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Individual Calculations November 2023 |
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| Welch, Ian Total change: -40.80 | |   |
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| 2023 John Purdy Memorial Major Rounds 6-9 | Sydney | AUS | 2023-10-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1692 | 1809 | 1.50 | 4 | -1.02 | 40 | -40.80 | |
|  Simutanyi, Kozo | | | 2092 | AUS | 0.00 | 1 | -0.16 | 40 | -6.40 | |  Wang, Daniel | | | 1743 | AUS | 0.00 | 1 | -0.59 | 40 | -23.60 | | | Beeh, Tom | | | 1474 | AUS | 1.00 | 1 | 0.12 | 40 | 4.80 | | | Yajaman, Ayush | | | 1457 | IND | 0.50 | 1 | -0.39 | 40 | -15.60 | |
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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