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Individual Calculations July 2023 |
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| Damuy, Raul Total change: 44.80 | |   |
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| 2023 Philippine National Seniors Chess Championships Grand Finals | Alicia, Isabela | PHI | 2023-05-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2074 | 1674 | 0.00 | 1 | -0.08 | 40 | -3.20 | |
|  Gatus, Edmundo | | | 2074 * | PHI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | * 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) | | | | 21st ASEAN Age Group Chess Championships 2023 - Standard Open Seniors 50 - 65 | Bangkok | THA | 2023-06-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1871 | 1674 | 3.00 | 6 | 1.20 | 40 | 48.00 | |
| | Anjali, R. Sagar | | | 1637 | IND | 0.50 | 1 | -0.05 | 40 | -2.00 | | | Dang, Tat Thang | | | 2052 | VIE | 1.00 | 1 | 0.91 | 40 | 36.40 | | | Milligan, Helen | c | wf | 1961 | NZL | 0.00 | 1 | -0.16 | 40 | -6.40 | |  Gatus, Edmundo | | | 2088 | PHI | 0.50 | 1 | 0.43 | 40 | 17.20 | | | Ko, Ko Ohn | f | | 2168 | MYA | 0.00 | 1 | -0.04 | 40 | -1.60 | | | Srivatanakul, Pricha | | | 1318 | THA | 1.00 | 1 | 0.11 | 40 | 4.40 | |
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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