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190334 (1998 SM59)
Classification: Main-belt Asteroid          SPK-ID: 2190334
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2032471123041531 6.5827e-08  
a 2.261041539848332 1.058e-08 au
q 1.801491376074423 1.4681e-07 au
i 5.08641866352052 6.2035e-06 deg
node 164.2780021686155 4.5784e-05 deg
peri 211.9160286333105 4.7598e-05 deg
M 187.1307628354017 1.1431e-05 deg
tp 2459796.815988096393
(2022-Aug-05.31598810)
4.1433e-05 TDB
period 1241.827402236401
3.40
8.7161e-06
2.386e-08
d
yr
n .2898953585270205 2.0347e-09 deg/d
Q 2.720591703622241 1.273e-08 au
  Orbit Determination Parameters
   # obs. used (total)      343  
   data-arc span      7857 days (21.51 yr)  
   first obs. used      1998-09-17  
   last obs. used      2020-03-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57024  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:07:12  

Additional Information
 Earth MOID = .803336 au 
 Jupiter MOID = 2.74464 au 
 T_jup = 3.587 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.24   n/a E2021B55  

190334 (1998 SM59)          Discovered 1998-Sep-17 by LONEOS at Anderson Mesa
Reference: 20080917/Numbers.arcLast Updated: 2008-09-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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