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190193 (2005 WM158)
Classification: Main-belt Asteroid          SPK-ID: 2190193
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2301590909949629 4.1402e-08  
a 2.268634570846413 9.9677e-09 au
q 1.746487700220655 9.5278e-08 au
i 2.794894452481722 4.2578e-06 deg
node 297.9382195713731 0.00010902 deg
peri 112.3768095224045 0.00011029 deg
M 161.9576684174652 1.5619e-05 deg
tp 2458639.007110654958
(2019-Jun-04.50711065)
5.2549e-05 TDB
period 1248.088109314972
3.42
8.2256e-06
2.252e-08
d
yr
n .2884411743956044 1.901e-09 deg/d
Q 2.790781441472171 1.2262e-08 au
  Orbit Determination Parameters
   # obs. used (total)      321  
   data-arc span      8826 days (24.16 yr)  
   first obs. used      1996-02-17  
   last obs. used      2020-04-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54157  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:06:36  

Additional Information
 Earth MOID = .7586 au 
 Jupiter MOID = 2.5965 au 
 T_jup = 3.577 
[ 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 17.20   n/a E2021B55  

190193 (2005 WM158)          Discovered 2005-Nov-28 by LINEAR at Socorro
Reference: 20080819/Numbers.arcLast Updated: 2008-08-25

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