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Individual Calculations September 2018 |
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| Rajapaksha, A K Total change: -44.60 | |   |
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| 7th Mercantile and Government Service Chess Championship 2018 | Colombo | SRI | 2018-07-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1309 | 1644 | 3.00 | 6 | -2.23 | 20 | -44.60 | |
|  Madusanka , L D D | | | 1259 | SRI | 0.00 | 1 | -0.91 | 20 | -18.20 | |  De Silva, D Nawam Sarojen | | | 1244 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Gunasekera, K M C P | | | 1253 | SRI | 0.50 | 1 | -0.41 | 20 | -8.20 | | | Jayawickrama, U W R K | | | 1313 | SRI | 0.50 | 1 | -0.38 | 20 | -7.60 | | | Prabodhani, A W Buddhika | | | 1333 | SRI | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Herath, H M S S A | | | 1452 | SRI | 0.00 | 1 | -0.75 | 20 | -15.00 | | | * 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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