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Individual Calculations September 2019 |
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| Herath, H M D L Total change: -13.20 | |   |
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| 4th SSC Open International Rating chess Championship 2019 | Matara | SRI | 2019-08-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1381 | 1033 | 0.50 | 3 | 0.14 | 40 | 5.60 | |
|  Peiris, T G M | | | 1433 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Fonseka, Waranakulasuriya Chan Ch | | | 1276 | SRI | 0.00 | 1 | -0.20 | 40 | -8.00 | | | Kottahachchi, A S | | | 1433 * | SRI | 0.50 | 1 | 0.42 | 40 | 16.80 | | | * 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) | | | | Sri Lanka open International Rating Chess Championship 2019 | Anuradhapura | SRI | 2019-08-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1380 | 1033 | 0.00 | 3 | -0.35 | 40 | -14.00 | |
| | Abeywickrama, Sachintha | | | 1433 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Gunarathne, Senila Amaneth | c | | 1415 | SRI | 0.00 | 1 | -0.09 | 40 | -3.60 | | | Alwis, Randeepa | | | 1291 | SRI | 0.00 | 1 | -0.18 | 40 | -7.20 | | | * 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) | | | | 5th Negombo International chess Festival 2019 | Negombo | SRI | 2019-08-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1433 | 1033 | 0.50 | 2 | 0.34 | 40 | 13.60 | |
| | Senevirathne, S D B K | | | 1433 * | SRI | 0.50 | 1 | 0.42 | 40 | 16.80 | | | De Silva, D M Nilanga | | | 1433 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | * 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) | | | | 9th Kandy Open International Chess Festival 2019 | Kandy | SRI | 2019-08-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1332 | 1033 | 0.00 | 3 | -0.46 | 40 | -18.40 | |
| | Galappaththi, Chinthaka Anuruddh | f | | 1433 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Rathnayake, Maheesha Pabodhini | | | 1270 | SRI | 0.00 | 1 | -0.20 | 40 | -8.00 | | | Wijesinghe, W M M N | | | 1293 | SRI | 0.00 | 1 | -0.18 | 40 | -7.20 | | | * 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) | | |
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