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Individual Calculations February 2023 |
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| Mudalige, S M I Umandi Total change: -85.88 | |   |
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| Asia Schools CC 2022- U 13 G | Kaluthara | SRI | 2022-12-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1168 | 1300 | 3.00 | 7 | -1.70 | 38 | -64.60 | |
|  Dakshitha, Anand | | | 1089 | IND | 0.00 | 1 | -0.77 | 38 | -29.26 | |  Umandini, M W Tinushi | | | 1063 | SRI | 1.00 | 1 | 0.20 | 38 | 7.60 | | | Geekiyanage, Y T | | | 1097 | SRI | 0.50 | 1 | -0.26 | 38 | -9.88 | | | Kush, Agniya | | | 1286 | KGZ | 0.00 | 1 | -0.52 | 38 | -19.76 | | | Ranganath, Tharuli Vihasna | | | 1263 | SRI | 0.00 | 1 | -0.55 | 38 | -20.90 | | | Prushotman, Vissnupriya | | | 1214 | MAS | 0.50 | 1 | -0.12 | 38 | -4.56 | | | Namarathna, H K T I | | | 1166 | SRI | 1.00 | 1 | 0.32 | 38 | 12.16 | |
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 |
| 1296 | 1300 | 3.00 | 6 | -0.04 | 38 | -1.52 | |
| | Perera, M C Anjalo | | | 1078 | SRI | 0.00 | 1 | -0.78 | 38 | -29.64 | | | Ranasinghe, R A Chavana | | | 1032 | SRI | 1.00 | 1 | 0.17 | 38 | 6.46 | | | Kalhan, S Vojitha | | | 1089 | SRI | 1.00 | 1 | 0.23 | 38 | 8.74 | | | Kulathilake, S M M P | | | 1461 | SRI | 1.00 | 1 | 0.71 | 38 | 26.98 | | | Induwara, T H D Thisarindu | | | 1554 | SRI | 0.00 | 1 | -0.19 | 38 | -7.22 | | | Weerakoon, R K B | | | 1559 | SRI | 0.00 | 1 | -0.18 | 38 | -6.84 | |
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 |
| 1055 | 1300 | 3.50 | 5 | -0.52 | 38 | -19.76 | |
| | Nagahawatta, Sachin Devinda | | | 1028 | SRI | 0.50 | 1 | -0.33 | 38 | -12.54 | | | Sithumsa, H G Sasmi | | | 1077 | SRI | 0.50 | 1 | -0.28 | 38 | -10.64 | | | Yapabandara, Y | | | 1068 | SRI | 0.50 | 1 | -0.29 | 38 | -11.02 | | | Gunawardane, A P | | | 1039 | SRI | 1.00 | 1 | 0.18 | 38 | 6.84 | | | Umandini, M W Tinushi | | | 1063 | SRI | 1.00 | 1 | 0.20 | 38 | 7.60 | |
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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