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Individual Calculations February 2016 |
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| Bridges, Paul Total change: -18.00 | |   |
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| Welsh Chess Premier League 2015/16 Round 3 | Various | WLS | 2016-01-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2017 | 1839 | 0.50 | 1 | 0.23 | 20 | 4.60 | |
|  Spencer, Douglas | | | 2017 | WLS | 0.50 | 1 | 0.23 | 20 | 4.60 | |
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) | | | | 2016 South Wales New Year Congress | Penarth | WLS | 2016-01-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1827 | 1839 | 1.50 | 5 | -1.13 | 20 | -22.60 | |
| | Sands, David A | | | 2143 | WLS | 0.00 | 1 | -0.14 | 20 | -2.80 | |  Donovan, Edward | | | 1682 | WLS | 0.50 | 1 | -0.21 | 20 | -4.20 | | | Lutchman Singh, Karanvir | | | 1738 | WLS | 0.50 | 1 | -0.14 | 20 | -2.80 | | | Thomas, Roy | | | 1722 | WLS | 0.50 | 1 | -0.16 | 20 | -3.20 | | | Kelly, Paul J | | | 1851 | WLS | 0.00 | 1 | -0.48 | 20 | -9.60 | |
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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