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Individual Calculations February 2023 |
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| Akuratiya, A G Javindi Avarjana Total change: 3.80 | |   |
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| Asia Schools CC 2022- U 15 O | Kaluthara | SRI | 2022-12-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1439 | 1308 | 4.00 | 8 | 1.22 | 38 | 46.36 | |
|  Gamage, Desandhi Dhihansa | | | 1612 | SRI | 1.00 | 1 | 0.86 | 38 | 32.68 | |  Pallie, Ehsha Mishela | | wc | 1521 | SRI | 0.00 | 1 | -0.23 | 38 | -8.74 | | | Kodithuwakku, K K Dinujaya | | | 1405 | SRI | 0.00 | 1 | -0.37 | 38 | -14.06 | | | Bhanuke, A L Yashith | | | 1358 | SRI | 1.00 | 1 | 0.57 | 38 | 21.66 | | | Kulathilake, S M M P | | | 1461 | SRI | 0.00 | 1 | -0.30 | 38 | -11.40 | | | Saravanabaavan, Brijeash | | | 1757 | SRI | 0.00 | 1 | -0.06 | 38 | -2.28 | | | Dissanayaka, D A K N R | | | 1036 | SRI | 1.00 | 1 | 0.17 | 38 | 6.46 | | | Ramanayake, Nemindi Linaya | | | 1365 | SRI | 1.00 | 1 | 0.58 | 38 | 22.04 | |
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 |
| 1308 | 1308 | 3.50 | 7 | -0.20 | 38 | -7.60 | |
| | Wettasinha, Vasanta | | | 1533 | SRI | 0.00 | 1 | -0.22 | 38 | -8.36 | | | Amarathunga, H G K G | | | 1085 | SRI | 1.00 | 1 | 0.22 | 38 | 8.36 | | | Liyanage, Pesandu Rashmitha | | | 1869 | SRI | 0.00 | 1 | -0.02 | 38 | -0.76 | | | Gunaratne, Chivath Dathesha | | | 1077 | SRI | 1.00 | 1 | 0.21 | 38 | 7.98 | | | Sakshiyan, N | | | 1074 | SRI | 0.50 | 1 | -0.29 | 38 | -11.02 | | | Senarathna, Chamithu Dewwin | | | 1026 | SRI | 1.00 | 1 | 0.16 | 38 | 6.08 | | | Priyanath, W D Tharaka | | | 1489 | SRI | 0.00 | 1 | -0.26 | 38 | -9.88 | |
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 |
| 1184 | 1308 | 1.00 | 3 | -0.92 | 38 | -34.96 | |
| | Sooriyaarachchi, Isuru Madusha | | | 1503 | SRI | 0.00 | 1 | -0.25 | 38 | -9.50 | | | Perera, Sachith Lakshan | | | 1032 | SRI | 0.50 | 1 | -0.33 | 38 | -12.54 | | | Welikala, D Thevin Dewnim | | | 1018 | SRI | 0.50 | 1 | -0.34 | 38 | -12.92 | |
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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