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101490 (1998 WX43)
Classification: Main-belt Asteroid          SPK-ID: 2101490
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1753091692915743 3.8518e-08  
a 2.451097034630212 1.0732e-08 au
q 2.021397249636149 9.562e-08 au
i 2.132153728189865 4.7183e-06 deg
node 224.1436544525721 0.00011762 deg
peri 189.3943318957394 0.00011861 deg
M 277.9509117029854 1.4977e-05 deg
tp 2459519.955553630565
(2021-Nov-01.45555363)
5.8839e-05 TDB
period 1401.648716567002
3.84
9.2059e-06
2.52e-08
d
yr
n .256840387855334 1.6869e-09 deg/d
Q 2.880796819624276 1.2614e-08 au
  Orbit Determination Parameters
   # obs. used (total)      747  
   data-arc span      9052 days (24.78 yr)  
   first obs. used      1994-10-28  
   last obs. used      2019-08-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55295  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:37:01  

Additional Information
 Earth MOID = 1.03187 au 
 Jupiter MOID = 2.47464 au 
 T_jup = 3.473 
[ 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 16.0   n/a MPO385426  

101490 (1998 WX43)          Discovered 1998-Nov-20 by LONEOS at Anderson Mesa
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1998 WX43 = 1994 UP12 = 2000 HM72 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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