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Individual Calculations February 2023 |
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| Kalubowila, K H N Total change: -11.40 | |   |
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| Ethugalpura Open International Rating Chess Championships 2022 | Kurunegala | SRI | 2022-12-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1479 | 1609 | 5.00 | 8 | -0.02 | 20 | -0.40 | |
|  Wijesinghe, Amesha Shenali | | | 1209 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Bandara, Prathibha Nethsarani | | | 1285 | SRI | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Ramanayake, Nemindi Linaya | | | 1365 | SRI | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Madurawala, M G D S Shanuka | | | 1120 | SRI | 1.00 | 1 | 0.04 | 20 | 0.80 | | | De Silva, Osheen | | | 1763 | SRI | 1.00 | 1 | 0.71 | 20 | 14.20 | | | Amarasinghe, A A C B | c | | 1908 | SRI | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Sivathanujan, S | | | 1849 | SRI | 0.00 | 1 | -0.20 | 20 | -4.00 | | | Hansada, J G Disindu | | | 1335 | SRI | 0.00 | 1 | -0.83 | 20 | -16.60 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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 |
| 1257 | 1609 | 3.00 | 4 | -0.55 | 20 | -11.00 | |
| | Nagahawatta, Sachin Devinda | | | 1209 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Thilakarathne, Nisal Dilushana | | | 1175 | SRI | 1.00 | 1 | 0.06 | 20 | 1.20 | | | Adansooriya, B A | | | 1326 | SRI | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Ganepola, Thushanu Yasmith | | | 1316 | SRI | 0.00 | 1 | -0.85 | 20 | -17.00 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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