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100117 (1993 KM1)
Classification: Main-belt Asteroid          SPK-ID: 2100117
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05830666540347006 4.833e-08  
a 3.116480307002954 2.3828e-08 au
q 2.934768732506029 1.5235e-07 au
i 5.194948387371438 6.8971e-06 deg
node 173.5544825247952 4.6572e-05 deg
peri 51.54539001529094 6.9247e-05 deg
M 333.9842375095152 5.026e-05 deg
tp 2459145.720880478665
(2020-Oct-23.22088048)
0.00028041 TDB
period 2009.532374514886
5.50
2.3047e-05
6.31e-08
d
yr
n .1791461558746503 2.0546e-09 deg/d
Q 3.298191881499879 2.5217e-08 au
  Orbit Determination Parameters
   # obs. used (total)      368  
   data-arc span      9865 days (27.01 yr)  
   first obs. used      1993-04-20  
   last obs. used      2020-04-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60351  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 17:50:00  

Additional Information
 Earth MOID = 1.92957 au 
 Jupiter MOID = 1.677 au 
 T_jup = 3.208 
[ 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 15.3   n/a MPO426629  

100117 (1993 KM1)          Discovered 1993-May-25 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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