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8742 Bonazzoli (1998 CB2)
Classification: Main-belt Asteroid          SPK-ID: 2008742
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07660872002179542 1.8431e-08  
a 2.191637154042795 5.2411e-09 au
q 2.023738636919366 4.0612e-08 au
i 2.850815633543984 5.595e-07 deg
node 110.1615461480724 6.2464e-06 deg
peri 334.0242584756518 1.3288e-05 deg
M 124.9321615297983 1.3208e-05 deg
tp 2458985.233664440634
(2020-May-15.73366444)
4.3226e-05 TDB
period 1185.090204062933
3.24
4.2511e-06
1.164e-08
d
yr
n .3037743445737593 1.0897e-09 deg/d
Q 2.359535671166224 5.6427e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2425  
   data-arc span      14865 days (40.70 yr)  
   first obs. used      1980-10-15  
   last obs. used      2021-06-27  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .44867  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 01:44:30  

Additional Information
 Earth MOID = 1.04027 au 
 Jupiter MOID = 2.76382 au 
 T_jup = 3.667 
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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.22   n/a MPO614063  

8742 Bonazzoli           Discovered 1998 Feb. 14 by V. S. Casulli at the Colleverde di Guidonia.
Roberto Bonazzoli (1940-1996) was a friend of the discoverer. Fond of astronomy, he offered technical support, notably concerning electronics, at the Colleverde Observatory.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20000726/MPCPages.arcLast Updated: 2013-03-29

Alternate Designations
 1998 CB2 = 1980 TD10 = 1987 YK1 = 1990 UG13 = 1990 VP9 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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