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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1398994016638563 3.0479e-08  
a 2.564922738426573 1.0313e-08 au
q 2.206091582006676 7.6117e-08 au
i 3.451347539205551 3.3074e-06 deg
node 46.76076100098567 6.292e-05 deg
peri .1634163203353519 6.4754e-05 deg
M 173.2736561556208 1.779e-05 deg
tp 2458278.329245612078
(2018-Jun-08.82924561)
7.1552e-05 TDB
period 1500.409683432531
4.11
9.0494e-06
2.478e-08
d
yr
n .239934468548895 1.4471e-09 deg/d
Q 2.92375389484647 1.1756e-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 = 1.21578 au 
 Jupiter MOID = 2.44822 au 
 T_jup = 3.417 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457071.5 (2015-Feb-18.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1386932546735633 3.0465e-08  
q 2.211155918580375 7.594e-08 au
tp 2456778.989466108889
(2014-May-01.48946611)
6.7607e-05 TDB
node 46.81865815855166 6.2958e-05 deg
peri .6629068792355404 6.4823e-05 deg
i 3.449777530168225 3.3045e-06 deg
  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
 Jupiter MOID = 2.44822 au 
 T_jup = 3.417 
Orbit Covariance (6×6)
  e q tp node peri i
e 9.281018622160457E-16 -2.299268292453476E-15 1.774831330934403E-13 -2.713751336989146E-16 1.761731411468258E-14 -4.316077732161665E-16
q -2.299268292453476E-15 5.766855321944721E-15 -1.877134414128956E-13 3.079628216406646E-15 1.448275761068084E-14 9.678281371460298E-16
tp 1.774831330934403E-13 -1.877134414128956E-13 4.570677326816222E-9 3.181390747493766E-11 1.061010291554561E-9 -1.804974342718644E-12
node -2.713751336989146E-16 3.079628216406646E-15 3.181390747493766E-11 3.963718112022591E-9 -3.948735086905739E-9 -2.219762857745954E-11
peri 1.761731411468258E-14 1.448275761068084E-14 1.061010291554561E-9 -3.948735086905739E-9 4.20205616858981E-9 2.173149293013793E-11
i -4.316077732161665E-16 9.678281371460298E-16 -1.804974342718644E-12 -2.219762857745954E-11 2.173149293013793E-11 1.091980275434013E-11

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

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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