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Individual Calculations June 2023 |
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| Janukshan, B Total change: -9.20 | |   |
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| Colombo International Chess Festival 2023 | Colombo | SRI | 2023-05-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1541 | 1652 | 6.00 | 8 | 1.03 | 40 | 41.20 | |
|  Karunasena, A P Chenitha S D | | | 1252 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Pathirage, Yukitha Kenula Perera | | | 1277 | SRI | 1.00 | 1 | 0.09 | 40 | 3.60 | | | Kulathilake, S M M P | | | 1456 | SRI | 1.00 | 1 | 0.25 | 40 | 10.00 | | | Kaluarachchi, Achinthya Shamen | | | 1844 | SRI | 1.00 | 1 | 0.75 | 40 | 30.00 | | | Gunawardhana, Devindya Oshini | | | 1534 | SRI | 0.00 | 1 | -0.66 | 40 | -26.40 | | | Wimalarathne, K G | | | 1442 | SRI | 1.00 | 1 | 0.23 | 40 | 9.20 | | | Jayaweera, Y | | | 1711 | SRI | 1.00 | 1 | 0.58 | 40 | 23.20 | | | Sivathanujan, S | | | 1809 | SRI | 0.00 | 1 | -0.29 | 40 | -11.60 | | | * 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) | | | | 1st Rahulians International Chess Festival 2023 | Matara | SRI | 2023-05-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1283 | 1652 | 5.00 | 7 | -1.26 | 40 | -50.40 | |
| | Wadduwage, Thamindu Upeksha | | | 1218 | SRI | 1.00 | 1 | 0.06 | 40 | 2.40 | | | Pehesara, P G Nithuni | | | 1369 | SRI | 0.00 | 1 | -0.84 | 40 | -33.60 | | | Samaraweera, S M Sethika Hansira | | | 1198 | SRI | 0.50 | 1 | -0.44 | 40 | -17.60 | | | Abayasinghe, Sehath | | | 1252 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Sisuru, K M Sineth | | | 1235 | SRI | 1.00 | 1 | 0.07 | 40 | 2.80 | | | Abiru, K A Aken | | | 1403 | SRI | 0.50 | 1 | -0.31 | 40 | -12.40 | | | Gunawardena, Ramiru Sithika | | | 1308 | SRI | 1.00 | 1 | 0.12 | 40 | 4.80 | | | * 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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