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Individual Calculations February 2019 |
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| Rajapaksha, Sethum Damhiru Total change: 89.20 | |   |
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| Sri Lanka National Youth Chess Championship 2018 Under - 13 years | Colombo | SRI | 2018-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1295 | 1064 | 4.00 | 8 | 2.23 | 40 | 89.20 | |
|  Weerasinghe, Sethum | | | 1326 | SRI | 1.00 | 1 | 0.82 | 40 | 32.80 | |  Wijerathne, L M S D | | | 1255 | SRI | 0.00 | 1 | -0.25 | 40 | -10.00 | | | Liyanage, Pesandu Rashmitha | | | 1438 | SRI | 1.00 | 1 | 0.90 | 40 | 36.00 | | | Samaranayaka, M L G | | | 1200 | SRI | 1.00 | 1 | 0.68 | 40 | 27.20 | | | Bentharaarachchi, Vinuga Ometh | | | 1302 | SRI | 0.50 | 1 | 0.30 | 40 | 12.00 | | | Akash, P A Oditha | | | 1414 | SRI | 0.50 | 1 | 0.39 | 40 | 15.60 | | | Arunakirinathan, Aruthran | | | 1265 | SRI | 0.00 | 1 | -0.24 | 40 | -9.60 | | | Mannaperuma, M M Pamudu Thamara | | | 1160 | SRI | 0.00 | 1 | -0.37 | 40 | -14.80 | |
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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