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Rapid:
Individual Calculations April 2018 |
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| Mozaffari, Mohammed Total change: 41.80 | |   |
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| Golders Green FIDE Rapid Chess March Amateur | London | ENG | 2018-03-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1431 | 1575 | 2.50 | 3 | 0.43 | 20 | 8.60 | |
|  McKenzie, Alex | | | 1424 | ENG | 1.00 | 1 | 0.30 | 20 | 6.00 | |  Abdalla, Filipe | | | 1384 | ENG | 1.00 | 1 | 0.25 | 20 | 5.00 | | | Davies, Mark B | | | 1484 | ENG | 0.50 | 1 | -0.12 | 20 | -2.40 | |
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) | | | | 24th Birmingham Rapidplay Inter | Birmingham | ENG | 2018-03-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1506 | 1575 | 4.00 | 4 | 1.66 | 20 | 33.20 | |
| | Johnson, Mike J | | | 1580 | ENG | 1.00 | 1 | 0.51 | 20 | 10.20 | | | Asbury, Jon A | | | 1581 | ENG | 1.00 | 1 | 0.51 | 20 | 10.20 | | | Riley, Mark | | | 1547 | ENG | 1.00 | 1 | 0.46 | 20 | 9.20 | | | Loach, Peter L | | | 1315 | ENG | 1.00 | 1 | 0.18 | 20 | 3.60 | |
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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