Individual Calculations August 2021 |
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Armstrong, Gary Total change: 11.80 | | |
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2021 Ford-Greenwood Seniors Open | Sydney | AUS | 2021-05-25 |
Rc | Ro | w | n | change | K | K*chg | Game |
1679 | 1664 | 2.50 | 4 | 0.59 | 20 | 11.80 | |
| Jeffreys, Roger W | | | 1588 | AUS | 1.00 | 1 | 0.40 | 20 | 8.00 | | Watson, Robert A | | | 1742 | AUS | 0.00 | 1 | -0.39 | 20 | -7.80 | | Macfarlane, John D | | | 1605 | AUS | 1.00 | 1 | 0.42 | 20 | 8.40 | | Sirkka, Pertti T | | | 1781 | AUS | 0.50 | 1 | 0.16 | 20 | 3.20 | | 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) | |
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