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Individual Calculations February 2023 |
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| Jayanka, L P P R Total change: -60.60 | |   |
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| Kandy Open International Rating Chess Championships 2022 | Kandy | SRI | 2022-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1112 | 1370 | 4.00 | 7 | -1.70 | 20 | -34.00 | |
|  Sutharshan, Shasrutha | | | 1083 | SRI | 0.50 | 1 | -0.34 | 20 | -6.80 | |  Perera, Udari Dilrukshi | | | 1107 | SRI | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Godagama, D G Mandara | | | 1074 | SRI | 0.00 | 1 | -0.85 | 20 | -17.00 | | | Wickramage, Rivinu Dihas Nethmira | | | 1085 | SRI | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Perera, Thisara Randinu | | | 1098 | SRI | 0.50 | 1 | -0.33 | 20 | -6.60 | | | Thimanjana, Balage Kisandu | | | 1136 | SRI | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Bandara, K M W G Lahiru | | | 1198 | SRI | 0.00 | 1 | -0.73 | 20 | -14.60 | |
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) | | | | Kaluthara International Chess Festival 2023 | Kaluthara | SRI | 2023-01-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1232 | 1370 | 3.50 | 7 | -1.33 | 20 | -26.60 | |
| | Nanayakkara, M M | | | 1169 | SRI | 1.00 | 1 | 0.24 | 20 | 4.80 | | | Wijekoon, Chandana | c | | 1823 | SRI | 0.00 | 1 | -0.06 | 20 | -1.20 | | | Sugathadasa, Sasiru Hansana | | | 1132 | SRI | 0.50 | 1 | -0.30 | 20 | -6.00 | | | Kannangara, Ranul Insitha | | | 1080 | SRI | 0.50 | 1 | -0.34 | 20 | -6.80 | | | Bandara, K A Thinura | | | 1098 | SRI | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Minsara, S D Sadev | | | 1171 | SRI | 0.50 | 1 | -0.26 | 20 | -5.20 | | | Perera, B Jayod Yasindu Rashmika | | | 1153 | SRI | 0.00 | 1 | -0.78 | 20 | -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) | | |
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