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Individual Calculations November 2022 |
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| Wickramarathne, P W G Gaveshi Total change: -45.60 | |   |
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| Sri Lanka Junior Girls National Chess Championship 2022 | Kandy | SRI | 2022-09-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1028 | 1357 | 0.00 | 1 | -0.88 | 40 | -35.20 | |
|  Kularathne, Induni Ushadi | | | 1028 | SRI | 0.00 | 1 | -0.88 | 40 | -35.20 | |
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 Wome's Amateur Chess Championship 2022 | Colombo | SRI | 2022-10-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1240 | 1357 | 3.50 | 6 | -0.36 | 40 | -14.40 | |
|  Alwis, H Sandithi Kusalya | | | 1301 | SRI | 0.00 | 1 | -0.58 | 40 | -23.20 | | | Indrajith, J A K N T | | | 1304 | SRI | 0.50 | 1 | -0.07 | 40 | -2.80 | | | Bimansa, D G Jayandi | | | 1059 | SRI | 1.00 | 1 | 0.15 | 40 | 6.00 | | | Amarathunga, Piyumi Uthpala | | | 1139 | SRI | 0.50 | 1 | -0.28 | 40 | -11.20 | | | Jayathissa, J Y | | | 1082 | SRI | 1.00 | 1 | 0.17 | 40 | 6.80 | | | Pallie, Ehsha Mishela | | wc | 1552 | SRI | 0.50 | 1 | 0.25 | 40 | 10.00 | |
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) | | | | Negombo International Chess Festival 2022 | Negombo | SRI | 2022-10-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1264 | 1357 | 4.50 | 7 | 0.10 | 40 | 4.00 | |
| | Chandrasiri, R B A | | | 1126 | SRI | 0.00 | 1 | -0.79 | 40 | -31.60 | | | Jayasuriya, Charinu Sithsara Mith | | | 1032 | SRI | 1.00 | 1 | 0.13 | 40 | 5.20 | | | Maitipe, M T Anuja Nadun | | | 1131 | SRI | 1.00 | 1 | 0.21 | 40 | 8.40 | | | Rajapakshe, R A K K | | | 1126 | SRI | 1.00 | 1 | 0.21 | 40 | 8.40 | | | Premanath, Prasansa | | | 1480 | SRI | 0.00 | 1 | -0.33 | 40 | -13.20 | | | Sooriyakumar, Sanjeewan | | | 1138 | SRI | 1.00 | 1 | 0.22 | 40 | 8.80 | | | Wimalasuriya, Kasun M. | c | | 1816 | SRI | 0.50 | 1 | 0.45 | 40 | 18.00 | |
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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