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Rapid:
Individual Calculations February 2018 |
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| Perera, Isara Ranmeth Total change: 43.80 | |   |
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| Sri Lanka National Youth Rapid Chess Championship 2017 Under - 12 years | Colombo | SRI | 2018-01-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1199 | 1046 | 4.00 | 6 | 2.19 | 20 | 43.80 | |
|  Liyanage, Pesandu Rashmitha | | | 1248 | SRI | 0.00 | 1 | -0.24 | 20 | -4.80 | | | Pathirana, Luchitha Disal | | | 1120 | SRI | 0.50 | 1 | 0.10 | 20 | 2.00 | |  Bentharaarachchi, Vinuga Ometh | | | 1171 | SRI | 1.00 | 1 | 0.67 | 20 | 13.40 | | | Samaraweera, Dimuth Indeepa | | | 1300 | SRI | 1.00 | 1 | 0.81 | 20 | 16.20 | | | Bandara, W M Malitha | | | 1147 | SRI | 0.50 | 1 | 0.14 | 20 | 2.80 | | | Dharmakeerthi, G K Pasindu Nims | | | 1205 | SRI | 1.00 | 1 | 0.71 | 20 | 14.20 | |
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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