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Individual Calculations July 2015 |
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| Ismail, Ahmad Total change: 5.20 | |   |
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| 16th Asean+ Age Group Chess Championships 2015 - Senior Open Above 50 | Singapore | SGP | 2015-06-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2060 | 2026 | 2.00 | 4 | 0.26 | 20 | 5.20 | |
|  Ho, Van Huynh | | | 2266 | VIE | 0.50 | 1 | 0.30 | 20 | 6.00 | |  Chan, Peng Kong | m | | 2246 | SIN | 0.00 | 1 | -0.22 | 20 | -4.40 | | | Guntoro, Sugianto | | | 1632 | INA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Khin, Ko | | | 2097 | MYA | 0.50 | 1 | 0.10 | 20 | 2.00 | |
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) | | |
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