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55418 Bianciardi (2001 TJ17)
Classification: Main-belt Asteroid          SPK-ID: 2055418
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1114052129399932 1.0216e-07  
a 2.934249509525144 3.8626e-08 AU
q 2.607358818097425 3.0198e-07 AU
i 11.79351851449018 9.4318e-06 deg
node 236.40314808153 4.5877e-05 deg
peri 150.0811113341792 6.049e-05 deg
M 210.948632436182 4.2377e-05 deg
tp 2457760.611760788909
(2017-Jan-07.11176079)
0.00022582 JED
period 1835.878719910738
5.03
3.6251e-05
9.925e-08
d
yr
n .1960913845210339 3.872e-09 deg/d
Q 3.261140200952863 4.293e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      442  
   data-arc span      22832 days (62.51 yr)  
   first obs. used      1951-11-28  
   last obs. used      2014-06-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .56296  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Aug-13 15:20:58  

Additional Information
 Earth MOID = 1.62002 AU 
 T_jup = 3.234 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.8 mag n/a MPO250714  

55418 Bianciardi           Discovered 2001 Oct. 13 by L. Tesi and M. Tombelli at San Marcello Pistoiese.
Giorgio Bianciardi (b. 1954) is a researcher at the University of Siena. His research areas are biomedicine and astrobiology. He is director of the Osservatorio Astronomico Provinciale di Montarrenti and long active in the popularization of astronomy and related fields.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20081212/MPCPages.arcLast Updated: 2008-12-12

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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