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Individual Calculations January 2024 |
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| Vishaleni, U Total change: 41.60 | |   |
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| Western Asian Girls Chess Championships 2023 | Colombo | SRI | 2023-11-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1405 | 1174 | 3.50 | 9 | 1.19 | 40 | 47.60 | |
|  Tharushi, T H D Niklesha | | wc | 1553 | SRI | 0.00 | 1 | -0.09 | 40 | -3.60 | | | Piyumanthi, M Sayumi Vimansa | | | 1333 | SRI | 0.50 | 1 | 0.21 | 40 | 8.40 | |  Gunasekara, K P K Hesara | | | 1358 | SRI | 0.50 | 1 | 0.24 | 40 | 9.60 | | | Alwis, H Sandithi Kusalya | | | 1363 | SRI | 0.00 | 1 | -0.25 | 40 | -10.00 | | | Dange, Gehansa Ranumi | | | 1215 | SRI | 1.00 | 1 | 0.56 | 40 | 22.40 | | | Bayrambayeva, Ogulsuray | | | 1909 | TKM | 0.00 | 1 | -0.01 | 40 | -0.40 | | | Perera, B Yenuthi Sahanlee | | | 1299 | SRI | 0.00 | 1 | -0.33 | 40 | -13.20 | | | Sandanayake, Dehansa Nisanduni | | | 1302 | SRI | 0.50 | 1 | 0.17 | 40 | 6.80 | | | Narthavi, S | | | 1316 | SRI | 1.00 | 1 | 0.69 | 40 | 27.60 | |
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) | | | | Jaffna International Rating Open Chess tournament 2023 | Jaffna | SRI | 2023-12-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1457 | 1174 | 0.50 | 4 | -0.15 | 40 | -6.00 | |
| | Manuwaruna, Sethun Neththaru | | | 1481 | SRI | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Vithanage, Chamin | | | 1397 | SRI | 0.50 | 1 | 0.28 | 40 | 11.20 | | | Yanakan, P | | | 1459 | SRI | 0.00 | 1 | -0.16 | 40 | -6.40 | | | Induwara, T H D Thisarindu | | | 1491 | SRI | 0.00 | 1 | -0.13 | 40 | -5.20 | |
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) | | |
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