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Individual Calculations November 2018 |
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| Herath, H M M D Total change: -21.60 | |   |
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| Buddhi Open International Rating Chess Tournament 2018 | Gampaha | SRI | 2018-09-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1105 | 1356 | 3.50 | 5 | -0.54 | 40 | -21.60 | |
|  Galukagama, G L Dishen Sandaru | | | 1047 | SRI | 0.00 | 1 | -0.86 | 40 | -34.40 | | | Jayarathna, C P | | | 1071 | SRI | 1.00 | 1 | 0.16 | 40 | 6.40 | |  Rupasinghe, M H Gayumika | | | 1149 | SRI | 0.50 | 1 | -0.27 | 40 | -10.80 | | | Wickramarathne, P W G Gaveshi | | | 1139 | SRI | 1.00 | 1 | 0.22 | 40 | 8.80 | | | Samuel, Anthony J | | | 1121 | SRI | 1.00 | 1 | 0.21 | 40 | 8.40 | |
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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