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Individual Calculations March 2018 |
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| Bottema, Martin Total change: 6.60 | |   |
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| Tradewise Gibraltar Chess Festival 2018 Challenger B | Gibraltar | ENG | 2018-01-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2081 | 2114 | 2.50 | 4 | 0.33 | 20 | 6.60 | |
|  Garcia Lopez, Juan Antonio | | | 1959 | ESP | 0.50 | 1 | -0.21 | 20 | -4.20 | |  Brown, David | | | 1953 | ENG | 1.00 | 1 | 0.29 | 20 | 5.80 | | | Galvan, Jesus | f | | 2223 | PER | 0.50 | 1 | 0.15 | 20 | 3.00 | | | Dolzhikova, Olga | | wg | 2187 | NOR | 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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