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Individual Calculations January 2020 |
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| Abhimanyu, Iraja Total change: 16.20 | |   |
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| 11th Ethugalpura International Chess Championship 2019 | Kurunegala | SRI | 2019-11-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1413 | 1427 | 4.00 | 7 | 0.30 | 20 | 6.00 | |
|  Hewage, Mike | | | 1102 | SRI | 1.00 | 1 | 0.13 | 20 | 2.60 | |  Wimalasuriya, Kasun M. | c | | 1827 * | SRI | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Akmeemana, I U | | | 1089 | SRI | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Gunawardena, I M T S | | wc | 1183 | SRI | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Jayaweera, Y | | | 1724 | SRI | 0.00 | 1 | -0.15 | 20 | -3.00 | | | De Alwis, K K Y M | | | 1137 | SRI | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Munasinghe, Lahiru | | | 1827 * | SRI | 0.00 | 1 | -0.08 | 20 | -1.60 | | | * 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) | | | | The Kolonnawa Chess Classic International Rating Tournament 2019 | Colombo | SRI | 2019-12-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1379 | 1427 | 5.00 | 8 | 0.51 | 20 | 10.20 | |
| | Apeksha, M D C | | | 1039 | SRI | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Bandara, Senomi Imethma | | | 1155 | SRI | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Jayaweera, Y | | | 1724 | SRI | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Himsara, W A Janidu | | | 1175 | SRI | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Withana, Vidun Manmitha | | | 1229 | SRI | 1.00 | 1 | 0.24 | 20 | 4.80 | | | Kodithuwakku, Lisara | | | 1718 | SRI | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Sandanayake, Nimansa Sasanduni | | | 1217 | SRI | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Kumara, C M S Praneeth | | | 1776 | SRI | 0.00 | 1 | -0.11 | 20 | -2.20 | |
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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