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JPL Small-Body Database Browser
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11863 (1989 EX)
Classification: Main-belt Asteroid          SPK-ID: 2011863
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1280798728113674 4.415e-08  
a 2.560621069796015 1.2095e-08 au
q 2.232657048858434 1.0823e-07 au
i 11.788819531293 4.3235e-06 deg
node 135.2129589769473 2.2173e-05 deg
peri 62.93771503286924 2.8779e-05 deg
M 119.3440297616335 1.9283e-05 deg
tp 2458104.348171433431
(2017-Dec-16.84817143)
7.9119e-05 TDB
period 1496.636728629936
4.10
1.0604e-05
2.903e-08
d
yr
n .2405393327006977 1.7043e-09 deg/d
Q 2.888585090733596 1.3644e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1531  
   data-arc span      11224 days (30.73 yr)  
   first obs. used      1989-03-08  
   last obs. used      2019-11-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51393  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-13 23:20:03  

Additional Information
 Earth MOID = 1.26106 au 
 Jupiter MOID = 2.14153 au 
 T_jup = 3.394 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.4   n/a MPO395116  

11863 (1989 EX)          Discovered 1989-Mar-08 by Hioki, T., Kawasato, N. at Okutama
Reference: 19991026/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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