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Individual Calculations May 2023 |
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| Coates, Alex Total change: 44.20 | |   |
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| 2023 Wellington Open | Wellington | NZL | 2023-04-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1712 | 1421 | 2.50 | 5 | 1.22 | 20 | 24.40 | |
|  Dive, Russell J | m | | 2223 | NZL | 0.00 | 1 | 0.00 | 20 | 0.00 | |  Yang, Edison J | | | 1301 | NZL | 1.00 | 1 | 0.34 | 20 | 6.80 | | | Tanoi, T Edward | | | 1796 | NZL | 1.00 | 1 | 0.91 | 20 | 18.20 | | | Perrin, Brent | | | 1744 | ENG | 0.00 | 1 | -0.13 | 20 | -2.60 | | | Malcolm, Aidan | | | 1495 | NZL | 0.50 | 1 | 0.10 | 20 | 2.00 | |
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) | | | | George Trundle Qualifiers 2023 | Auckland | NZL | 2023-04-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1370 | 1421 | 5.50 | 8 | 0.99 | 20 | 19.80 | |
| | Tao, Junqing Jerome | | | 1418 | NZL | 0.50 | 1 | 0.00 | 20 | 0.00 | | | Holdo, Karl | | | 1511 | NZL | 1.00 | 1 | 0.62 | 20 | 12.40 | | | Weng, Stephen | | | 1159 | NZL | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Steele, Hayden | | | 1549 | NZL | 1.00 | 1 | 0.67 | 20 | 13.40 | | | Barry, Jacob | | | 1222 | NZL | 1.00 | 1 | 0.24 | 20 | 4.80 | | | Tang, Tracy | | | 1412 | NZL | 0.50 | 1 | -0.01 | 20 | -0.20 | | | Preeyansh, Roul | | | 1340 | IND | 0.00 | 1 | -0.61 | 20 | -12.20 | | | Hooton, Barry R | | | 1349 | NZL | 0.50 | 1 | -0.10 | 20 | -2.00 | |
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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