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Individual Calculations January 2020 |
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| Abeysinghe, H M H Janandani Total change: -59.20 | |   |
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| 11th Ethugalpura International Chess Championship 2019 | Kurunegala | SRI | 2019-11-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1329 | 1630 | 4.50 | 8 | -2.11 | 20 | -42.20 | |
|  Senanayake, C H | | | 1230 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Herath, H M J R | | | 1230 * | SRI | 0.00 | 1 | -0.92 | 20 | -18.40 | | | Thisera, I G T G | | | 1230 * | SRI | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Senarathne, S A Daham Tharushika | | | 1230 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Basnayake, Kaushal Chaturanga | | | 1230 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Wickramarathne, T D | c | | 1442 | SRI | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Madusanka, L D P | | | 1669 | SRI | 0.00 | 1 | -0.45 | 20 | -9.00 | | | Dassanayake, Tharusha Samadhi | | | 1373 | SRI | 0.00 | 1 | -0.82 | 20 | -16.40 | | | * 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 Women Chess Championship 2019 | Colombo | SRI | 2019-12-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1438 | 1630 | 2.00 | 4 | -0.85 | 20 | -17.00 | |
| | Ranganath, Tharuli Vihasna | | | 1268 | SRI | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Danawalavithana, D.w. A.g, H. | | | 1316 | SRI | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Chandrasiri, S A K | | wf | 1827 | SRI | 0.00 | 1 | -0.25 | 20 | -5.00 | | | Wilvalaarachchi, Oneli Omaya | | | 1340 | SRI | 0.00 | 1 | -0.84 | 20 | -16.80 | |
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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