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Rapid:
Individual Calculations January 2019 |
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| Yu, Jeffrey Total change: 52.60 | |   |
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| Papatoetoe Rapid B 2018 | Auckland | NZL | 2018-12-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1587 | 1400 | 4.50 | 6 | 2.87 | 20 | 57.40 | |
|  Amani, Reza | | | 1631 | IRI | 1.00 | 1 | 0.79 | 20 | 15.80 | |  Lyall, Simon | | | 1692 | NZL | 0.50 | 1 | 0.35 | 20 | 7.00 | | | Zhang, Boyuan | | | 1344 | NZL | 0.50 | 1 | -0.08 | 20 | -1.60 | | | Cooper, Nigel | | | 1623 | NZL | 1.00 | 1 | 0.78 | 20 | 15.60 | | | Jones, Stephen K | | | 1540 | NZL | 1.00 | 1 | 0.69 | 20 | 13.80 | | | Jacobs, Hilton J | | | 1689 | NZL | 0.50 | 1 | 0.34 | 20 | 6.80 | |
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 |
| 1540 | 1400 | 0.50 | 2 | -0.24 | 20 | -4.80 | |
| | Picken, Oliver | c | | 1800 * | NZL | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Lal, Krystal | | | 1279 | NZL | 0.50 | 1 | -0.16 | 20 | -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) | | |
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