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Individual Calculations February 2019 |
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| Chong, Kimberly Total change: 37.60 | |   |
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| South Wales New Year Open 2019 | Bridgend | WLS | 2019-01-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1835 | 1682 | 1.50 | 5 | -0.02 | 40 | -0.80 | |
|  Waterfield, John W | | | 1920 | WLS | 0.00 | 1 | -0.20 | 40 | -8.00 | |  Borkowski, J Andrew | | | 1835 | WLS | 0.50 | 1 | 0.20 | 40 | 8.00 | | | Howells, Chris | | | 1834 | WLS | 1.00 | 1 | 0.70 | 40 | 28.00 | | | Fox, Chris | | | 1675 | WLS | 0.00 | 1 | -0.51 | 40 | -20.40 | | | Robinson, David | | | 1912 | WLS | 0.00 | 1 | -0.21 | 40 | -8.40 | |
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) | | | | 2018/19 4NCL Div 4 Rounds 3 - 4 | Bedford | ENG | 2019-01-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2001 | 1682 | 0.50 | 2 | 0.23 | 40 | 9.20 | |
| | Walker, Andrew N | | | 2039 | ENG | 0.50 | 1 | 0.39 | 40 | 15.60 | | | Parker, Francis | | | 1962 | RSA | 0.00 | 1 | -0.16 | 40 | -6.40 | |
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) | | | | Welsh Chess Premier League 2018/2019 Round 3 | Neath | WLS | 2019-01-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1856 | 1682 | 1.00 | 1 | 0.73 | 40 | 29.20 | |
| | Moore, Robert | | | 1856 | WLS | 1.00 | 1 | 0.73 | 40 | 29.20 | |
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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