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Individual Calculations January 2022 |
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| Abeyrathne, K W A M G Dinod Uthsa Total change: 162.00 | |   |
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| Sri Lanka National B Chess Championship 2021 | Colombo | SRI | 2021-11-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1342 | 1054 | 3.00 | 6 | 1.95 | 40 | 78.00 | |
|  Wijesinghe, N L C Dojitha | | | 1454 * | SRI | 0.50 | 1 | 0.42 | 40 | 16.80 | |  De Silva, Osheen | | | 1454 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Ashad, Nevan Mishal Mohomed | | | 1158 | SRI | 1.00 | 1 | 0.64 | 40 | 25.60 | | | Samarakoon, Vivash Ransara | | | 1405 | SRI | 0.50 | 1 | 0.39 | 40 | 15.60 | | | Amarathunga, Kosala Sandeepa Cham | | | 1353 | SRI | 0.00 | 1 | -0.15 | 40 | -6.00 | | | Karunarathne, D D W Gamini | | | 1229 | SRI | 1.00 | 1 | 0.73 | 40 | 29.20 | | | * 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) | | | | Asian Junior Chess Championship 2021 | Waskaduwa | SRI | 2021-12-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1317 | 1054 | 3.50 | 7 | 2.10 | 40 | 84.00 | |
| | Dahanayake, Isara Banidu | c | | 1454 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Samarakoon, Vivash Ransara | | | 1405 | SRI | 0.00 | 1 | -0.11 | 40 | -4.40 | | | Yoosuf, Waseem Ahmed | | | 1177 | MDV | 1.00 | 1 | 0.67 | 40 | 26.80 | | | Senevirathne, S D B K | | | 1454 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Janukshan, B | | | 1096 | SRI | 0.50 | 1 | 0.06 | 40 | 2.40 | | | Hazza, Salah Mohammed | | | 1318 | UAE | 1.00 | 1 | 0.82 | 40 | 32.80 | | | Alnaimi, Geith | | | 1316 | UAE | 1.00 | 1 | 0.82 | 40 | 32.80 | | | * 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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