Individual Calculations February 2023 |
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Boztas, Lana Total change: -21.00 | | |
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Coulsdon Chess Dicky White - December | London | ENG | 2022-11-28 |
Rc | Ro | w | n | change | K | K*chg | Game |
1329 | 1358 | 0.50 | 2 | -0.58 | 20 | -11.60 | |
| Kusumakar, Ruari | | | 1303 | ENG | 0.00 | 1 | -0.58 | 20 | -11.60 | | Stoneman, Ian D | | | 1355 | ENG | 0.50 | 1 | 0.00 | 20 | 0.00 | | 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) | | Coulsdon Chess Dicky White - January | London | ENG | 2023-01-09 |
Rc | Ro | w | n | change | K | K*chg | Game |
1377 | 1364 | 0.50 | 2 | -0.47 | 20 | -9.40 | |
| Kumar, Sachin | | | 1447 | ENG | 0.00 | 1 | -0.39 | 20 | -7.80 | | Kusumakar, Ruari | | | 1307 | ENG | 0.50 | 1 | -0.08 | 20 | -1.60 | | 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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