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Individual Calculations August 2019 |
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| Weerakoon, Nalin Total change: 6.80 | |   |
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| 7th Mercantile and Government Service Chess Championship 2019 | Colombo | SRI | 2019-07-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1453 | 1428 | 1.50 | 3 | 0.17 | 40 | 6.80 | |
|  Fonseka, C K D | | | 1684 | SRI | 0.00 | 1 | -0.19 | 40 | -7.60 | |  Premathilaka, W P P G Sampath | | | 1028 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Siriwardena, Chirath | | | 1648 | SRI | 0.50 | 1 | 0.28 | 40 | 11.20 | | | * 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) | | |
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