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Blitz:
Individual Calculations April 2020 |
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| Perera, H A Lisanda Vinsith Total change: 1.60 | |   |
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| Sri Lanka National Youth Blitz Chess Championship 2020 - Under 12Years | Colombo | SRI | 2020-02-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1098 | 1162 | 3.00 | 5 | 0.08 | 20 | 1.60 | |
|  Dissanayaka, D A K N R | | | 1043 | SRI | 1.00 | 1 | 0.34 | 20 | 6.80 | | | Basnayake, B M Thesandu Aken | | | 1195 | SRI | 0.00 | 1 | -0.45 | 20 | -9.00 | |  Galkotuwa, K A R G W S N B I | | | 1041 | SRI | 1.00 | 1 | 0.34 | 20 | 6.80 | | | Wijethunga, P D Akain Jithsara | | | 1018 | SRI | 1.00 | 1 | 0.31 | 20 | 6.20 | | | Perera, G Thinuka Geethula | | | 1194 | SRI | 0.00 | 1 | -0.46 | 20 | -9.20 | |
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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