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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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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05823495663443294 4.8188e-08  
a 3.116185525420608 2.3809e-08 au
q 2.934714596482892 1.5206e-07 au
i 5.195113608861557 6.8739e-06 deg
node 173.5551499861502 4.5842e-05 deg
peri 51.67533155040948 6.8795e-05 deg
M 9.698268720412969 5.0087e-05 deg
tp 2459146.371611388412
(2020-Oct-23.87161139)
0.00027961 TDB
period 2009.247264839845
5.50
2.3027e-05
6.304e-08
d
yr
n .1791715764902113 2.0534e-09 deg/d
Q 3.297656454358325 2.5195e-08 au
  Orbit Determination Parameters
   # obs. used (total)      375  
   data-arc span      9895 days (27.09 yr)  
   first obs. used      1993-04-20  
   last obs. used      2020-05-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59073  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:30:41  

Additional Information
 Earth MOID = 1.92831 au 
 Jupiter MOID = 1.67654 au 
 T_jup = 3.209 
[ 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 15.41   n/a E2021B55  

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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