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Individual Calculations February 2020 |
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| Perera, K Sandun Gayantha Total change: 0.00 | |   |
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| Sri Lanka National Youth Chess Championship 2019 - Under 17 years | Colombo | SRI | 2019-12-27 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1236 | 0 | 2.00 | 6 | 0.00 | 1111 | | 0.00 | |
|  Wanigasundara, W M H | | | 1291 | SRI | 0.00 | 1 | 0.00 | | 0.00 | |  Senevirathne, U S W | | | 1131 | SRI | 0.50 | 1 | 0.00 | | 0.00 | | | Ranasinghe, C G S P | | | 1043 | SRI | 0.50 | 1 | 0.00 | | 0.00 | | | Samaraweera, Sanith Jithnuka | | | 1162 | SRI | 1.00 | 1 | 0.00 | | 0.00 | | | Jayasundara, J J M Y Adithya B | | | 1594 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Induwara, Dimuth | | | 1197 | SRI | 0.00 | 1 | 0.00 | | 0.00 | |
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) | | | | Battle of the Kings - All Island Schools Team Chess Championship 2020 | Colombo | SRI | 2020-01-03 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1140 | 0 | 0.50 | 2 | 0.00 | 947 | | 0.00 | |
| | Hewage, Hesandu Hansana | | | 1163 | SRI | 0.50 | 1 | 0.00 | | 0.00 | | | Deshapriya, A M M Nandula | | | 1117 | SRI | 0.00 | 1 | 0.00 | | 0.00 | |
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) | | |
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