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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1759445249458107 3.8539e-08  
a 2.45074229045655 1.0446e-08 au
q 2.019547602397564 9.5909e-08 au
i 2.133532154404227 4.7181e-06 deg
node 224.2253022299207 0.00011751 deg
peri 189.3048266076695 0.00011849 deg
M 226.654609815057 1.4781e-05 deg
tp 2459519.563391786247
(2021-Nov-01.06339179)
5.8462e-05 TDB
period 1401.344439308178
3.84
8.96e-06
2.453e-08
d
yr
n .2568961562210405 1.6426e-09 deg/d
Q 2.881936978515536 1.2285e-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.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55283  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:00:18  

Additional Information
 Earth MOID = 1.03081 au 
 Jupiter MOID = 2.47309 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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