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Individual Calculations October 2020 |
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| Pallie, Ehsha Mishela Total change: 120.75 | |   |
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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 |
| 1153 | 1406 | 11.00 | 11 | 2.29 | 25 | 57.25 | |
|  Attanayake, Chanindi Mewna | | | 1441 | SRI | 1.00 | 1 | 0.55 | 25 | 13.75 | |  Bimansa, D G Jayandi | | | 1006 * | SRI | 1.00 | 1 | 0.08 | 25 | 2.00 | | | Sanulya, G H S | | | 1006 * | SRI | 1.00 | 1 | 0.08 | 25 | 2.00 | | | Alwis, Jenuki | | | 1205 | SRI | 1.00 | 1 | 0.24 | 25 | 6.00 | | | Apeksha, M D C | | | 1026 | SRI | 1.00 | 1 | 0.09 | 25 | 2.25 | | | Weerathunga, W Gimashi Dewlini | | | 1024 | SRI | 1.00 | 1 | 0.09 | 25 | 2.25 | | | Thennakoon, Rumethma | | | 1127 | SRI | 1.00 | 1 | 0.16 | 25 | 4.00 | | | Sandanayake, Dehansa Nisanduni | | | 1214 | SRI | 1.00 | 1 | 0.25 | 25 | 6.25 | | | Rathnayake, Tenuli Dhahamna | | | 1131 | SRI | 1.00 | 1 | 0.17 | 25 | 4.25 | | | Ranganath, Tharuli Vihasna | | | 1272 | SRI | 1.00 | 1 | 0.32 | 25 | 8.00 | | | Marasinghe, Chanethma Devangi | | | 1226 | SRI | 1.00 | 1 | 0.26 | 25 | 6.50 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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) | | | | Inaugural Sri Lanka Youth Girls Chess Grand Prix 2020 - Semi Final 2 | Colombo | SRI | 2020-09-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1430 | 1491 | 1.00 | 2 | -0.16 | 25 | -4.00 | |
| | Sanudula, K M Dahamdi | | wc | 1430 | SRI | 1.00 | 1 | 0.42 | 25 | 10.50 | | | Sanudula, K M Dahamdi | | wc | 1430 | SRI | 0.00 | 1 | -0.58 | 25 | -14.50 | |
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) | | | | Inaugural Sri Lanka Youth Girls Chess Grand Prix 2020 - Consolation Finals | Colombo | SRI | 2020-09-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1398 | 1491 | 1.50 | 2 | 0.24 | 25 | 6.00 | |
| | Wilvalaarachchi, Oneli Omaya | | | 1398 | SRI | 1.00 | 1 | 0.37 | 25 | 9.25 | | | Wilvalaarachchi, Oneli Omaya | | | 1398 | SRI | 0.50 | 1 | -0.13 | 25 | -3.25 | |
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 |
| 1605 | 1491 | 7.00 | 13 | 2.46 | 25 | 61.50 | |
| | Hewawasam, H Y Nevanjee Dimanya | | wf | 1574 | SRI | 1.00 | 1 | 0.61 | 25 | 15.25 | | | Mapa, M M W H | | | 1563 | SRI | 1.00 | 1 | 0.60 | 25 | 15.00 | | | Ranganath, Tharuli Vihasna | | | 1362 | SRI | 0.00 | 1 | -0.67 | 25 | -16.75 | | | Koswatte, C T | | | 1738 | SRI | 1.00 | 1 | 0.81 | 25 | 20.25 | | | Wijesinghe, W M M N | | | 1575 | SRI | 1.00 | 1 | 0.62 | 25 | 15.50 | | | Fernando, G W Nethmi L | | | 1630 | SRI | 0.50 | 1 | 0.19 | 25 | 4.75 | | | Pavalachandran, Ashvini | | | 1614 | SRI | 0.00 | 1 | -0.33 | 25 | -8.25 | | | Ranasinghe, S D | | wm | 1731 | SRI | 1.00 | 1 | 0.80 | 25 | 20.00 | | | Jayaweera, Sayuni Gihansa | | wc | 1698 | SRI | 0.00 | 1 | -0.23 | 25 | -5.75 | | | Wickramasinghe, Minethma Lasandi | | wc | 1575 | SRI | 0.00 | 1 | -0.38 | 25 | -9.50 | | | Tharushi, T H D Niklesha | | wc | 1655 | SRI | 0.50 | 1 | 0.22 | 25 | 5.50 | | | Abeysinghe, H M H Janandani | | | 1519 | SRI | 1.00 | 1 | 0.54 | 25 | 13.50 | | | Sandeepani, M Tharushi | | | 1625 | SRI | 0.00 | 1 | -0.32 | 25 | -8.00 | |
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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