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Rapid:
Individual Calculations January 2019 |
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| McDougall, Sylvia Total change: -14.80 | |   |
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| Papatoetoe Rapid C 2018 | Auckland | NZL | 2018-12-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1057 | 1445 | 0.50 | 1 | -0.41 | 20 | -8.20 | |
|  Jayawickrama, Pasindu Y S | | | 1057 | SRI | 0.50 | 1 | -0.41 | 20 | -8.20 | |
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) | | | | Papatoetoe Rapid Junior 2018 | Auckland | NZL | 2018-12-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1361 | 1445 | 2.00 | 4 | -0.33 | 20 | -6.60 | |
| | Chai, Jacob | | | 1045 * | NZL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Ang, Alphaeus Wei Ern | c | | 1845 * | NZL | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Thurner, Anya | | | 1045 * | NZL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Li, Andrew | | | 1508 | NZL | 0.00 | 1 | -0.41 | 20 | -8.20 | | | * 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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