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Individual Calculations November 2018 |
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| Yu, Jeffrey Total change: 107.60 | |   |
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| North Island Championship 2018 | Palmerston North | NZL | 2018-10-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1535 | 1430 | 4.50 | 8 | 1.30 | 40 | 52.00 | |
|  Wells, Clinton A | | | 1830 * | NZL | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Steadman, Mathew | | | 1366 | NZL | 0.50 | 1 | -0.09 | 40 | -3.60 | | | Zhang, Kendrick | | | 1252 | NZL | 1.00 | 1 | 0.27 | 40 | 10.80 | | | Xu, Hannah | | | 1082 | NZL | 1.00 | 1 | 0.11 | 40 | 4.40 | | | Winter, Ryan | | | 1728 | NZL | 0.00 | 1 | -0.15 | 40 | -6.00 | | | Ning, Isabelle Yixuan | | | 1360 | NZL | 1.00 | 1 | 0.40 | 40 | 16.00 | | | Lovejoy, David | | | 1830 * | AUS | 1.00 | 1 | 0.92 | 40 | 36.80 | | | Steadman, Michael V R | f | | 1830 * | NZL | 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) | | | | Merv Morrison Memorial 2018 | Auckland | NZL | 2018-10-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1598 | 1430 | 3.00 | 5 | 1.39 | 40 | 55.60 | |
| | Runcan, Daniel-Ioan | | | 1830 * | ROU | 0.50 | 1 | 0.42 | 40 | 16.80 | | | Hackney, Leyton | | | 1660 | NZL | 0.50 | 1 | 0.29 | 40 | 11.60 | | | Weegenaar, David P | | | 1830 * | NZL | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Barry, Jacob | | | 1199 | NZL | 1.00 | 1 | 0.21 | 40 | 8.40 | | | Li, Allen | | | 1469 | NZL | 1.00 | 1 | 0.55 | 40 | 22.00 | | | * 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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