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Individual Calculations December 2019 |
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| Hastilow, Sarah Total change: 5.40 | |   |
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| CCF Daytime Chess - Autumn 2019 NOV 2019 R8-12 | London | ENG | 2019-10-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1315 | 1206 | 1.50 | 4 | 0.04 | 20 | 0.80 | |
|  Gray, David | | | 1122 | ENG | 0.50 | 1 | -0.12 | 20 | -2.40 | |  Miles, Barry S | | | 1485 | ENG | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Bennett, Delroy | | | 1326 | ENG | 0.00 | 1 | -0.34 | 20 | -6.80 | | | Charles, Gregory M | | | 1325 | ENG | 1.00 | 1 | 0.66 | 20 | 13.20 | |
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) | | | | Hampstead FIDE Chess Congress November 2019 U1700 | London | ENG | 2019-11-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1528 | 1202 | 0.50 | 2 | 0.23 | 20 | 4.60 | |
| | Karjalainen, Nuutti | | | 1602 * | FIN | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Goulbourne, Nick | | | 1454 | ENG | 0.50 | 1 | 0.31 | 20 | 6.20 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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