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Individual Calculations April 2019 |
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| Lansakara, B M Total change: -60.40 | |   |
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| Battle of the Kings 2019 | Colombo | SRI | 2019-02-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1316 | 1579 | 4.00 | 5 | 0.08 | 40 | 3.20 | |
|  Wickramasinghe, Nuran I | | | 1179 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Thusiyanthan, V | | | 1179 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Withanage, Lakindu | | | 1590 | SRI | 0.50 | 1 | 0.02 | 40 | 0.80 | | | Vithanage, H Yasindu Rashmika | | | 1436 | SRI | 0.50 | 1 | -0.19 | 40 | -7.60 | | | Rajapaksha, Isum Asitha | | | 1195 | SRI | 1.00 | 1 | 0.09 | 40 | 3.60 | | | * 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) | | | | Sri Lanka National Major Division Chess Championship 2019 - Kandy | Kandy | SRI | 2019-03-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1301 | 1579 | 4.00 | 7 | -1.59 | 40 | -63.60 | |
| | Edirisinghe, H B B | | | 1179 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Kavisekara, Manula Heshan | | | 1179 * | SRI | 0.00 | 1 | -0.92 | 40 | -36.80 | | | Thennakoon, Disara | | | 1179 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Piyarthne, Movindu Lushan | | | 1247 | SRI | 1.00 | 1 | 0.12 | 40 | 4.80 | | | Ariyawansa, K A P M | | | 1794 | SRI | 0.00 | 1 | -0.23 | 40 | -9.20 | | | Malwathugoda, H M C B | | | 1210 | SRI | 1.00 | 1 | 0.10 | 40 | 4.00 | | | Hewage, Dinupa Adithya | | | 1319 | SRI | 0.00 | 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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