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Rapid:
Individual Calculations February 2017 |
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| Yapp, Christopher Total change: 6.40 | |   |
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| Golders Green Rapidplay Amateur Jan 17 | London | ENG | 2017-01-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1368 | 1386 | 3.00 | 5 | 0.41 | 20 | 8.20 | |
|  Bluestone, Dave J | | | 1575 | ENG | 0.00 | 1 | -0.25 | 20 | -5.00 | |  Kapur, Gul | | | 1216 | ENG | 1.00 | 1 | 0.28 | 20 | 5.60 | | | Clarke, Niall | | | 1453 | ENG | 0.00 | 1 | -0.41 | 20 | -8.20 | | | Usharovsky, Tom | | | 1134 | ENG | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Sanders, Tim | | | 1460 | ENG | 1.00 | 1 | 0.60 | 20 | 12.00 | |
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) | | | | Muswell Hill FIDE Rapid January Amateur | London | ENG | 2017-01-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1371 | 1386 | 2.00 | 4 | -0.09 | 20 | -1.80 | |
| | Bluestone, Dave J | | | 1575 | ENG | 0.00 | 1 | -0.25 | 20 | -5.00 | | | Kopanitsa, Anton | | | 1306 | ENG | 1.00 | 1 | 0.39 | 20 | 7.80 | | | Simms, Geoffrey R | | | 1338 | ENG | 0.00 | 1 | -0.57 | 20 | -11.40 | | | Demelo, Caitano | | | 1266 | IND | 1.00 | 1 | 0.34 | 20 | 6.80 | |
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) | | |
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