Individual Calculations February 2023 |
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Amarathunga, Piyumi Uthpala Total change: 62.06 | | |
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CFSL Golden Jubilee International Rating Chess Tournament 2022 | Colombo | SRI | 2022-11-29 |
Rc | Ro | w | n | change | K | K*chg | Game |
1344 | 1165 | 2.50 | 7 | 0.33 | 29 | 9.57 | |
| Gnanaseelan, Jude Dorison | | | 1445 | SRI | 0.00 | 1 | -0.16 | 29 | -4.64 | | Mithun, Pranav | | | 1236 | IND | 1.00 | 1 | 0.60 | 29 | 17.40 | | Bimansa, D G Jayandi | | | 1128 | SRI | 0.50 | 1 | -0.05 | 29 | -1.45 | | Kodithuwakku, K A Chathura Basuru | | | 1235 | SRI | 1.00 | 1 | 0.60 | 29 | 17.40 | | Sivathanujan, S | | | 1729 | SRI | 0.00 | 1 | -0.02 | 29 | -0.58 | | Nawanjana, R A Thaweesha | | | 1162 | SRI | 0.00 | 1 | -0.50 | 29 | -14.50 | | Laksiri, A A Kavishka Gimshan | | | 1475 | SRI | 0.00 | 1 | -0.14 | 29 | -4.06 | | 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) | | Asia Schools CC 2022- U 15 O | Kaluthara | SRI | 2022-12-05 |
Rc | Ro | w | n | change | K | K*chg | Game |
1373 | 1173 | 3.50 | 8 | 1.25 | 29 | 36.25 | |
| Gunaweera, Geenuka Kavinu | | | 1464 | SRI | 0.50 | 1 | 0.35 | 29 | 10.15 | | Kulathilake, S M M P | | | 1461 | SRI | 0.00 | 1 | -0.16 | 29 | -4.64 | | Attanayake, A M N R | | | 1289 | SRI | 1.00 | 1 | 0.66 | 29 | 19.14 | | Ramanayake, Nemindi Linaya | | | 1365 | SRI | 0.00 | 1 | -0.25 | 29 | -7.25 | | Saravanabaavan, Brijeash | | | 1757 | SRI | 0.00 | 1 | -0.02 | 29 | -0.58 | | Gunawardena, E R Thyagi | | | 1159 | SRI | 0.50 | 1 | -0.02 | 29 | -0.58 | | Rajakaruna, Nuhansa | | | 1176 | SRI | 0.50 | 1 | 0.00 | 29 | 0.00 | | Sandanayake, Dehansa Nisanduni | | | 1312 | SRI | 1.00 | 1 | 0.69 | 29 | 20.01 | | 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 |
1469 | 1173 | 1.00 | 4 | 0.38 | 29 | 11.02 | |
| Newansa, M Esandi | | | 1527 | SRI | 0.00 | 1 | -0.11 | 29 | -3.19 | | Dissanayake, D M S L | | | 1456 | SRI | 0.50 | 1 | 0.34 | 29 | 9.86 | | Sathsindu, W M Minura | | | 1485 | SRI | 0.00 | 1 | -0.14 | 29 | -4.06 | | Weerasinghe, Liviru Eranda | | | 1406 | SRI | 0.50 | 1 | 0.29 | 29 | 8.41 | | 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 |
1467 | 1173 | 1.00 | 5 | 0.18 | 29 | 5.22 | |
| Kulathilake, S M M P | | | 1461 | SRI | 0.00 | 1 | -0.16 | 29 | -4.64 | | Karunarathne, K M H B | | | 1610 | SRI | 0.50 | 1 | 0.44 | 29 | 12.76 | | Deshappriya, D Kalindu | | | 1486 | SRI | 0.00 | 1 | -0.14 | 29 | -4.06 | | Insara, S D Nadev | | | 1455 | SRI | 0.50 | 1 | 0.34 | 29 | 9.86 | | Liyanage, Savinu Suhaswin | | | 1324 | SRI | 0.00 | 1 | -0.30 | 29 | -8.70 | | 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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