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Individual Calculations February 2023 |
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| Zvaigzne, Janis Total change: -3.80 | |   |
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| Coulsdon Chess Dicky White - December | London | ENG | 2022-11-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1397 | 1290 | 0.50 | 2 | -0.22 | 20 | -4.40 | |
|  Smyth, Sandy A | | | 1304 | ENG | 0.50 | 1 | 0.02 | 20 | 0.40 | | | Elliott, Judah P | | | 1490 | CAN | 0.00 | 1 | -0.24 | 20 | -4.80 | |
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 |
| 1323 | 1300 | 0.50 | 1 | 0.03 | 20 | 0.60 | |
| | Howes, David J | | | 1323 | ENG | 0.50 | 1 | 0.03 | 20 | 0.60 | |
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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