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Rapid:
Individual Calculations December 2018 |
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| Yu, Jeffrey Total change: 18.60 | |   |
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| 2018 Summit Rapid B Grade | Auckland | NZL | 2018-11-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1446 | 1381 | 3.00 | 5 | 0.93 | 20 | 18.60 | |
|  Jacobs, Hilton J | | | 1683 | NZL | 0.00 | 1 | -0.15 | 20 | -3.00 | |  Zhao, Jay Zi Xuan | | | 1072 | NZL | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Gao, Hugh Zihuai | | | 1471 | NZL | 1.00 | 1 | 0.62 | 20 | 12.40 | | | Zheng, Thomas | | | 1517 | NZL | 0.00 | 1 | -0.32 | 20 | -6.40 | | | Ning, Isabelle Yixuan | | | 1485 | NZL | 1.00 | 1 | 0.64 | 20 | 12.80 | |
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) | | |
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