Individual Calculations September 2009
 Ciortan, Mihail  Total change: 19.20  Rating chartPersonal card
 Bucharest Chess Weekend - 1st edition Bucuresti ROU 2009-07-03
RcRownchangeKK*chgGame
 1865 1735 2.50 5 0.75 15 11.25 
  Radu, Ioan 2050 ROU0.001-0.1415-2.10 
  Bach, Gino 2074 ROU1.0010.881513.20 
  Iordan, Constantin-Iulian 1883 ROU0.001-0.3015-4.50 
  Matei, Stefan-Razvan 1761 ROU0.5010.04150.60 
  Costache, Florin-Remus 1559 ROU1.0010.27154.05 

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)
 
 Bucharest Chess Weekend - 2nd edition Bucuresti ROU 2009-07-10
RcRownchangeKK*chgGame
 1989 1735 3.00 5 1.94 15 29.10 
  Radu, Ioan 2050 ROU0.001-0.1415-2.10 
  Petrescu, Cristian 2089 ROU1.0010.891513.35 
  Dragomir, Nicolae-Laurentiu 2135  * ROU1.0010.921513.80 
  Iordan, Constantin-Iulian 1883 ROU0.5010.20153.00 
  Munteanu, Ali-Eduard 1787 ROU0.5010.07151.05 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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)
 
 Bucharest Chess Weekend - 3nd edition Bucuresti ROU 2009-07-17
RcRownchangeKK*chgGame
 1779 1735 2.00 5 -0.26 15 -3.90 
  Radu, Ioan 2050 ROU0.001-0.1415-2.10 
  David, Alexandru-Vasile 1809 ROU0.5010.10151.50 
  Udroiu, Ion 1682 ROU0.501-0.0715-1.05 
  Costache, Florin-Remus 1559 ROU0.001-0.7315-10.95 
  Zamora, Aurel 1794 ROU1.0010.58158.70 

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)
 
 Bucharest Chess Weekend - 4th edition Bucuresti ROU 2009-07-24
RcRownchangeKK*chgGame
 1843 1735 1.00 4 -0.50 15 -7.50 
  Petrescu, Cristian 2089 ROU0.001-0.1115-1.65 
  Vladescu, Alin-Cristian 1936 ROU0.001-0.2415-3.60 
  Costache, Florin-Remus 1559 ROU1.0010.27154.05 
  Bancu, Constantin 1789 ROU0.001-0.4215-6.30 

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)
 
 Bucharest Chess Weekend - 5th edition Bucuresti ROU 2009-07-31
RcRownchangeKK*chgGame
 1877 1735 1.00 5 -0.65 15 -9.75 
  Paune, Florea 2037 ROU0.001-0.1515-2.25 
  Dolana, Andrei-Theodor 1803 ROU0.001-0.4115-6.15 
  Constantin, Dragos-Georgian 2006 ROU0.5010.33154.95 
  Costache, Florin-Remus 1559 ROU0.501-0.2315-3.45 
  Codreanu, Andrei 1982 GER0.001-0.1915-2.85 

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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