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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1397083236522747 3.051e-08  
a 2.565456651423474 1.0251e-08 au
q 2.207041003250523 7.6295e-08 au
i 3.450885685376909 3.3069e-06 deg
node 46.75807119173751 6.2929e-05 deg
peri .09026725026660767 6.4768e-05 deg
M 221.3447070288016 1.7989e-05 deg
tp 2459778.568627173779
(2022-Jul-18.06862717)
7.7235e-05 TDB
period 1500.878194572696
4.11
8.9958e-06
2.463e-08
d
yr
n .2398595710843098 1.4376e-09 deg/d
Q 2.923872299596426 1.1683e-08 au
  Orbit Determination Parameters
   # obs. used (total)      879  
   data-arc span      8331 days (22.81 yr)  
   first obs. used      1997-09-01  
   last obs. used      2020-06-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57012  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:05:02  

Additional Information
 Earth MOID = 1.2158 au 
 Jupiter MOID = 2.44898 au 
 T_jup = 3.416 
[ 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 15.78   n/a E2021B55  

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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