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Individual Calculations February 2023 |
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| Pathmasiri, R D Isuru Saranga Total change: 9.40 | |   |
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| Kandy Open International Rating Chess Championships 2022 | Kandy | SRI | 2022-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1235 | 1297 | 3.50 | 6 | 0.01 | 20 | 0.20 | |
|  Dakshinesh, S | | | 1043 | SRI | 1.00 | 1 | 0.19 | 20 | 3.80 | |  Sithumsa, H G Sasmi | | | 1077 | SRI | 0.50 | 1 | -0.28 | 20 | -5.60 | | | Kannangara, Ranul Insitha | | | 1080 | SRI | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Newansa, M Esandi | | | 1527 | SRI | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Abeysekera, Bises Oneja | | | 1115 | SRI | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Thenuwara, Rashmika | | | 1570 | SRI | 0.00 | 1 | -0.17 | 20 | -3.40 | |
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) | | | | Kaluthara International Chess Festival 2023 | Kaluthara | SRI | 2023-01-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1519 | 1297 | 2.00 | 6 | 0.46 | 20 | 9.20 | |
| | Dharmakeerthi, G K Pasindu Nims | | | 1773 | SRI | 0.00 | 1 | -0.05 | 20 | -1.00 | | | Liyanage, Daham Kusalwin | | | 1521 | SRI | 1.00 | 1 | 0.78 | 20 | 15.60 | | | Sooriyaarachchi, Isuru Madusha | | | 1503 | SRI | 1.00 | 1 | 0.76 | 20 | 15.20 | | | Peiris, H Pevinya | | wf | 1653 | SRI | 0.00 | 1 | -0.11 | 20 | -2.20 | | | Laksiri, A A Kavishka Gimshan | | | 1517 | SRI | 0.00 | 1 | -0.22 | 20 | -4.40 | | | Gunawickrama, Chenitha | | | 1145 | SRI | 0.00 | 1 | -0.70 | 20 | -14.00 | |
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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