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Individual Calculations February 2020 |
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| Ponnamperuma, Weraka Vasath Total change: 36.40 | |   |
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| Sri Lanka National Youth Chess Championship 2019 - Under 13 years | Colombo | SRI | 2019-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1324 | 1491 | 6.50 | 8 | 0.91 | 40 | 36.40 | |
|  Shanuka, R K Chamath | | | 1091 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Gavith, J K | | | 1167 | SRI | 1.00 | 1 | 0.13 | 40 | 5.20 | | | Punchihewa, Hasith Thevindu | | | 1244 | SRI | 1.00 | 1 | 0.19 | 40 | 7.60 | | | Marapana, Sanupa Bimsath | | | 1362 | SRI | 1.00 | 1 | 0.33 | 40 | 13.20 | | | Samaraweera, Dimuth Indeepa | | | 1556 | SRI | 0.50 | 1 | 0.09 | 40 | 3.60 | | | Ahangama, Senuka Aswin | | | 1473 | SRI | 0.50 | 1 | -0.03 | 40 | -1.20 | | | Arunakirinathan, Aruthran | | | 1377 | SRI | 0.50 | 1 | -0.16 | 40 | -6.40 | | | Palangoda, U P G M Sasmitha | | | 1325 | SRI | 1.00 | 1 | 0.28 | 40 | 11.20 | | | * 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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