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Individual Calculations March 2020 |
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| Perera, N Dumitha Sandumith Total change: -29.60 | |   |
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| Sri Lanka National (Major Division ) Chess Championship 2020 - Colombo Event | Colombo | SRI | 2020-02-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1223 | 1010 | 0.50 | 5 | -0.74 | 40 | -29.60 | |
|  Basnayake, B M Thesandu Aken | | | 1375 | SRI | 0.00 | 1 | -0.10 | 40 | -4.00 | |  Hewawasam, H Y Thisaga Manvidu | | | 1357 | SRI | 0.00 | 1 | -0.11 | 40 | -4.40 | | | Karunarathne, D D W Gamini | | | 1216 | SRI | 0.00 | 1 | -0.24 | 40 | -9.60 | | | Subaweera, Senuka Sendinu | | | 1097 | SRI | 0.50 | 1 | 0.12 | 40 | 4.80 | | | Dinayana, Thinuga | | | 1072 | SRI | 0.00 | 1 | -0.41 | 40 | -16.40 | |
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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