Individual Calculations November 2009
 Stella, Luca  Total change: -8.70  Rating chartPersonal card
 Campionato Italiano under 20 Bratto ITA 2009-08-21
RcRownchangeKK*chgGame
 2024 1987 4.50 9 0.34 15 5.10 
  Stella, Andrea f2301 ITA0.001-0.1415-2.10 
  Coladangelo, Andrea 1885 ITA0.501-0.1415-2.10 
  Rombaldoni, Brian 1831 ITA1.0010.29154.35 
  Sorbera, Giovanni 1917 ITA0.001-0.6015-9.00 
  De Bortoli, Thomas 1870 ITA1.0010.34155.10 
  Testa, Adriano 2142 ITA0.001-0.2915-4.35 
  Delledonne, Francesco 1936 ITA1.0010.43156.45 
  Gallucci, Alessio 2240 ITA0.5010.31154.65 
  Bellemo, Davide 2092 ITA0.5010.14152.10 

Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change)
 
 European Youth Ch under 14 Open Fermo ITA 2009-08-31
RcRownchangeKK*chgGame
 1845 1987 4.50 8 -0.92 15 -13.80 
  Torrent Casado, Marc 1614 AND1.0010.10151.50 
  Kralj, Samo 1810 SLO0.501-0.2315-3.45 
  Santeramo, Domenico 1852 ITA0.501-0.1815-2.70 
  Uusitupa, Antti 1760 FIN0.501-0.2915-4.35 
  Vanagas, Tadas 1860 LTU1.0010.33154.95 
  Grigoryan, Karen H c2254 ARM0.001-0.1815-2.70 
  Marconi, Luca 1767 ITA0.501-0.2815-4.20 
  Bogdan, Horia-Daniel 1842 ROU0.501-0.1915-2.85 

Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change)
 

 

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