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20195 Mariovinci (1997 BS9)
Classification: Main-belt Asteroid          SPK-ID: 2020195
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1009598757506874 4.3438e-08  
a 2.715234214353955 1.2465e-08 au
q 2.441104505438764 1.144e-07 au
i 8.285885857300409 3.5784e-06 deg
node 133.939249269409 3.1103e-05 deg
peri 47.47516116023184 3.6657e-05 deg
M 42.41776898839182 1.8183e-05 deg
tp 2458807.945046705735
(2019-Nov-20.44504671)
8.2345e-05 TDB
period 1634.215679870049
4.47
1.1254e-05
3.081e-08
d
yr
n .2202891603809767 1.517e-09 deg/d
Q 2.989363923269146 1.3724e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1126  
   data-arc span      13251 days (36.28 yr)  
   first obs. used      1984-03-07  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48836  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 18:40:00  

Additional Information
 Earth MOID = 1.45398 au 
 Jupiter MOID = 1.99614 au 
 T_jup = 3.339 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.5   n/a MPO467939  
diameter diameter 4.412 km 0.196 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.190   0.039 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

20195 Mariovinci           Discovered 1997 Jan. 30 by U. Munari and M. Tombelli at Cima Ekar.
Mario Vinci (b. 1945) is a generous amateur astronomer and a great friend of the Gruppo Astrofili di Montelupo. He always stood out his availability and support during the construction of the "Beppe Forti" observatory.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC batch dated 2017-11-04Last Updated: 2017-11-07

[ show close-approach data ]
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