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Individual Calculations January 2020 |
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| Apeksha, M D C Total change: -12.80 | |   |
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| 11th Ethugalpura International Chess Championship 2019 | Kurunegala | SRI | 2019-11-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1439 | 1039 | 0.00 | 2 | -0.16 | 40 | -6.40 | |
|  Chankamie, M K T | | | 1439 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Manuranga, D Lahiru | | | 1439 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | * 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 |
| 1338 | 1039 | 0.50 | 4 | -0.16 | 40 | -6.40 | |
| | Abhimanyu, Iraja | | | 1427 | SRI | 0.00 | 1 | -0.09 | 40 | -3.60 | |  Sanudula, K M Dahamdi | | wc | 1439 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Selvarajah, Selvendra | | | 1302 | SRI | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Warnaweera, Methira | | | 1182 | SRI | 0.50 | 1 | 0.19 | 40 | 7.60 | | | * 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) | | |
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