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Individual Calculations November 2022 |
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| Rohana, V T Malitha Total change: 1.60 | |   |
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| Sri Lanka National Amateur Chess Championship 2022 | Colomo | SRI | 2022-10-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1269 | 1347 | 4.00 | 7 | -0.28 | 40 | -11.20 | |
|  De Silva, Osheen | | | 1800 | SRI | 0.00 | 1 | -0.06 | 40 | -2.40 | |  Karthigesu, S | | | 1072 | SRI | 1.00 | 1 | 0.17 | 40 | 6.80 | | | Thilakarathne, Adeesha Dinal | | | 1202 | SRI | 0.00 | 1 | -0.69 | 40 | -27.60 | | | Wadduwage, Thamindu Upeksha | | | 1077 | SRI | 1.00 | 1 | 0.17 | 40 | 6.80 | | | Maitipe, M T Anuja Nadun | | | 1131 | SRI | 1.00 | 1 | 0.22 | 40 | 8.80 | | | Weerathungalage, W D Malisha Sasv | | | 1547 | SRI | 0.00 | 1 | -0.24 | 40 | -9.60 | | | Thilakaratna, B A Thevindu Kenula | | | 1052 | SRI | 1.00 | 1 | 0.15 | 40 | 6.00 | |
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) | | | | Negombo International Chess Festival 2022 | Negombo | SRI | 2022-10-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1277 | 1347 | 4.50 | 7 | 0.32 | 40 | 12.80 | |
| | Rajapakshe, R A K K | | | 1126 | SRI | 1.00 | 1 | 0.22 | 40 | 8.80 | | | Jayaweera, Y | | | 1697 | SRI | 0.00 | 1 | -0.11 | 40 | -4.40 | | | Lankatilleke, Sathindu Vidujaya | | | 1133 | SRI | 0.50 | 1 | -0.27 | 40 | -10.80 | | | Wijesinghe, W A H K | | | 1108 | SRI | 1.00 | 1 | 0.20 | 40 | 8.00 | | | De Silva, Wijemuni Yomesh Lakshan | | | 1179 | SRI | 1.00 | 1 | 0.28 | 40 | 11.20 | | | Jayarathne, M N G | | | 1571 | SRI | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Devaraja, Dahamsa Punsadi | | | 1126 | SRI | 1.00 | 1 | 0.22 | 40 | 8.80 | |
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) | | |
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