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Individual Calculations January 2015 |
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| Hayward, Alan Total change: -0.20 | |   |
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| 23rd Hampstead Weekend Congress: Under 2200 | London | ENG | 2014-11-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1744 | 1966 | 3.50 | 5 | -0.22 | 20 | -4.40 | |
|  Sanitt, Ethan | | | 1582 | ENG | 1.00 | 1 | 0.09 | 20 | 1.80 | |  Verma, Aditya | | | 1611 | ENG | 1.00 | 1 | 0.11 | 20 | 2.20 | | | Peiris, T G M | | | 2096 | SRI | 0.00 | 1 | -0.32 | 20 | -6.40 | | | Brozel, Sacha | | | 1799 | ENG | 0.50 | 1 | -0.22 | 20 | -4.40 | | | Sit, Victoria | | | 1632 | ENG | 1.00 | 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) | | | | London Chess Classic 2014 Weekday U2000 | London | ENG | 2014-12-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1844 | 1966 | 3.50 | 5 | 0.21 | 20 | 4.20 | |
| | McKenna, John R | | | 1722 | ENG | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Reutimann, Hans Peter | | | 1847 | SUI | 1.00 | 1 | 0.34 | 20 | 6.80 | | | Matei, Ciprian | | | 1821 | ROU | 0.50 | 1 | -0.19 | 20 | -3.80 | | | Landau, Jonathan | | | 1966 | ENG | 0.00 | 1 | -0.50 | 20 | -10.00 | | | Wood, Peter C | | | 1862 | ENG | 1.00 | 1 | 0.36 | 20 | 7.20 | |
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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