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Individual Calculations February 2020 |
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| Pathmasiri, R D Isuru Saranga Total change: -46.40 | |   |
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| Sri Lanka National Amateur Chess Championship 2019 | Colombo | SRI | 2019-12-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1274 | 1299 | 1.50 | 5 | -1.16 | 40 | -46.40 | |
|  Guruge, Nalaka Neranjan | | | 1509 | SRI | 0.00 | 1 | -0.23 | 40 | -9.20 | |  Samarakoon, Vivash Ransara | | | 1030 | SRI | 0.00 | 1 | -0.83 | 40 | -33.20 | | | Anparasan, T | | | 1207 | SRI | 0.00 | 1 | -0.63 | 40 | -25.20 | | | Methsara, E G Ruvindu | | | 1151 | SRI | 1.00 | 1 | 0.30 | 40 | 12.00 | | | Kulathilake, S M M P | | | 1471 | SRI | 0.50 | 1 | 0.23 | 40 | 9.20 | |
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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