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Individual Calculations February 2017 |
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| Parry, Matthew Total change: -0.80 | |   |
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| South Wales New Year Open 2017 | Bridgend | WLS | 2017-01-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1870 | 1901 | 2.50 | 5 | -0.10 | 20 | -2.00 | |
|  Bullen, Alex | | | 2105 | WLS | 0.00 | 1 | -0.24 | 20 | -4.80 | |  Jukes, Sam | | | 1730 | WLS | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Lewis, David Rhys | | | 1948 | WLS | 0.50 | 1 | 0.07 | 20 | 1.40 | | | Govindaraj, Neya | | | 1501 * | WLS | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Brown, Thomas | | | 2065 | WLS | 0.00 | 1 | -0.28 | 20 | -5.60 | | | * 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) | | | | Welsh Chess Premier League 2016/17 Round 2 | Various | WLS | 2017-01-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1941 | 1901 | 0.50 | 1 | 0.06 | 20 | 1.20 | |
| | Davies, Matthew | | | 1941 | WLS | 0.50 | 1 | 0.06 | 20 | 1.20 | |
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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