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Individual Calculations May 2017 |
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| Jayasundara, K M Sohanee Divyana Total change: 92.00 | |   |
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| Sri Lanka Women's Qualifying Championship 2017 - Colombo | Colombo | SRI | 2017-03-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1350 | 1346 | 4.50 | 6 | 1.52 | 40 | 60.80 | |
|  Chanika, Dushani | | | 1116 | SRI | 1.00 | 1 | 0.21 | 40 | 8.40 | |  Ranishani, W A Sandaru | | | 1087 | SRI | 1.00 | 1 | 0.18 | 40 | 7.20 | | | Nonis, P A R R | | | 1560 | SRI | 0.50 | 1 | 0.27 | 40 | 10.80 | | | Sandeepani, M Tharushi | | | 1330 | SRI | 1.00 | 1 | 0.48 | 40 | 19.20 | | | De Silva, Shelani | | | 1630 | SRI | 0.50 | 1 | 0.34 | 40 | 13.60 | | | Jayasekera, Himasha Dulanji | | wc | 1376 | SRI | 0.50 | 1 | 0.04 | 40 | 1.60 | |
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) | | | | Colombo Chess Festival 2017 | Colombo | SRI | 2017-04-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1393 | 1346 | 4.50 | 7 | 1.15 | 40 | 46.00 | |
| | Wijekoon, Chandana | c | | 1746 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Pinnagoda, P G Anuhas Suradunu | | | 1082 | SRI | 1.00 | 1 | 0.18 | 40 | 7.20 | | | Perera, Mulina | | | 1130 | SRI | 1.00 | 1 | 0.22 | 40 | 8.80 | | | Randil, Lakshitha | | | 1746 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Thanuja, Dewsara | | | 1145 | SRI | 1.00 | 1 | 0.24 | 40 | 9.60 | | | Lasitha, Subash | c | | 1746 * | SRI | 0.50 | 1 | 0.42 | 40 | 16.80 | | | Dilanya, W V Nethmi | | | 1157 | SRI | 1.00 | 1 | 0.25 | 40 | 10.00 | | | * 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) | | | | National Youth Chess Championship 2017 - Under 16 Girls | Colombo | SRI | 2017-04-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1292 | 1346 | 3.00 | 6 | -0.37 | 40 | -14.80 | |
| | Thuduwage, Yasasirini Pabasara | | | 1460 | SRI | 0.00 | 1 | -0.34 | 40 | -13.60 | | | Nirushiya, A | | | 1045 | SRI | 1.00 | 1 | 0.15 | 40 | 6.00 | | | Wijesuriya, G P Y | | wc | 1573 | SRI | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Ekanayake , Devmini Savindi | | | 1223 | SRI | 1.00 | 1 | 0.33 | 40 | 13.20 | | | Madurapperuma, M A D Maheshika L | | | 1353 | SRI | 0.00 | 1 | -0.49 | 40 | -19.60 | | | Wanigasinghe, M.amanda | | | 1097 | SRI | 1.00 | 1 | 0.19 | 40 | 7.60 | |
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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