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Individual Calculations February 2023 |
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| Yanakan, P Total change: 132.25 | |   |
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| Asia Schools CC 2022- U 13 O | Kaluthara | SRI | 2022-12-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1311 | 1251 | 5.00 | 9 | 1.03 | 25 | 25.75 | |
|  Weerasekara, Dishal Nimsara | | | 1714 | SRI | 0.00 | 1 | -0.05 | 25 | -1.25 | |  Sugathadasa, Sasiru Hansana | | | 1132 | SRI | 0.50 | 1 | -0.16 | 25 | -4.00 | | | Pathirage, Yukitha Kenula Perera | | | 1153 | SRI | 1.00 | 1 | 0.37 | 25 | 9.25 | | | Hettiarachchi, Jeewantha Aloka | | | 1368 | SRI | 0.50 | 1 | 0.16 | 25 | 4.00 | | | Liyanage, Savinu Suhaswin | | | 1324 | SRI | 0.50 | 1 | 0.10 | 25 | 2.50 | | | Gamage, A G R Ruwanmith | | | 1348 | SRI | 0.50 | 1 | 0.13 | 25 | 3.25 | | | Somarathne, Senuka Damsath | | | 1139 | SRI | 0.00 | 1 | -0.65 | 25 | -16.25 | | | Rathnayake, R M M P B | | | 1129 | SRI | 1.00 | 1 | 0.33 | 25 | 8.25 | | | Hansana, G Haritha | c | | 1489 | SRI | 1.00 | 1 | 0.80 | 25 | 20.00 | |
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) | | | | Ethugalpura Open International Rating Chess Championships 2022 | Kurunegala | SRI | 2022-12-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1224 | 1251 | 5.50 | 8 | 1.17 | 25 | 29.25 | |
| | Liyanage, R L Mihini B | | wc | 1014 | SRI | 1.00 | 1 | 0.20 | 25 | 5.00 | | | Induwara, T H D Thisarindu | | | 1554 | SRI | 0.00 | 1 | -0.14 | 25 | -3.50 | | | Meemanage, Saviru Thinal | | | 1024 | SRI | 1.00 | 1 | 0.21 | 25 | 5.25 | | | Perera, M C Anjalo | | | 1078 | SRI | 0.50 | 1 | -0.23 | 25 | -5.75 | | | Nissanka, H T Dinuka Dulshan | | | 1046 | SRI | 1.00 | 1 | 0.24 | 25 | 6.00 | | | Manuranga, D Lahiru | | | 1503 | SRI | 0.50 | 1 | 0.31 | 25 | 7.75 | | | Abeysinghe, H M H Janandani | | | 1490 | SRI | 0.50 | 1 | 0.30 | 25 | 7.50 | | | Liyanage, D Sathini Disathna | | | 1084 | SRI | 1.00 | 1 | 0.28 | 25 | 7.00 | |
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 |
| 1371 | 1251 | 4.50 | 7 | 2.02 | 25 | 50.50 | |
| | Sathsindu, W M Minura | | | 1485 | SRI | 1.00 | 1 | 0.79 | 25 | 19.75 | | | Sahasra, A P Sasindu | | | 1535 | SRI | 0.00 | 1 | -0.16 | 25 | -4.00 | | | Pallie, Ehsha Mishela | | wc | 1521 | SRI | 0.00 | 1 | -0.17 | 25 | -4.25 | | | Thamilkkumaran, Kannan | | | 1016 | SRI | 1.00 | 1 | 0.21 | 25 | 5.25 | | | Godagama, D G Mandara | | | 1074 | SRI | 1.00 | 1 | 0.27 | 25 | 6.75 | | | Abhimanyu, Iraja | | | 1465 | SRI | 0.50 | 1 | 0.27 | 25 | 6.75 | | | Mapa, M M W H | | | 1501 | SRI | 1.00 | 1 | 0.81 | 25 | 20.25 | |
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 |
| 1572 | 1251 | 1.50 | 3 | 1.07 | 25 | 26.75 | |
| | Egodage, Keshan | | | 1699 | SRI | 0.50 | 1 | 0.44 | 25 | 11.00 | | | Weerathungalage, W D Malisha Sasv | | | 1529 | SRI | 1.00 | 1 | 0.83 | 25 | 20.75 | | | Hansana, G Haritha | c | | 1489 | SRI | 0.00 | 1 | -0.20 | 25 | -5.00 | |
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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