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

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08858244059205185 2.9635e-08  
a 2.453977705769544 9.1165e-09 au
q 2.236598371433993 7.4661e-08 au
i 7.640431175609096 3.0495e-06 deg
node 135.621437622551 2.8247e-05 deg
peri 6.523807585063976 3.6461e-05 deg
M 336.3239022481646 2.2686e-05 deg
tp 2459092.844698946973
(2020-Aug-31.34469895)
8.8534e-05 TDB
period 1404.12039050367
3.84
7.8244e-06
2.142e-08
d
yr
n .2563882715718307 1.4287e-09 deg/d
Q 2.671357040105094 9.924e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1700  
   data-arc span      12947 days (35.45 yr)  
   first obs. used      1984-11-13  
   last obs. used      2020-04-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47564  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 05:08:57  

Additional Information
 Earth MOID = 1.24962 au 
 Jupiter MOID = 2.33489 au 
 T_jup = 3.476 
[ 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 14.2   n/a MPO416922  

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 | Mission Design | Physical Parameters | Discovery Circumstances ]
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