Individual Calculations July 2009
 Ismail, Ahmad  Total change: 7.05  Rating chartPersonal card
 Thailand Open Chess Championship 2009 Pattaya THA 2009-04-01
RcRownchangeKK*chgGame
 2157 2081 4.00 8 0.69 15 10.35 
  Laxman, R.r. m2431 IND0.001-0.1115-1.65 
  Pitkanen, Juhani 1840 FIN1.0010.20153.00 
  Pogorelov, Ruslan g2420 UKR0.001-0.1215-1.80 
  Le Bris, Louis 1876 FRA1.0010.24153.60 
  Topi-Hulmi, Teemu 2270 FIN0.5010.25153.75 
  Kvisla, Johannes 2228 NOR0.5010.20153.00 
  Daly, Colm f2313 IRL0.001-0.2115-3.15 
  Yothinnorratham, Tepparit 1879 THA1.0010.24153.60 

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)
 
 36th Selangor Open Chess Tournament Kuala Lumpur MAS 2009-04-30
RcRownchangeKK*chgGame
 2181 2081 2.00 4 0.49 15 7.35 
  Yusof, Kamaluddin 2168 MAS0.5010.12151.80 
  Wahiduddin, Kamalarifin 2147 MAS0.5010.09151.35 
  Subramaniam, Sumant 2023 MAS1.0010.42156.30 
  Chan, Nicholas f2386 MAS0.001-0.1415-2.10 

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)
 
 National Championship 2009 Kuala Lumpur MAS 2009-05-30
RcRownchangeKK*chgGame
 1975 2081 1.00 3 -0.93 15 -13.95 
  Subramaniam, Sumant 2023 MAS0.001-0.5815-8.70 
  Lim, Kian Hwa 1974 MAS0.501-0.1515-2.25 
  Tan, Ken Wei 1929 MAS0.501-0.2015-3.00 

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)
 
 Penang Heritage City International Chess Open Penang MAS 2009-06-10
RcRownchangeKK*chgGame
 2292 2081 1.50 5 0.22 15 3.30 
  Mok, Tze-Meng f2303 MAS0.001-0.2215-3.30 
  Wong, Hao 2013 MAS1.0010.41156.15 
  Mas, Hafizulhelmi m2425 MAS0.001-0.1215-1.80 
  Lim, Chuing Hoong Ronnie 2287 MAS0.5010.26153.90 
  Schebler, Gerhard g2431 GER0.001-0.1115-1.65 

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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