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Individual Calculations July 2023 |
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| Stoneman, Ian D Total change: -18.00 | |   |
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| Coulsdon Chess Summer Cup 2023 - U1500 Round 1 - June | Coulsdon | ENG | 2023-06-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1143 | 1315 | 2.00 | 4 | -0.90 | 20 | -18.00 | |
|  Collins, Michael E | | | 1122 | ENG | 0.50 | 1 | -0.25 | 20 | -5.00 | |  Wojtowicz, Bartosz | | | 1154 | POL | 0.50 | 1 | -0.21 | 20 | -4.20 | | | Thorpe, Mason | | | 1106 | ENG | 0.00 | 1 | -0.77 | 20 | -15.40 | | | Gadiraju, Nishith | | | 1191 | ENG | 1.00 | 1 | 0.33 | 20 | 6.60 | |
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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