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Individual Calculations February 2019 |
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| Wijerathne, L M S D Total change: 19.60 | |   |
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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 |
| 1323 | 1255 | 4.00 | 8 | 0.49 | 40 | 19.60 | |
|  Samarasinghe, Amiru Visal | | | 1032 | SRI | 1.00 | 1 | 0.22 | 40 | 8.80 | | | Rajapaksha, Sethum Damhiru | | | 1064 | SRI | 1.00 | 1 | 0.25 | 40 | 10.00 | |  Wijesekara, Bihandu Sanhinda | | | 1465 | SRI | 1.00 | 1 | 0.77 | 40 | 30.80 | | | Silva, Kevin Ranidu | c | | 1655 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Withanarachchi, W A P I | | | 1492 | SRI | 0.00 | 1 | -0.20 | 40 | -8.00 | | | De Silva, L Nemith Semuthu | | | 1076 | SRI | 1.00 | 1 | 0.27 | 40 | 10.80 | | | Kodithuwakku, Lisara | | | 1655 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Bandara, Viduna Lewke | | | 1141 | SRI | 0.00 | 1 | -0.66 | 40 | -26.40 | | | * 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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