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Rapid:
Individual Calculations February 2017 |
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| Ashraf, Zafar Total change: 12.00 | |   |
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| Golders Green Rapidplay Amateur Jan 17 | London | ENG | 2017-01-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1441 | 1459 | 4.00 | 5 | 1.48 | 20 | 29.60 | |
|  Hastilow, Sarah | | | 1103 | ENG | 1.00 | 1 | 0.11 | 20 | 2.20 | |  Peterson, Sam | | | 1465 | ENG | 1.00 | 1 | 0.51 | 20 | 10.20 | | | Macdonald, John | | | 1499 | ENG | 1.00 | 1 | 0.56 | 20 | 11.20 | | | Rocco, Lorenzo | | | 1565 | ENG | 0.50 | 1 | 0.14 | 20 | 2.80 | | | Bluestone, Dave J | | | 1575 | ENG | 0.50 | 1 | 0.16 | 20 | 3.20 | |
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) | | | | Muswell Hill FIDE Rapid January Amateur | London | ENG | 2017-01-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1400 | 1459 | 2.00 | 5 | -0.88 | 20 | -17.60 | |
| | Bluestone, Dave J | | | 1575 | ENG | 0.00 | 1 | -0.34 | 20 | -6.80 | | | Klingher, Bernard | | | 1256 | ENG | 0.50 | 1 | -0.26 | 20 | -5.20 | | | Simms, Geoffrey R | | | 1338 | ENG | 1.00 | 1 | 0.34 | 20 | 6.80 | | | Lionis, Yannis | | | 1422 | ENG | 0.50 | 1 | -0.05 | 20 | -1.00 | | | Leko, Ian E | | | 1407 | ENG | 0.00 | 1 | -0.57 | 20 | -11.40 | |
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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