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JPL Small-Body Database Browser
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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2147381574206341 4.1889e-08  
a 2.677244389853507 1.2175e-08 au
q 2.102337862611635 1.1297e-07 au
i 11.39972584557896 6.582e-06 deg
node 37.84329769060755 2.3139e-05 deg
peri 99.70809719831811 2.8552e-05 deg
M 54.75191158292624 1.6328e-05 deg
tp 2458757.152304180923
(2019-Sep-30.65230418)		 7.1804e-05 TDB
period 1600.038573305017
4.38		 1.0915e-05
2.988e-08		 d
yr
n .2249945757597513 1.5348e-09 deg/d
Q 3.252150917095379 1.479e-08 au
   Orbit Determination Parameters
   # obs. used (total)      730  
   data-arc span      8004 days (21.91 yr)  
   first obs. used      1998-03-06  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53297  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 01:10:35  

Additional Information
 Earth MOID = 1.15034 au 
 Jupiter MOID = 1.89706 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 14.8   n/a MPO459472  

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

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