.2736598677897 1.8953e-05 deg
tp 2458278.329229916732
(2018-Jun-08.82922992)
7.672e-05 TDB
period 1500.409683897403
4.11
9.0947e-06
2.49e-08
d
yr
n .2399344684745561 1.4544e-09 deg/d
Q 2.923753899654856 1.1815e-08 au
  Orbit Determination Parameters
   # obs. used (total)      833  
   data-arc span      8275 days (22.66 yr)  
   first obs. used      1997-09-01  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57992  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 17:54:27  

Additional Information
 Earth MOID = 1.21578 au 
 Jupiter MOID = 2.44822 au 
 T_jup = 3.417 
[ 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 15.8   n/a MPO426632  

100652 (1997 WN11)          Discovered 1997-Nov-22 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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