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Individual Calculations January 2015 |
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| Covey, Jason Total change: 24.00 | |   |
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| 23rd Hampstead Weekend Congress: Under 2200 | London | ENG | 2014-11-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1679 | 1538 | 2.00 | 4 | 0.74 | 40 | 29.60 | |
|  Woltery, Nicolai | | | 1738 | ENG | 0.00 | 1 | -0.24 | 40 | -9.60 | |  Wu, Haotian | | | 1674 | ENG | 1.00 | 1 | 0.68 | 40 | 27.20 | | | Nayak, Raghav | | | 1697 | ENG | 0.00 | 1 | -0.29 | 40 | -11.60 | | | Baroukh, Leon | | | 1605 | ENG | 1.00 | 1 | 0.59 | 40 | 23.60 | |
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) | | | | 24th Hampstead Weekend Congress: Under 2200 | London | ENG | 2014-12-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1727 | 1535 | 1.00 | 4 | -0.14 | 40 | -5.60 | |
| | Millward, David J | | | 1873 | ENG | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Botteley, Mike T | | | 1912 | ENG | 0.00 | 1 | -0.09 | 40 | -3.60 | | | Davies, Cledwyn | | | 1495 | WLS | 1.00 | 1 | 0.44 | 40 | 17.60 | | | Balaji, Aaravamudhan | | | 1627 | ENG | 0.00 | 1 | -0.37 | 40 | -14.80 | |
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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