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Individual Calculations January 2020 |
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| Wiratunga, Jenith Total change: -24.80 | |   |
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| 11th Ethugalpura International Chess Championship 2019 | Kurunegala | SRI | 2019-11-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1254 | 1503 | 5.00 | 8 | -1.23 | 40 | -49.20 | |
|  Rajapaksa, Minagi | | | 1161 | SRI | 1.00 | 1 | 0.12 | 40 | 4.80 | |  Keerthirathne, Adeepa | | | 1103 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Wijekoon, Chandana | c | | 1903 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Dissanayake, D M S L | | | 1248 | SRI | 0.00 | 1 | -0.81 | 40 | -32.40 | | | Dissanayake, E M T N | | | 1103 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Attanayake, Chanindi Mewna | | | 1206 | SRI | 0.00 | 1 | -0.85 | 40 | -34.00 | | | Vikasitha, Y M T Dinoj | | | 1103 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Gunasekara, K P K Hesara | | | 1207 | SRI | 1.00 | 1 | 0.15 | 40 | 6.00 | | | * 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 Inter Club B Chess Championship 2019 - Finals | Colombo | SRI | 2019-12-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1594 | 1503 | 2.50 | 5 | 0.61 | 40 | 24.40 | |
| | Ayestian, Aloysius | | | 1607 | SRI | 0.50 | 1 | 0.14 | 40 | 5.60 | | | Aluvihare, Shakila | | | 1704 | SRI | 1.00 | 1 | 0.76 | 40 | 30.40 | | | Walisundara, W M U | | | 1610 | SRI | 0.50 | 1 | 0.15 | 40 | 6.00 | | | Yatawara, O L B | | | 1553 | SRI | 0.00 | 1 | -0.43 | 40 | -17.20 | | | De Silva, S S Gayashan | | | 1498 | SRI | 0.50 | 1 | -0.01 | 40 | -0.40 | |
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) | | |
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