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Individual Calculations February 2023 |
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| Dharmakeerthi, G K Pasindu Nims Total change: -48.30 | |   |
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| Asia Schools CC 2022- U 17 O | Kaluthara | SRI | 2022-12-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1556 | 1773 | 4.00 | 5 | 0.17 | 30 | 5.10 | |
|  Gangewatte, Sithila Mithashana | | | 1415 | SRI | 1.00 | 1 | 0.10 | 30 | 3.00 | | | Arunakirinathan, Aruthran | | | 1592 | SRI | 0.00 | 1 | -0.74 | 30 | -22.20 | |  Liyanage, Daham Kusalwin | | | 1521 | SRI | 1.00 | 1 | 0.19 | 30 | 5.70 | | | Marapana, Sanupa Bimsath | | | 1550 | SRI | 1.00 | 1 | 0.22 | 30 | 6.60 | | | Kuliyev, Emin | | | 1701 | TKM | 1.00 | 1 | 0.40 | 30 | 12.00 | |
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) | | | | Kandy Open International Rating Chess Championships 2022 | Kandy | SRI | 2022-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1451 | 1773 | 7.00 | 9 | -0.52 | 30 | -15.60 | |
| | Vidanapathirana, Sharmila Taniya | | | 1373 * | SRI | 1.00 | 1 | 0.08 | 30 | 2.40 | | | Gunasekara, K P K Hesara | | | 1237 | SRI | 1.00 | 1 | 0.03 | 30 | 0.90 | | | Bandara, W M Malitha | | | 1361 | SRI | 1.00 | 1 | 0.07 | 30 | 2.10 | | | Amarathunga, Kosala Sandeepa Cham | | | 1423 | SRI | 0.50 | 1 | -0.39 | 30 | -11.70 | | | Kulathilake, S M M P | | | 1461 | SRI | 0.50 | 1 | -0.36 | 30 | -10.80 | | | Sandaruwan, M G Ravindu | | | 1430 | SRI | 1.00 | 1 | 0.12 | 30 | 3.60 | | | Morais, Sanithu Leander Pamudith | | | 1433 | SRI | 1.00 | 1 | 0.12 | 30 | 3.60 | | | Weerawardane, Romesh | m | | 1919 | SRI | 0.00 | 1 | -0.30 | 30 | -9.00 | | | Maithripala, W D P N | | | 1424 | SRI | 1.00 | 1 | 0.11 | 30 | 3.30 | | | * 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) | | | | Kaluthara International Chess Festival 2023 | Kaluthara | SRI | 2023-01-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1412 | 1773 | 6.50 | 9 | -1.26 | 30 | -37.80 | |
| | Jayasuriya, Charinu Sithsara Mith | | | 1373 * | SRI | 1.00 | 1 | 0.08 | 30 | 2.40 | | | Pathmasiri, R D Isuru Saranga | | | 1297 | SRI | 1.00 | 1 | 0.05 | 30 | 1.50 | | | Wickramasinghe, V W A Vinuda Vidm | | | 1422 | SRI | 1.00 | 1 | 0.11 | 30 | 3.30 | | | Ovitigala, Chenitha Mithvidu | | | 1380 | SRI | 1.00 | 1 | 0.08 | 30 | 2.40 | | | Bandara, Dhanushka | | | 1852 | SRI | 0.50 | 1 | 0.11 | 30 | 3.30 | | | Dandeniya, D D L N | | | 1280 | SRI | 0.00 | 1 | -0.96 | 30 | -28.80 | | | Jayaweera, Hashan | | | 1441 | SRI | 0.00 | 1 | -0.88 | 30 | -26.40 | | | De Silva, Wijemuni Yomesh Lakshan | | | 1237 | SRI | 1.00 | 1 | 0.03 | 30 | 0.90 | | | Sandaruwan, M G Ravindu | | | 1430 | SRI | 1.00 | 1 | 0.12 | 30 | 3.60 | | | * 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) | | |
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