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Individual Calculations February 2019 |
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| Vithanage, H Yasindu Rashmika Total change: 84.80 | |   |
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| Sri Lanka National Youth Championship 2018 - Under 15 | Colombo | SRI | 2018-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1415 | 1351 | 3.50 | 6 | 1.00 | 40 | 40.00 | |
|  Vithanage, I A | | | 1579 | SRI | 0.00 | 1 | -0.21 | 40 | -8.40 | |  Wijesinghe, W A A P | | | 1118 | SRI | 1.00 | 1 | 0.21 | 40 | 8.40 | | | Abeysinghe, S M A M | | | 1503 | SRI | 1.00 | 1 | 0.70 | 40 | 28.00 | | | Gamage, Ovin Vidmal | | | 1547 | SRI | 0.00 | 1 | -0.25 | 40 | -10.00 | | | Nethsara, W M Daham | | | 1496 | SRI | 0.50 | 1 | 0.19 | 40 | 7.60 | | | Wanigasundara, W M H | | | 1246 | SRI | 1.00 | 1 | 0.36 | 40 | 14.40 | |
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) | | | | 7th Kaluthara Chess Festival 2019 | Kaluthara | SRI | 2019-01-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1373 | 1351 | 5.00 | 8 | 1.12 | 40 | 44.80 | |
| | Lamahewa, S | | | 1751 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Karunarathna, D D C Adithya Kum | | | 1009 | SRI | 1.00 | 1 | 0.12 | 40 | 4.80 | | | Padukka, P V Gayuru Hansana | | | 1127 | SRI | 0.50 | 1 | -0.28 | 40 | -11.20 | | | Panduka, Kumarathilaka | | | 1109 | SRI | 1.00 | 1 | 0.20 | 40 | 8.00 | | | Jayaweera, Y | | | 1689 | SRI | 1.00 | 1 | 0.88 | 40 | 35.20 | | | Kodithuwakku, Lisara | | | 1702 | SRI | 0.50 | 1 | 0.39 | 40 | 15.60 | | | Jayawardana, Chenuka Nethvidu | | | 1518 | SRI | 0.00 | 1 | -0.28 | 40 | -11.20 | | | Gunawardena, Anuth Methvin | | | 1079 | SRI | 1.00 | 1 | 0.17 | 40 | 6.80 | | | * 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) | | |
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