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Individual Calculations May 2015 |
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| Torrance, John Total change: -6.20 | |   |
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| Hampstead Under 2200 Congress Apr 18 | London | ENG | 2015-04-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1694 | 1712 | 1.50 | 3 | -0.15 | 20 | -3.00 | |
|  Aravind, Subramanian N. | | | 2107 | IND | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Weaver, Lauren | | | 1494 | ENG | 0.50 | 1 | -0.28 | 20 | -5.60 | |  Akeya-Price, Robert | | | 1481 | ENG | 1.00 | 1 | 0.21 | 20 | 4.20 | |
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) | | | | Central London Chess Congress (Major Section) | London | ENG | 2015-04-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1677 | 1712 | 2.50 | 5 | -0.16 | 20 | -3.20 | |
| | Gibzinski, Stanislaw | | | 1312 * | POL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Morris-Hill, Ray | | | 1991 | ENG | 0.50 | 1 | 0.34 | 20 | 6.80 | | | Moss, Stephen | | | 1741 | ENG | 0.00 | 1 | -0.46 | 20 | -9.20 | | | Pride, Stephen C | | | 1656 | ENG | 0.50 | 1 | -0.08 | 20 | -1.60 | | | Norman, Nigel | | | 1684 | ENG | 0.50 | 1 | -0.04 | 20 | -0.80 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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