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Individual Calculations January 2012 |
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| Ooi, Zhi Yang Total change: 45.90 | |   |
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| ASIAN Amateur Open and Women Chess Championship 2011 | Kuala Lumpur | MAS | 2011-11-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1988 | 1720 | 1.50 | 5 | 0.60 | 30 | 18.00 | |
|  Shakya, Rabindra | | | 1984 | NEP | 0.50 | 1 | 0.32 | 30 | 9.60 | |  Siew, Kit-Tze Mark | | | 1994 | MAS | 0.00 | 1 | -0.17 | 30 | -5.10 | | | Tham, Tick Hong Jax | | | 2076 | MAS | 0.00 | 1 | -0.11 | 30 | -3.30 | | | Ramli, Abdul Rahim | | | 1970 | MAS | 0.00 | 1 | -0.19 | 30 | -5.70 | | | Yaacob, Marzuki | | | 1916 | MAS | 1.00 | 1 | 0.75 | 30 | 22.50 | |
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) | | | | 3rd Penang Heritage City International Chess Open 2011 | Penang | MAS | 2011-12-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1937 | 1720 | 2.00 | 4 | 0.93 | 30 | 27.90 | |
| | Olay, Edgar Reggie | | | 2120 * | PHI | 0.00 | 1 | -0.08 | 30 | -2.40 | | | Tan, Khai Boon | | | 2108 | MAS | 0.00 | 1 | -0.09 | 30 | -2.70 | | | Frost, Peter | | | 1919 | AUS | 1.00 | 1 | 0.76 | 30 | 22.80 | | | Lim, Chuin Kai | | | 1599 | MAS | 1.00 | 1 | 0.34 | 30 | 10.20 | | | * 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) | | |
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