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Individual Calculations February 2017 |
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| Jayaweera Gamage, Disindu Hansad Total change: -7.60 | |   |
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| 1st SSC Open International 2016 | Matara | SRI | 2016-12-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1276 | 1066 | 1.00 | 4 | 0.07 | 40 | 2.80 | |
|  De Silva, K Shanilka Adithya | | | 1370 | SRI | 0.00 | 1 | -0.14 | 40 | -5.60 | |  Kithmal, P M Kalindhu | | | 1273 | SRI | 0.00 | 1 | -0.23 | 40 | -9.20 | | | Sooriyaarachchi, S L | | | 1248 | SRI | 0.50 | 1 | 0.24 | 40 | 9.60 | | | Ekanayake, Hasindu Chiranga | | | 1214 | SRI | 0.50 | 1 | 0.20 | 40 | 8.00 | |
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) | | | | Kalutara Chess Festival 2017 | Kalutara | SRI | 2017-01-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1298 | 1036 | 0.50 | 4 | -0.26 | 40 | -10.40 | |
| | Indusara, M G Janitha | | | 1266 | SRI | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Dampage, V Isuraka | | | 1240 | SRI | 0.00 | 1 | -0.24 | 40 | -9.60 | | | Herath, Sanduni | | | 1436 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Wickramarathne, T D | | | 1249 | SRI | 0.50 | 1 | 0.27 | 40 | 10.80 | | | * 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) | | |
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