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Individual Calculations February 2023 |
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| Weerakoon, D D P Total change: -39.40 | |   |
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| Kaluthara International Chess Festival 2023 | Kaluthara | SRI | 2023-01-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1313 | 1657 | 4.00 | 7 | -1.97 | 20 | -39.40 | |
|  Vishaleni, U | | | 1091 | SRI | 0.00 | 1 | -0.98 | 20 | -19.60 | | | Minthaka, P D Yasiru Nivain | | | 1257 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Alwis, H Sandithi Kusalya | | | 1201 | SRI | 1.00 | 1 | 0.06 | 20 | 1.20 | | | Ganepola, Thushanu Yasmith | | | 1316 | SRI | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Amarathunga, Kosala Sandeepa Cham | | | 1423 | SRI | 0.00 | 1 | -0.79 | 20 | -15.80 | | | Herath, H M J R | | | 1278 | SRI | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Lakshitha, H H Sasindu | | | 1624 | SRI | 0.00 | 1 | -0.55 | 20 | -11.00 | | | * 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) | | |
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