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Rapid:
Individual Calculations November 2022 |
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| Senarathna, Chamithu Dewwin Total change: -4.80 | |   |
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| Sri Lanka National Rapid Chess Championship 2022 | Colombo | SRI | 2022-09-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1435 | 1103 | 0.50 | 4 | -0.04 | 20 | -0.80 | |
|  Liyanage, Pesandu Rashmitha | | | 1482 | SRI | 0.00 | 1 | -0.09 | 20 | -1.80 | | | Senarathne, A A H M B | | | 1432 | SRI | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Dissanayake, D M Madushan Sameera | | | 1275 | SRI | 0.50 | 1 | 0.23 | 20 | 4.60 | |  Jeyanthan, Krishna Rahul | | | 1549 | SRI | 0.00 | 1 | -0.06 | 20 | -1.20 | |
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) | | | | Sri Lanka National Youth Rapid Chess Championships 2022 - U14 O | Dehiwala | SRI | 2022-10-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1281 | 1103 | 1.00 | 4 | -0.10 | 40 | -4.00 | |
| | Weerasekara, Dinul Vinsitha | | | 1258 | SRI | 0.00 | 1 | -0.29 | 40 | -11.60 | | | Janarthanan, Kethushan | | | 1325 | SRI | 1.00 | 1 | 0.78 | 40 | 31.20 | | | Perera, G Thinuka Geethula | | | 1169 | SRI | 0.00 | 1 | -0.41 | 40 | -16.40 | | | Sathsindu, W M Minura | | | 1370 | SRI | 0.00 | 1 | -0.18 | 40 | -7.20 | |
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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