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216974 (2000 KW58)
Classification: Main-belt Asteroid          SPK-ID: 2216974
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .317862077991513 3.616e-08  
a 2.667864636449323 1.5393e-08 au
q 1.819851639307469 9.4831e-08 au
i 8.641471933952211 4.2529e-06 deg
node 93.37780555456766 4.0922e-05 deg
peri 215.5947304712631 4.19e-05 deg
M 216.6986248000828 1.1742e-05 deg
tp 2459834.066155723098
(2022-Sep-11.56615572)
5.4826e-05 TDB
period 1591.637315009152
4.36
1.3775e-05
3.771e-08
d
yr
n .2261821814588017 1.9575e-09 deg/d
Q 3.515877633591177 2.0285e-08 au
  Orbit Determination Parameters
   # obs. used (total)      481  
   data-arc span      7630 days (20.89 yr)  
   first obs. used      2000-04-27  
   last obs. used      2021-03-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53089  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 10:42:09  

Additional Information
 Earth MOID = .810963 au 
 Jupiter MOID = 1.78962 au 
 T_jup = 3.293 
[ 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 15.97   n/a MPCxxxxx  
rotation period rot_per 4.52237 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]

216974 (2000 KW58)          Discovered 2000-May-24 by LONEOS at Anderson Mesa
Reference: 20090806/Numbers.arcLast Updated: 2009-08-09

[ show close-approach data ]
Alternate Designations
 2000 KW58 = 2005 SS103 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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