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Individual Calculations February 2023 |
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| Pathirage, Yukitha Kenula Perera Total change: 132.99 | |   |
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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 |
| 1260 | 1153 | 3.50 | 8 | 0.58 | 33 | 19.14 | |
|  Sathsindu, W M Minura | | | 1485 | SRI | 0.50 | 1 | 0.38 | 33 | 12.54 | |  Liyanage, Savinu Suhaswin | | | 1324 | SRI | 0.00 | 1 | -0.27 | 33 | -8.91 | | | Yanakan, P | | | 1251 | SRI | 0.00 | 1 | -0.37 | 33 | -12.21 | | | Sugathadasa, Sasiru Hansana | | | 1132 | SRI | 0.50 | 1 | -0.03 | 33 | -0.99 | | | Erhes, Temuulen | | | 1296 | MGL | 0.00 | 1 | -0.31 | 33 | -10.23 | | | Rasil, Ibrahim Rasheed Sabiq | | | 1223 | MDV | 1.00 | 1 | 0.60 | 33 | 19.80 | | | Somarathne, Senuka Damsath | | | 1139 | SRI | 0.50 | 1 | -0.02 | 33 | -0.66 | | | Prematunge, H R Homindu Dulaj | | | 1229 | SRI | 1.00 | 1 | 0.60 | 33 | 19.80 | |
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 |
| 1450 | 1153 | 3.50 | 7 | 2.42 | 33 | 79.86 | |
| | Kulathilake, S M M P | | | 1461 | SRI | 0.50 | 1 | 0.36 | 33 | 11.88 | | | Attanayake, Chanindi Mewna | | | 1548 | SRI | 0.50 | 1 | 0.42 | 33 | 13.86 | | | Jayalath, Thusitha Kumara | | | 1520 | SRI | 1.00 | 1 | 0.90 | 33 | 29.70 | | | Kumarawadu, S S M | | | 1408 | SRI | 1.00 | 1 | 0.81 | 33 | 26.73 | | | Wickramaarachchi, Nayanaka Insara | | | 1440 | SRI | 0.00 | 1 | -0.16 | 33 | -5.28 | | | Weerasinghe, Liviru Eranda | | | 1406 | SRI | 0.50 | 1 | 0.31 | 33 | 10.23 | | | Wickramasinghe, M G D Chathura | | | 1370 | SRI | 0.00 | 1 | -0.22 | 33 | -7.26 | |
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 |
| 1372 | 1153 | 2.50 | 6 | 1.03 | 33 | 33.99 | |
| | Vithanage, P N | | | 1023 | SRI | 1.00 | 1 | 0.32 | 33 | 10.56 | | | Askey, Raveen Nimesh | | | 1438 | SRI | 0.50 | 1 | 0.34 | 33 | 11.22 | | | Deshappriya, D Kalindu | | | 1486 | SRI | 0.00 | 1 | -0.12 | 33 | -3.96 | | | Jayaweera, Hashan | | | 1441 | SRI | 0.00 | 1 | -0.16 | 33 | -5.28 | | | Ovitigala, Chenitha Mithvidu | | | 1380 | SRI | 1.00 | 1 | 0.79 | 33 | 26.07 | | | Kulathilake, S M M P | | | 1461 | SRI | 0.00 | 1 | -0.14 | 33 | -4.62 | |
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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