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Blitz:
Individual Calculations April 2020 |
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| Perera, B A Vathmira Geesan Total change: -13.00 | |   |
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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 |
| 1068 | 1017 | 1.50 | 5 | -0.65 | 20 | -13.00 | |
|  Shaluka, A G Chanindu | | | 1081 | SRI | 1.00 | 1 | 0.59 | 20 | 11.80 | |  Insara, S D Nadev | | | 1134 | SRI | 0.00 | 1 | -0.34 | 20 | -6.80 | | | Hendavitharana, D S | | | 1060 | SRI | 0.50 | 1 | 0.06 | 20 | 1.20 | | | Dissanayaka, D A K N R | | | 1043 | SRI | 0.00 | 1 | -0.46 | 20 | -9.20 | | | Dehigaspitiya, Senidu | | | 1020 | SRI | 0.00 | 1 | -0.50 | 20 | -10.00 | |
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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