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Individual Calculations August 2018 |
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| Mapitigamaarachchi, S M Total change: -7.60 | |   |
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| 5th Sri Lanka National Amateur International Rating Chess Championships 2018 | Kurunegala | SRI | 2018-06-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1305 | 1013 | 0.50 | 4 | -0.19 | 40 | -7.60 | |
|  Lansakara, B M | | | 1413 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Thilakarathne, H M G G | | | 1413 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Jayasundara, J M N T B | | | 1133 | SRI | 0.50 | 1 | 0.16 | 40 | 6.40 | |  Madusanka , L D D | | | 1259 | SRI | 0.00 | 1 | -0.19 | 40 | -7.60 | | | * 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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