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Individual Calculations February 2023 |
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| Ramanayake, Nemindi Linaya Total change: 44.80 | |   |
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| Asia Schools CC 2022- U 15 O | Kaluthara | SRI | 2022-12-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1355 | 1365 | 4.00 | 9 | -0.62 | 40 | -24.80 | |
|  Jayaweera, Vihini Sahansa | | | 1101 | SRI | 0.50 | 1 | -0.32 | 40 | -12.80 | |  Jayasundara, J M Daham V | | | 1463 | SRI | 1.00 | 1 | 0.63 | 40 | 25.20 | | | Gunathilake, M D Vinuda Shenal | | | 1599 | SRI | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Amarathunga, Piyumi Uthpala | | | 1173 | SRI | 1.00 | 1 | 0.25 | 40 | 10.00 | | | Dumankyzy, Alfarabi | | | 1599 | KAZ | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Sandanayake, Dehansa Nisanduni | | | 1312 | SRI | 1.00 | 1 | 0.43 | 40 | 17.20 | | | Kodithuwakku, K K Dinujaya | | | 1405 | SRI | 0.00 | 1 | -0.44 | 40 | -17.60 | | | De Silva, Wijemuni Yomesh Lakshan | | | 1237 | SRI | 0.50 | 1 | -0.17 | 40 | -6.80 | | | Akuratiya, A G Javindi Avarjana | | | 1308 | SRI | 0.00 | 1 | -0.58 | 40 | -23.20 | |
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) | | | | Ethugalpura Open International Rating Chess Championships 2022 | Kurunegala | SRI | 2022-12-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1336 | 1365 | 6.00 | 8 | 1.74 | 40 | 69.60 | |
| | Fernando, Diyon Senuth Randilu | | | 1072 | SRI | 1.00 | 1 | 0.15 | 40 | 6.00 | | | Panthaka, W J N Malindu | | | 1196 | SRI | 1.00 | 1 | 0.28 | 40 | 11.20 | | | Kalubowila, K H N | | | 1609 | SRI | 0.00 | 1 | -0.20 | 40 | -8.00 | | | Rodrigo, Lohas Dewmina | | | 1127 | SRI | 1.00 | 1 | 0.20 | 40 | 8.00 | | | Madurawala, M G D S Shanuka | | | 1120 | SRI | 1.00 | 1 | 0.20 | 40 | 8.00 | | | Marapana, Sanupa Bimsath | | | 1550 | SRI | 0.50 | 1 | 0.24 | 40 | 9.60 | | | Dissanayake, D M S L | | | 1456 | SRI | 1.00 | 1 | 0.62 | 40 | 24.80 | | | Weerakoon, R K B | | | 1559 | 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) | | |
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