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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .101095418807837 4.2863e-08  
a 2.716663689124637 1.2315e-08 au
q 2.442021435712538 1.1265e-07 au
i 8.286609427634295 3.474e-06 deg
node 133.9328342457074 3.0705e-05 deg
peri 47.76691134287926 3.6298e-05 deg
M 86.17542997746661 1.8139e-05 deg
tp 2458808.998705710866
(2019-Nov-21.49870571)
8.2006e-05 TDB
period 1635.506384835464
4.48
1.1121e-05
3.045e-08
d
yr
n .2201153131152202 1.4968e-09 deg/d
Q 2.991305942536736 1.356e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1182  
   data-arc span      13278 days (36.35 yr)  
   first obs. used      1984-03-07  
   last obs. used      2020-07-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48374  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 03:14:56  

Additional Information
 Earth MOID = 1.45446 au 
 Jupiter MOID = 1.99331 au 
 T_jup = 3.338 
[ 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 14.52   n/a E2021B10  
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

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