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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08792198135747957 8.262e-08  
a 2.454171517458593 1.9589e-08 AU
q 2.238395895052542 1.9746e-07 AU
i 7.641645126766018 8.5004e-06 deg
node 135.6763772393772 3.9806e-05 deg
peri 6.90069158820574 5.2747e-05 deg
M 183.079115275214 3.2827e-05 deg
tp 2457690.632366413587
(2016-Oct-29.13236641)
0.00012949 JED
period 1404.286736952342
3.84
1.6813e-05
4.603e-08
d
yr
n .2563579007954537 3.0693e-09 deg/d
Q 2.669947139864645 2.1311e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      721  
   data-arc span      10867 days (29.75 yr)  
   first obs. used      1984-11-13  
   last obs. used      2014-08-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .48305  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Sep-12 14:12:44  

Additional Information
 Earth MOID = 1.25182 AU 
 T_jup = 3.476 
[ 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 14.1 mag n/a MPO266061  

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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