Individual Calculations February 2020 |
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Morais, Sanuka Jude Vidunitha Total change: 25.20 | | |
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Sri Lanka National Amateur Chess Championship 2019 | Colombo | SRI | 2019-12-19 |
Rc | Ro | w | n | change | K | K*chg | Game |
1347 | 1050 | 0.50 | 4 | -0.21 | 40 | -8.40 | |
| Ahangama, Senuka Aswin | | | 1450 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | Jayaweera Gamage, Disindu Hansad | | | 1392 | SRI | 0.50 | 1 | 0.38 | 40 | 15.20 | | Aluvihare, Shakila | | | 1450 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | Laksandu, R A Chamath | | | 1097 | SRI | 0.00 | 1 | -0.43 | 40 | -17.20 | | * 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) | | Sri Lanka National Youth Chess Championship 2019 - Under 13 years | Colombo | SRI | 2019-12-27 |
Rc | Ro | w | n | change | K | K*chg | Game |
1210 | 1050 | 2.00 | 4 | 0.84 | 40 | 33.60 | |
| Attanayake, A M Poorna Chamod | | | 1174 | SRI | 0.50 | 1 | 0.17 | 40 | 6.80 | | Gavith, J K | | | 1167 | SRI | 1.00 | 1 | 0.66 | 40 | 26.40 | | Rohana, V T Malitha | | | 1293 | SRI | 0.00 | 1 | -0.20 | 40 | -8.00 | | Attanayaka, Chamath | | | 1205 | SRI | 0.50 | 1 | 0.21 | 40 | 8.40 | | 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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