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Individual Calculations December 2022 |
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| Cook, Geoff L Total change: -14.80 | |   |
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| 2022 Box Hill Open Rounds 4-7 | Melbourne | AUS | 2022-11-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1609 | 1520 | 0.50 | 3 | -0.68 | 20 | -13.60 | |
|  Raine, Marcus | | | 1802 | AUS | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Thogata, Randheer | | | 1706 | AUS | 0.50 | 1 | 0.24 | 20 | 4.80 | |  Garden, Zachary | | | 1319 | AUS | 0.00 | 1 | -0.76 | 20 | -15.20 | |
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) | | | | 2022 Chess Artists Open Rounds 1-4 | Melbourne | AUS | 2022-11-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1498 | 1520 | 2.00 | 4 | -0.06 | 20 | -1.20 | |
| | Zhao, Tiger Chengxin | | | 1185 | AUS | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Thogata, Randheer | | | 1706 | AUS | 0.00 | 1 | -0.26 | 20 | -5.20 | | | Dakic, Dusan | | | 1701 | AUS | 0.00 | 1 | -0.26 | 20 | -5.20 | | | Beckman, John | | | 1400 | AUS | 1.00 | 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) | | |
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