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Individual Calculations June 2023 |
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| Abeysekera, Bises Oneja Total change: 68.00 | |   |
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| Supr Knights Open International Rating Chess Championship 2023 | Colombo | SRI | 2023-04-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1399 | 1135 | 1.00 | 3 | 0.40 | 40 | 16.00 | |
|  Lakshitha, H H Sasindu | | | 1572 | SRI | 0.00 | 1 | -0.06 | 40 | -2.40 | |  Bandara, S M Sanjaya D | | | 1355 | SRI | 0.50 | 1 | 0.28 | 40 | 11.20 | | | Ramyasiri, Kaveen Poorna | | | 1271 | SRI | 0.50 | 1 | 0.18 | 40 | 7.20 | |
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) | | | | Colombo International Chess Festival 2023 | Colombo | SRI | 2023-05-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1330 | 1114 | 2.00 | 3 | 1.30 | 40 | 52.00 | |
| | Wijeratne, Rehan Nawantha | | | 1428 | SRI | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Kaushalya, W A K | | | 1262 | SRI | 1.00 | 1 | 0.70 | 40 | 28.00 | | | Madurawala, M G D S Shanuka | | | 1301 | SRI | 1.00 | 1 | 0.74 | 40 | 29.60 | |
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) | | |
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