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Individual Calculations January 2019 |
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| Howes, David J Total change: -39.80 | |   |
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| CCF Winter Chess Club LP Matches Stage 5 | London | ENG | 2018-12-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1454 | 1448 | 1.00 | 2 | 0.01 | 20 | 0.20 | |
|  Gliddon, Daniel J | | | 1444 | ENG | 0.50 | 1 | -0.01 | 20 | -0.20 | |  Stoneman, Ian D | | | 1464 | ENG | 0.50 | 1 | 0.02 | 20 | 0.40 | |
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) | | | | 10th CSC London Chess Classic: 5-Day Under 1750 | London | ENG | 2018-12-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1416 | 1448 | 0.50 | 4 | -1.61 | 20 | -32.20 | |
| | O`caolaidhe, Cormac | | | 1637 | IRL | 0.00 | 1 | -0.25 | 20 | -5.00 | | | Dyte, Alistair P | | | 1599 | ENG | 0.00 | 1 | -0.30 | 20 | -6.00 | | | Sheng, Benjamin | | | 1121 | ENG | 0.50 | 1 | -0.37 | 20 | -7.40 | | | Othman, Wael | | | 1305 | EGY | 0.00 | 1 | -0.69 | 20 | -13.80 | |
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) | | | | 10th CSC London Chess Classic: Weekend Under 1600 | London | ENG | 2018-12-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1197 | 1448 | 2.00 | 3 | -0.39 | 20 | -7.80 | |
| | Shatil, Or | | | 1058 | ISR | 0.50 | 1 | -0.41 | 20 | -8.20 | | | Roy, Tom | | | 1250 | ENG | 0.50 | 1 | -0.26 | 20 | -5.20 | | | Barbero, Federico | | | 1284 | ITA | 1.00 | 1 | 0.28 | 20 | 5.60 | |
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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