|
Individual Calculations August 2023 |
|
|
|
| Pathum, G Saranga Total change: -14.20 | |   |
|
| Sri Lanka Open Chess Championship 2023 | Colombo | SRI | 2023-06-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1387 | 1655 | 6.00 | 8 | -0.30 | 20 | -6.00 | |
|  Kaluarachchi, K A P | | | 1255 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Leelarathne, G G D P | | | 1318 | SRI | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Sandaruwan, M G Ravindu | | | 1425 | SRI | 0.50 | 1 | -0.29 | 20 | -5.80 | | | Silva, U M Himaya Shalindi | | | 1239 | SRI | 1.00 | 1 | 0.07 | 20 | 1.40 | | | Liyanage, Pesandu Rashmitha | | | 1893 | SRI | 0.50 | 1 | 0.30 | 20 | 6.00 | | | Koswattage, Biman | | | 1179 | SRI | 0.50 | 1 | -0.45 | 20 | -9.00 | | | Kulathilake, S M M P | | | 1463 | SRI | 0.50 | 1 | -0.25 | 20 | -5.00 | | | Chamathka, W A Chethani | | | 1326 | SRI | 1.00 | 1 | 0.12 | 20 | 2.40 | | | * 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) | | | | Sri Lanka National Team Chess Championship 2023 | Colombo | SRI | 2023-07-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1697 | 1655 | 0.50 | 2 | -0.41 | 20 | -8.20 | |
| | Perera, B Jayod Yasindu Rashmika | | | 1501 | SRI | 0.50 | 1 | -0.21 | 20 | -4.20 | | | Liyanage, Pesandu Rashmitha | | | 1893 | SRI | 0.00 | 1 | -0.20 | 20 | -4.00 | |
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) | | |
|
