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Individual Calculations September 2019 |
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| Gamage, Liviru Hansana Total change: 161.88 | |   |
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| 4th SSC Open International Rating chess Championship 2019 | Matara | SRI | 2019-08-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1329 | 1315 | 5.50 | 7 | 1.97 | 38 | 74.86 | |
|  Fernando, H Methushi Amaya | | | 1045 | SRI | 1.00 | 1 | 0.17 | 38 | 6.46 | |  Madushan, K D Tharusha | | | 1710 | SRI | 1.00 | 1 | 0.92 | 38 | 34.96 | | | Amarasinghe, A A C B | | | 1715 * | SRI | 0.00 | 1 | -0.08 | 38 | -3.04 | | | Gamage, Desandhi Dhihansa | | | 1159 | SRI | 0.50 | 1 | -0.21 | 38 | -7.98 | | | De Silva, M W Sanuth Nihinsa | | | 1043 | SRI | 1.00 | 1 | 0.17 | 38 | 6.46 | | | Rupasinghe, M H Gayumika | | | 1103 | SRI | 1.00 | 1 | 0.23 | 38 | 8.74 | | | Cooray, T C M Dulein Kavindu | | | 1529 | SRI | 1.00 | 1 | 0.77 | 38 | 29.26 | | | * 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) | | | | 5th Negombo International chess Festival 2019 | Negombo | SRI | 2019-08-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1452 | 1315 | 3.50 | 6 | 1.37 | 38 | 52.06 | |
| | Jayasinghe, Keeth M S | | | 1715 * | SRI | 0.00 | 1 | -0.08 | 38 | -3.04 | | | Jayasinghe, Maanitha Aviradha | | | 1058 | SRI | 1.00 | 1 | 0.18 | 38 | 6.84 | | | Tribuwan, T W Helik | | | 1614 | SRI | 0.50 | 1 | 0.35 | 38 | 13.30 | | | Kiriella, K G T S D | | | 1659 | SRI | 0.50 | 1 | 0.38 | 38 | 14.44 | | | Perera, P K Jagath | | | 1119 | SRI | 1.00 | 1 | 0.25 | 38 | 9.50 | | | Madushanka, B W M Malith | | | 1545 | SRI | 0.50 | 1 | 0.29 | 38 | 11.02 | | | * 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) | | | | 9th Kandy Open International Chess Festival 2019 | Kandy | SRI | 2019-08-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1327 | 1315 | 3.50 | 5 | 0.92 | 38 | 34.96 | |
| | Kularathna, Pulindu | | | 1068 | SRI | 1.00 | 1 | 0.19 | 38 | 7.22 | | | Kolomwe, Willian | | | 1715 * | ZAM | 0.00 | 1 | -0.08 | 38 | -3.04 | | | Gunaratne, Chivath Dathesha | | | 1079 | SRI | 1.00 | 1 | 0.20 | 38 | 7.60 | | | Samarasinghe, Isuru Udana | | | 1682 | SRI | 0.50 | 1 | 0.40 | 38 | 15.20 | | | Marasinghe, Chanethma Devangi | | | 1089 | SRI | 1.00 | 1 | 0.21 | 38 | 7.98 | | | * 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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