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Individual Calculations May 2023 |
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| Acharya, Kandara Total change: 14.80 | |   |
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| Bristol Open Spring Congress - 89th Bristol League Championship | Bristol | ENG | 2023-03-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1963 | 1521 | 0.00 | 1 | -0.06 | 40 | -2.40 | |
|  Baer, Bruce L | | | 1963 | ENG | 0.00 | 1 | -0.06 | 40 | -2.40 | |
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) | | | | 3rd 4NCL Easter Congress Under 2000 | Daventry | ENG | 2023-04-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1687 | 1563 | 2.50 | 6 | 0.43 | 40 | 17.20 | |
|  Tart, Peter K | | | 1857 | ENG | 0.00 | 1 | -0.15 | 40 | -6.00 | | | Obi, Okwose Marc | | | 1772 | ENG | 0.00 | 1 | -0.23 | 40 | -9.20 | | | Baxter, Martin | | | 1766 | ENG | 1.00 | 1 | 0.76 | 40 | 30.40 | | | Gunarathne, Senith | | | 1492 | ENG | 1.00 | 1 | 0.40 | 40 | 16.00 | | | Siu, Kam Wa | | | 1642 | HKG | 0.00 | 1 | -0.39 | 40 | -15.60 | | | Webster, Vivien | | | 1591 | ENG | 0.50 | 1 | 0.04 | 40 | 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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