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41206 Sciannameo (1999 WG9)
Classification: Main-belt Asteroid          SPK-ID: 2041206
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1877254969315514 1.1387e-07  
a 2.625197884290057 4.0496e-08 AU
q 2.132381306918048 2.9088e-07 AU
i 14.16362169717844 1.2433e-05 deg
node 104.5190118976967 3.9599e-05 deg
peri 264.6605757523694 5.4267e-05 deg
M 180.3754591183264 4.5262e-05 deg
tp 2457575.683759705435
(2016-Jul-06.18375971)
0.00020799 JED
period 1553.608165811761
4.25
3.5949e-05
9.842e-08
d
yr
n .2317186584893495 5.3617e-09 deg/d
Q 3.118014461662065 4.8098e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      376  
   data-arc span      7207 days (19.73 yr)  
   first obs. used      1994-07-11  
   last obs. used      2014-04-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .59184  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Apr-17 14:43:37  

Additional Information
 Earth MOID = 1.18477 AU 
 T_jup = 3.335 
[ 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 14.5 mag n/a MPO263689  

41206 Sciannameo           Discovered 1999 Nov. 27 at Polino Pianomonte.
Francesco Sciannameo (b. 1941) is a professor of general surgery and head physician of the general surgery facility of the Terni hospital. As an amateur astronomer, he takes an active part in the life of the Polino Observatory.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20021120/MPCPages.arcLast Updated: 2003-10-02

Alternate Designations
 1999 WG9 = 1994 NX4 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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