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Rapid:
Individual Calculations May 2021 |
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| Chen, David Total change: 34.80 | |   |
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| 2021 Bob Wade Memorial B | Auckland | NZL | 2021-04-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1466 | 1266 | 2.50 | 4 | 1.29 | 20 | 25.80 | |
|  Lyall, Simon | | | 1726 | NZL | 0.00 | 1 | -0.05 | 20 | -1.00 | |  Chen, Alina | | | 1057 | NZL | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Eade, Don | c | | 1674 | NZL | 0.50 | 1 | 0.42 | 20 | 8.40 | | | Smith, Scott R | | | 1405 | NZL | 1.00 | 1 | 0.69 | 20 | 13.80 | |
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) | | | | 2021 ACC Autumn Rapid | Auckland | NZL | 2021-04-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1553 | 1266 | 1.00 | 3 | 0.45 | 20 | 9.00 | |
| | Lyall, Simon | | | 1726 | NZL | 0.00 | 1 | -0.05 | 20 | -1.00 | | | Deng, Abraham | | | 1375 | NZL | 1.00 | 1 | 0.65 | 20 | 13.00 | | | Weng, Xintong (winston) | | | 1559 | NZL | 0.00 | 1 | -0.15 | 20 | -3.00 | |
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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