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Rapid:
Individual Calculations July 2017 |
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| Somupillai, Selvarattinam Genga Total change: 2.80 | |   |
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| Golders Green FIDE Rapid Chess Amateur June 2017 | London | ENG | 2017-06-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1252 | 1485 | 2.50 | 3 | 0.14 | 20 | 2.80 | |
|  Orgler, Lukas | | | 1190 | ENG | 0.50 | 1 | -0.35 | 20 | -7.00 | |  Healey, David J | | | 1211 | ENG | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Simms, Geoffrey R | | | 1354 | ENG | 1.00 | 1 | 0.32 | 20 | 6.40 | |
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) | | |
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