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Individual Calculations February 2023 |
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| Gamage, A G R Ruwanmith Total change: -58.80 | |   |
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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 |
| 1337 | 1348 | 4.50 | 8 | 0.35 | 40 | 14.00 | |
|  Sugathadasa, Sasiru Hansana | | | 1132 | SRI | 1.00 | 1 | 0.22 | 40 | 8.80 | |  Weerasekara, Dishal Nimsara | | | 1714 | SRI | 1.00 | 1 | 0.90 | 40 | 36.00 | | | Samaranayake, Pamok Methdinu | | | 1532 | SRI | 0.00 | 1 | -0.26 | 40 | -10.40 | | | Weerathungalage, W D Malisha Sasv | | | 1529 | SRI | 0.00 | 1 | -0.26 | 40 | -10.40 | | | Yanakan, P | | | 1251 | SRI | 0.50 | 1 | -0.13 | 40 | -5.20 | | | Hettiarachchi, Jeewantha Aloka | | | 1368 | SRI | 0.50 | 1 | 0.03 | 40 | 1.20 | | | Wijewickrama, Ayod Induwara | | | 1091 | SRI | 0.50 | 1 | -0.32 | 40 | -12.80 | | | Nuwarapaksha, N P M Lakvindu | | | 1077 | SRI | 1.00 | 1 | 0.17 | 40 | 6.80 | |
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 |
| 1167 | 1348 | 4.00 | 8 | -1.82 | 40 | -72.80 | |
| | Perera, Udari Dilrukshi | | | 1107 | SRI | 1.00 | 1 | 0.20 | 40 | 8.00 | | | Wiratunga, Jenith | | | 1740 | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Perera, W Chamoth Chiranda | | | 1045 | SRI | 0.50 | 1 | -0.36 | 40 | -14.40 | | | Aththanayaka, A M Chanithu Yunal | | | 1076 | SRI | 0.50 | 1 | -0.33 | 40 | -13.20 | | | Wijerathna, Kusindu Nimsara Meths | | | 1085 | SRI | 0.50 | 1 | -0.32 | 40 | -12.80 | | | Karthigeyan, Gajendiran | | | 1108 | SRI | 1.00 | 1 | 0.20 | 40 | 8.00 | | | Rajapakshe, R A K K | | | 1134 | SRI | 0.00 | 1 | -0.77 | 40 | -30.80 | | | Gunawardane, A P | | | 1039 | SRI | 0.50 | 1 | -0.36 | 40 | -14.40 | |
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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