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Individual Calculations October 2018 |
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| Askey, Roshell Nathasha Total change: -26.00 | |   |
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| 4th Negambo International Chess Festival 2018 | Negambo | SRI | 2018-08-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1315 | 1545 | 4.50 | 6 | -0.03 | 40 | -1.20 | |
|  Wijekoon, Venuja Ransana | | | 1145 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Karunaratne, Rahel Chaanakya | | | 1169 | SRI | 0.50 | 1 | -0.41 | 40 | -16.40 | | | Perera, D G D S Vidarsha | | | 1190 | SRI | 1.00 | 1 | 0.11 | 40 | 4.40 | | | Athavan, R K | | | 1901 | SRI | 0.00 | 1 | -0.11 | 40 | -4.40 | | | Panthaka, W J N Malindu | | | 1180 | SRI | 1.00 | 1 | 0.10 | 40 | 4.00 | | | Jayasuriya, Linali Andrea | | | 1306 | SRI | 1.00 | 1 | 0.20 | 40 | 8.00 | | | * 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 Junior Girls National Chess Championship 2018 | Colombo | SRI | 2018-08-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1341 | 1545 | 4.50 | 7 | -0.62 | 40 | -24.80 | |
| | Attanayake, Chanindi Mewna | | | 1145 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Wijesinghe, W M M N | | | 1266 | SRI | 1.00 | 1 | 0.16 | 40 | 6.40 | | | Jayathilaka, W A Sachini Hansika | | | 1235 | SRI | 1.00 | 1 | 0.14 | 40 | 5.60 | | | Abeysinghe, H M H Janandani | | | 1678 | SRI | 0.00 | 1 | -0.32 | 40 | -12.80 | | | Epa, W Bethmee V | | | 1315 | SRI | 1.00 | 1 | 0.21 | 40 | 8.40 | | | Pavalachandran, Ashvini | | | 1548 | SRI | 0.00 | 1 | -0.50 | 40 | -20.00 | | | Poththewala, Chamindi | | | 1199 | SRI | 0.50 | 1 | -0.39 | 40 | -15.60 | | | * 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) | | |
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