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100902 (1998 KS8)
Classification: Main-belt Asteroid          SPK-ID: 2100902
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1288056670324939 3.759e-08  
a 2.199327830804344 7.8113e-09 au
q 1.916041942534462 8.5269e-08 au
i 6.779020051076153 3.695e-06 deg
node 143.728543229896 3.3158e-05 deg
peri 35.71398079808764 3.6925e-05 deg
M 17.62007881854279 1.7911e-05 deg
tp 2459142.190579164774
(2020-Oct-19.69057916)
5.9095e-05 TDB
period 1191.333575567816
3.26
6.3468e-06
1.738e-08
d
yr
n .3021823672084588 1.6099e-09 deg/d
Q 2.482613719074225 8.8174e-09 au
  Orbit Determination Parameters
   # obs. used (total)      917  
   data-arc span      7993 days (21.88 yr)  
   first obs. used      1998-05-23  
   last obs. used      2020-04-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57126  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:03:36  

Additional Information
 Earth MOID = .924443 au 
 Jupiter MOID = 2.48186 au 
 T_jup = 3.646 
[ 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 15.9   n/a MPO502724  

100902 (1998 KS8)          Discovered 1998-May-23 by LONEOS at Anderson Mesa
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1998 KS8 = 2001 BD50 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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