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9425 Marconcini (1996 CM7)
Classification: Main-belt Asteroid          SPK-ID: 2009425
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2262180496667804 8.2764e-08  
a 2.320086710510082 1.3821e-08 AU
q 1.795241219800675 1.9397e-07 AU
i 9.233133509592063 8.3494e-06 deg
node 339.7856414622157 3.9607e-05 deg
peri 55.33015487097511 4.3235e-05 deg
M 150.5175220558319 1.5658e-05 deg
tp 2456260.816288279352
(2012-Nov-29.31628828)
5.4008e-05 JED
period 1290.787501453592
3.53
1.1534e-05
3.158e-08
d
yr
n .2788995087065794 2.4922e-09 deg/d
Q 2.844932201219489 1.6948e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      787  
   data-arc span      8190 days (22.42 yr)  
   first obs. used      1991-12-01  
   last obs. used      2014-05-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .54508  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-09 19:32:20  

Additional Information
 Earth MOID = .817383 AU 
 T_jup = 3.527 
[ 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 14.0 mag n/a MPO256934  

9425 Marconcini           Discovered 1996 Feb. 14 by M. Tombelli and U. Munari at Cima Ekar.
Massimiliano Marconcini (1955) is an amateur astronomer of the Montelupo group. A 1988 architecture graduate from the University of Florence, he designed the public observatory of Montelupo.
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

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