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Individual Calculations November 2015 |
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| Udara, D A Yasas Total change: 16.40 | |   |
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| Buddhi International Rating Chess Championship 2015 | Gampaha | SRI | 2015-09-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1526 | 1334 | 2.00 | 5 | 0.61 | 40 | 24.40 | |
|  Gunaratne, Manisha Suchini | | wf | 1665 | SRI | 0.00 | 1 | -0.12 | 40 | -4.80 | |  Kumari, S C T | | | 1606 | SRI | 1.00 | 1 | 0.83 | 40 | 33.20 | | | Madushan, K D Tharusha | | | 1687 | SRI | 0.00 | 1 | -0.11 | 40 | -4.40 | | | Herath, H M S S A | | | 1524 | SRI | 0.00 | 1 | -0.25 | 40 | -10.00 | | | Senanayaka, N Nemjith | | | 1150 | SRI | 1.00 | 1 | 0.26 | 40 | 10.40 | |
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) | | | | Negombo Chess Festival 2015 | Negombo | SRI | 2015-10-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1706 | 1334 | 0.00 | 2 | -0.20 | 40 | -8.00 | |
| | De Silva, Osheen | | | 1734 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Jayaweera, C L | | | 1678 | SRI | 0.00 | 1 | -0.12 | 40 | -4.80 | | | * 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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