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Individual Calculations October 2019 |
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| Basnayake, B M Thesandu Aken Total change: 4.40 | |   |
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| 10th Buddhi International Rating Chess Championship 2019 | Gampaha | SRI | 2019-09-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1286 | 1352 | 3.00 | 5 | 0.11 | 40 | 4.40 | |
|  Sathmina, S L Lalindu | | | 1543 | SRI | 0.50 | 1 | 0.25 | 40 | 10.00 | |  Nirmalarajah, S | | | 1630 | SRI | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Kamaradiwela, K A D M M | | | 1073 | SRI | 0.50 | 1 | -0.34 | 40 | -13.60 | | | Samarakoon, Vivash Ransara | | | 1059 | SRI | 1.00 | 1 | 0.15 | 40 | 6.00 | | | Wijerathne, K G D Yonal | | | 1127 | SRI | 1.00 | 1 | 0.22 | 40 | 8.80 | |
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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