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Individual Calculations October 2020 |
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| Ranasinghe, S D Total change: -8.00 | |   |
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| Sri Lanka Women's National Chess Championship 2020 | Colombo | SRI | 2020-09-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1586 | 1731 | 8.50 | 13 | -0.40 | 20 | -8.00 | |
|  Koswatte, C T | | | 1738 | SRI | 1.00 | 1 | 0.51 | 20 | 10.20 | |  Wijesinghe, W M M N | | | 1575 | SRI | 0.00 | 1 | -0.71 | 20 | -14.20 | | | Fernando, G W Nethmi L | | | 1630 | SRI | 0.00 | 1 | -0.64 | 20 | -12.80 | | | Pavalachandran, Ashvini | | | 1614 | SRI | 0.00 | 1 | -0.66 | 20 | -13.20 | | | Tharushi, T H D Niklesha | | wc | 1655 | SRI | 1.00 | 1 | 0.40 | 20 | 8.00 | | | Jayaweera, Sayuni Gihansa | | wc | 1698 | SRI | 1.00 | 1 | 0.45 | 20 | 9.00 | | | Wickramasinghe, Minethma Lasandi | | wc | 1575 | SRI | 1.00 | 1 | 0.29 | 20 | 5.80 | | | Pallie, Ehsha Mishela | | wc | 1491 | SRI | 0.00 | 1 | -0.80 | 20 | -16.00 | | | Abeysinghe, H M H Janandani | | | 1519 | SRI | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Sandeepani, M Tharushi | | | 1625 | SRI | 0.50 | 1 | -0.14 | 20 | -2.80 | | | Hewawasam, H Y Nevanjee Dimanya | | wf | 1574 | SRI | 1.00 | 1 | 0.29 | 20 | 5.80 | | | Mapa, M M W H | | | 1563 | SRI | 1.00 | 1 | 0.28 | 20 | 5.60 | | | Ranganath, Tharuli Vihasna | | | 1362 | SRI | 1.00 | 1 | 0.10 | 20 | 2.00 | |
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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