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Individual Calculations March 2018 |
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| De Silva, Chamindra Total change: 1.20 | |   |
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| Kaluthara International Chess Festival 2018 | Kaluthara | SRI | 2018-01-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1359 | 1564 | 3.50 | 6 | -0.88 | 20 | -17.60 | |
|  Jayasinghe, Miyuni Thisanya | | | 1164 * | SRI | 0.50 | 1 | -0.42 | 20 | -8.40 | |  Peiris, K Bimsara | | | 1273 | SRI | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Alwela, Senuja Thimeth | | | 1252 | SRI | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Alahakoon, T N | | | 1747 | SRI | 0.00 | 1 | -0.26 | 20 | -5.20 | | | Hetti Arachchige, Thisumi S | | | 1250 | SRI | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Kalinga, Kalindu Kusalwin | | | 1470 | SRI | 0.00 | 1 | -0.63 | 20 | -12.60 | | | * 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) | | | | Sri Lanka National (Women's Qualifying) Chess Championship 2018 - Colombo Event | Colombo | SRI | 2018-02-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1403 | 1564 | 5.00 | 6 | 0.94 | 20 | 18.80 | |
| | Kandegedara, Dihini Yevanya | | | 1164 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Ranishani, W A Sandaru | | | 1188 | SRI | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Chamathka, Weerasinghe A Chethan | | | 1340 | SRI | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Pavalachandran, Ashvini | | | 1540 | SRI | 1.00 | 1 | 0.47 | 20 | 9.40 | | | De Silva, Shelani | | | 1576 | SRI | 0.50 | 1 | 0.02 | 20 | 0.40 | | | De Silva, Tenara | | | 1609 | SRI | 0.50 | 1 | 0.06 | 20 | 1.20 | | | * 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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