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Individual Calculations February 2023 |
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| Kumar, Sachin Total change: 47.20 | |   |
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| Coulsdon Chess Dicky White - December | London | ENG | 2022-11-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1365 | 1419 | 2.00 | 3 | 0.30 | 40 | 12.00 | |
|  Aiyyapan, Sudersen | | | 1073 | ENG | 1.00 | 1 | 0.11 | 40 | 4.40 | | | Odunaiya, Victor | | | 1719 | ENG | 0.00 | 1 | -0.15 | 40 | -6.00 | |  Smyth, Sandy A | | | 1304 | ENG | 1.00 | 1 | 0.34 | 40 | 13.60 | |
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) | | | | Coulsdon Chess Dicky White - January | London | ENG | 2023-01-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1402 | 1447 | 2.00 | 2 | 0.88 | 40 | 35.20 | |
| | Boztas, Lana | | | 1364 | ENG | 1.00 | 1 | 0.39 | 40 | 15.60 | | | Miles, Barry S | | | 1439 | ENG | 1.00 | 1 | 0.49 | 40 | 19.60 | |
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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