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Individual Calculations February 2019 |
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| Popham, Sarah Total change: 20.00 | |   |
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| Gibraltar International Chess Festival 2019 Amateurs A | Catalan Bay | ENG | 2019-01-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1687 | 1352 | 1.00 | 4 | 0.50 | 40 | 20.00 | |
|  Christophe-Hayot, Romain | | | 1729 | FRA | 0.00 | 1 | -0.09 | 40 | -3.60 | |  Longdin, Michael | | | 1735 | ENG | 0.00 | 1 | -0.09 | 40 | -3.60 | | | Haddock, Paul | | | 1580 | ENG | 1.00 | 1 | 0.79 | 40 | 31.60 | | | D Haluin, Wim | | | 1702 | BEL | 0.00 | 1 | -0.11 | 40 | -4.40 | |
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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