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Rapid:
Individual Calculations August 2017 |
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| Balouka-Myers, Toby Total change: -20.00 | |   |
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| 5th DeMontford Bell Kings Place Festival Amateur | London | ENG | 2017-07-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1308 | 1310 | 0.50 | 3 | -1.00 | 20 | -20.00 | |
|  Balouka-Myers, Raphael | | | 1321 | ENG | 0.50 | 1 | 0.02 | 20 | 0.40 | |  Porter, Matthew | | | 1450 | ENG | 0.00 | 1 | -0.31 | 20 | -6.20 | | | Usharovsky, Tom | | | 1153 | ENG | 0.00 | 1 | -0.71 | 20 | -14.20 | |
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) | | |
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