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Individual Calculations June 2023 |
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| Munasinghe, M A D D D Total change: 219.60 | |   |
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| Supr Knights Open International Rating Chess Championship 2023 | Colombo | SRI | 2023-04-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1468 | 1061 | 4.00 | 7 | 3.29 | 40 | 131.60 | |
|  Wijekoon, Chandana | c | | 1772 | SRI | 0.00 | 1 | -0.01 | 40 | -0.40 | |  Edirisinghe, E A B T | | | 1255 | SRI | 1.00 | 1 | 0.75 | 40 | 30.00 | | | Sandaruwan, M G Ravindu | | | 1401 | SRI | 1.00 | 1 | 0.88 | 40 | 35.20 | | | Ovitigala, Chenitha Mithvidu | | | 1447 | SRI | 0.50 | 1 | 0.41 | 40 | 16.40 | | | Gamage, Ovin Vidmal | | | 1528 | SRI | 1.00 | 1 | 0.95 | 40 | 38.00 | | | Weerathungalage, W D Malisha Sasv | | | 1459 | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Nanayakkara, Sanuk | | | 1412 | SRI | 0.50 | 1 | 0.39 | 40 | 15.60 | |
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) | | | | Sri Lanka National Youth Chess Championship 2022 - Under 12Yrs Girls | Colombo | SRI | 2023-04-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1224 | 1061 | 2.00 | 4 | 0.86 | 40 | 34.40 | |
| | Karunathilake, R L T | | | 1240 | SRI | 1.00 | 1 | 0.73 | 40 | 29.20 | | | Palliyage, Sethumlee Devhara | | | 1209 | SRI | 1.00 | 1 | 0.70 | 40 | 28.00 | | | De Silva, B P Chanthuli Thanishka | | | 1225 | SRI | 0.00 | 1 | -0.28 | 40 | -11.20 | | | Akuratiya, A G Hansadie Aradhya | | | 1222 | SRI | 0.00 | 1 | -0.29 | 40 | -11.60 | |
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) | | | | Colombo International Chess Festival 2023 | Colombo | SRI | 2023-05-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1358 | 1126 | 2.50 | 5 | 1.34 | 40 | 53.60 | |
| | Induwara, T H D Thisarindu | | | 1548 | SRI | 0.00 | 1 | -0.07 | 40 | -2.80 | | | Perera, H A Lisanda Vinsith | | | 1464 | SRI | 0.50 | 1 | 0.38 | 40 | 15.20 | | | Hettigoda, Dhanodya Budmina | | | 1254 | SRI | 0.50 | 1 | 0.17 | 40 | 6.80 | | | Bimansa, D G Jayandi | | | 1252 | SRI | 1.00 | 1 | 0.67 | 40 | 26.80 | | | Ashad, Nevan Mishal Mohomed | | | 1271 | SRI | 0.50 | 1 | 0.19 | 40 | 7.60 | |
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) | | |
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