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Individual Calculations February 2019 |
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| Wickramasuriya, Kenolee Total change: 11.60 | |   |
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| Sri Lanka National Youth Chess Championship 2018 Under - 11 years Girls | Colombo | SRI | 2018-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1148 | 1162 | 1.50 | 3 | -0.08 | 40 | -3.20 | |
|  Vithanawasam, Oneli | | | 1009 | SRI | 0.00 | 1 | -0.70 | 40 | -28.00 | |  Abewardhana, Nuhansa Dewlini | | | 1040 | SRI | 1.00 | 1 | 0.33 | 40 | 13.20 | | | Sanudula, K M Dahamdi | | wc | 1394 | SRI | 0.50 | 1 | 0.29 | 40 | 11.60 | |
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) | | | | 7th Kaluthara Chess Festival 2019 | Kaluthara | SRI | 2019-01-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1492 | 1162 | 1.00 | 5 | 0.37 | 40 | 14.80 | |
| | Chankamie, M K T | | | 1447 | SRI | 0.00 | 1 | -0.16 | 40 | -6.40 | | | Dissanayaka, Yadeesha Rashmane | c | | 1488 | SRI | 0.00 | 1 | -0.13 | 40 | -5.20 | | | De Silva, Chamindra | | | 1520 | SRI | 1.00 | 1 | 0.90 | 40 | 36.00 | | | Pathmasiri, R D Isuru Saranga | | | 1441 | SRI | 0.00 | 1 | -0.16 | 40 | -6.40 | | | Sooriyaarachchi, Isuru Madusha | | | 1562 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | * 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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