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Individual Calculations February 2020 |
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| Aarakan, J Total change: 17.60 | |   |
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| Sri Lanka National Youth Chess Championship 2019 - Under 15 years | Colombo | SRI | 2019-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1203 | 1010 | 2.00 | 6 | 0.44 | 40 | 17.60 | |
|  Wijerathne, L M S D | | | 1379 | SRI | 0.00 | 1 | -0.10 | 40 | -4.00 | |  Adimali, Uvindu Nipunitha | | | 1110 | SRI | 0.50 | 1 | 0.14 | 40 | 5.60 | | | Madhusha, A N Ashen | | | 1153 | SRI | 1.00 | 1 | 0.69 | 40 | 27.60 | | | Basnayake, Kaushal Chaturanga | | | 1224 | SRI | 0.00 | 1 | -0.23 | 40 | -9.20 | | | Rupasinghe, S S S | | | 1203 | SRI | 0.50 | 1 | 0.25 | 40 | 10.00 | | | Kakulawala, Isuru Sanith | | | 1149 | SRI | 0.00 | 1 | -0.31 | 40 | -12.40 | |
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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