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Individual Calculations August 2023 |
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| Kulathilake, S M M P Total change: 111.60 | |   |
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| Sri Lanka Open Chess Championship 2023 | Colombo | SRI | 2023-06-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1432 | 1463 | 6.00 | 8 | 1.78 | 40 | 71.20 | |
|  Wijeratne, Tharin | | | 1088 | SRI | 1.00 | 1 | 0.09 | 40 | 3.60 | |  Viranya, A R M V | | | 1184 | SRI | 1.00 | 1 | 0.16 | 40 | 6.40 | | | Jayaweera, Y | | | 1743 | SRI | 0.50 | 1 | 0.34 | 40 | 13.60 | | | De Silva, Osheen | | | 1689 | SRI | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Gomes, J Vaneesha Oshini | | | 1158 | SRI | 1.00 | 1 | 0.14 | 40 | 5.60 | | | Minsara, S D Sadev | | | 1329 | SRI | 1.00 | 1 | 0.32 | 40 | 12.80 | | | Pathum, G Saranga | | | 1655 | SRI | 0.50 | 1 | 0.25 | 40 | 10.00 | | | Induwara, T H D Thisarindu | | | 1606 | SRI | 1.00 | 1 | 0.69 | 40 | 27.60 | |
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) | | | | Sri Lanka National Team Chess Championship 2023 | Colombo | SRI | 2023-07-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1544 | 1537 | 3.50 | 5 | 1.01 | 40 | 40.40 | |
| | Saipriyan, T | | | 1232 | SRI | 1.00 | 1 | 0.14 | 40 | 5.60 | | | Ahangama, Senuka Aswin | | | 1592 | SRI | 0.50 | 1 | 0.08 | 40 | 3.20 | | | Kumarawadu, C S | | | 1441 | SRI | 1.00 | 1 | 0.37 | 40 | 14.80 | | | Sathkumara, S M S C | | | 1562 | SRI | 0.00 | 1 | -0.47 | 40 | -18.80 | | | Liyanage, Pesandu Rashmitha | | | 1893 | SRI | 1.00 | 1 | 0.89 | 40 | 35.60 | |
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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