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Individual Calculations October 2020 |
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| Ranganath, Tharuli Vihasna Total change: -2.32 | |   |
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| Inaugural Sri Lanka Youth Girls Chess Grand Prix 2020 - Group Y | Colombo | SRI | 2020-08-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1159 | 1272 | 6.50 | 11 | -0.53 | 29 | -15.37 | |
|  Thennakoon, Rumethma | | | 1127 | SRI | 1.00 | 1 | 0.31 | 29 | 8.99 | |  Sandanayake, Dehansa Nisanduni | | | 1214 | SRI | 0.00 | 1 | -0.58 | 29 | -16.82 | | | Rathnayake, Tenuli Dhahamna | | | 1131 | SRI | 1.00 | 1 | 0.31 | 29 | 8.99 | | | Apeksha, M D C | | | 1026 | SRI | 0.50 | 1 | -0.31 | 29 | -8.99 | | | Marasinghe, Chanethma Devangi | | | 1226 | SRI | 0.50 | 1 | -0.06 | 29 | -1.74 | | | Attanayake, Chanindi Mewna | | | 1441 | SRI | 0.50 | 1 | 0.22 | 29 | 6.38 | | | Bimansa, D G Jayandi | | | 956 | SRI | 1.00 | 1 | 0.13 | 29 | 3.77 | | | Sanulya, G H S | | | 995 | SRI | 1.00 | 1 | 0.17 | 29 | 4.93 | | | Alwis, Jenuki | | | 1205 | SRI | 1.00 | 1 | 0.41 | 29 | 11.89 | | | Pallie, Ehsha Mishela | | wc | 1406 | SRI | 0.00 | 1 | -0.32 | 29 | -9.28 | | | Weerathunga, W Gimashi Dewlini | | | 1024 | SRI | 0.00 | 1 | -0.81 | 29 | -23.49 | |
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 Women's National Chess Championship 2020 | Colombo | SRI | 2020-09-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1614 | 1362 | 3.00 | 13 | 0.45 | 29 | 13.05 | |
| | Jayaweera, Sayuni Gihansa | | wc | 1698 | SRI | 0.50 | 1 | 0.38 | 29 | 11.02 | | | Wickramasinghe, Minethma Lasandi | | wc | 1575 | SRI | 1.00 | 1 | 0.77 | 29 | 22.33 | | | Pallie, Ehsha Mishela | | wc | 1491 | SRI | 1.00 | 1 | 0.67 | 29 | 19.43 | | | Abeysinghe, H M H Janandani | | | 1519 | SRI | 0.00 | 1 | -0.29 | 29 | -8.41 | | | Sandeepani, M Tharushi | | | 1625 | SRI | 0.00 | 1 | -0.18 | 29 | -5.22 | | | Hewawasam, H Y Nevanjee Dimanya | | wf | 1574 | SRI | 0.00 | 1 | -0.23 | 29 | -6.67 | | | Mapa, M M W H | | | 1563 | SRI | 0.00 | 1 | -0.24 | 29 | -6.96 | | | Tharushi, T H D Niklesha | | wc | 1655 | SRI | 0.00 | 1 | -0.15 | 29 | -4.35 | | | Koswatte, C T | | | 1738 | SRI | 0.50 | 1 | 0.41 | 29 | 11.89 | | | Wijesinghe, W M M N | | | 1575 | SRI | 0.00 | 1 | -0.23 | 29 | -6.67 | | | Fernando, G W Nethmi L | | | 1630 | SRI | 0.00 | 1 | -0.17 | 29 | -4.93 | | | Pavalachandran, Ashvini | | | 1614 | SRI | 0.00 | 1 | -0.19 | 29 | -5.51 | | | Ranasinghe, S D | | wm | 1731 | SRI | 0.00 | 1 | -0.10 | 29 | -2.90 | |
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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