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100750 (1998 EX8)
Classification: Main-belt Asteroid          SPK-ID: 2100750
[ 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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2145954821462091 3.5372e-08  
a 2.677665007184945 1.0336e-08 au
q 2.103050193942059 9.2223e-08 au
i 11.39833823609083 6.3963e-06 deg
node 37.83908577684438 1.8612e-05 deg
peri 99.76111512626807 2.494e-05 deg
M 99.71163901967726 1.5162e-05 deg
tp 2458757.222032538375
(2019-Sep-30.72203254)		 6.6494e-05 TDB
period 1600.415657140016
4.38		 9.2662e-06
2.537e-08		 d
yr
n .2249415633956802 1.3024e-09 deg/d
Q 3.252279820427831 1.2554e-08 au
   Orbit Determination Parameters
   # obs. used (total)      960  
   data-arc span      8148 days (22.31 yr)  
   first obs. used      1998-03-06  
   last obs. used      2020-06-26  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49419  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:33:36  

Additional Information
 Earth MOID = 1.1509 au 
 Jupiter MOID = 1.89591 au 
 T_jup = 3.317 
[ 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 14.89   n/a E2021B55  

100750 (1998 EX8)          Discovered 1998-Mar-06 by Kagawa, T. at Gekko
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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Alternate Designations
 1998 EX8 = 2001 TO43 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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