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Individual Calculations September 2019 |
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| Kalansooriya, D A Total change: -35.20 | |   |
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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 |
| 1261 | 1042 | 0.00 | 3 | -0.67 | 40 | -26.80 | |
|  Dalawella, Sanuka Chandul | | | 1304 | SRI | 0.00 | 1 | -0.18 | 40 | -7.20 | |  Rupasinghe, S S S | | | 1221 | SRI | 0.00 | 1 | -0.27 | 40 | -10.80 | | | Chandes, K Yasindu | | | 1258 | SRI | 0.00 | 1 | -0.22 | 40 | -8.80 | |
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 |
| 1319 | 1042 | 0.50 | 4 | -0.21 | 40 | -8.40 | |
| | Saravanabaavan, Brijeash | | | 1442 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Dalawella, Sanuka Chandul | | | 1304 | SRI | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Tharindi, D.h. Roshana | | | 1330 | SRI | 0.50 | 1 | 0.34 | 40 | 13.60 | | | Dandeniya, D D L N | | | 1200 | SRI | 0.00 | 1 | -0.29 | 40 | -11.60 | | | * 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) | | |
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