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20081 Occhialini (1994 EE3)
Classification: Main-belt Asteroid          SPK-ID: 2020081
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08805007987511987 5.6126e-08  
a 2.453454442674898 1.5199e-08 au
q 2.237427583027406 1.4063e-07 au
i 7.641660621576889 5.4176e-06 deg
node 135.6741356491578 3.7859e-05 deg
peri 7.130034735751809 4.962e-05 deg
M 336.7029386366697 3.1716e-05 deg
tp 2457691.337268603788
(2016-Oct-29.83726860)
0.0001239 JED
period 1403.671312332802
3.84
1.3044e-05
3.571e-08
d
yr
n .2564702981652489 2.3833e-09 deg/d
Q 2.66948130232239 1.6538e-08 au
  Orbit Determination Parameters
   # obs. used (total)      938  
   data-arc span      11445 days (31.33 yr)  
   first obs. used      1984-11-13  
   last obs. used      2016-03-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .49664  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Mar-24 16:37:11  

Additional Information
 Earth MOID = 1.24918 au 
 Jupiter MOID = 2.34054 au 
 T_jup = 3.477 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.2 mag n/a MPO350961  

20081 Occhialini           Discovered 1994 Mar. 12 by V. Goretti and M. Tombelli at Cima Ekar.
Giuseppe Occhialini (b. 1907) is a distinguished Italian physicist. He collaborated with P. M. S. Blackett at the Cavendish Laboratory of Cambridge on very important research work in cosmic radiation.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20010705/MPCPages.arcLast Updated: 2009-05-11

Alternate Designations
 1994 EE3 = 1998 HA121 = 1999 RZ129 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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