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Individual Calculations April 2020 |
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| Gamarathne, Oneth Total change: -4.40 | |   |
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| Colombo International Chess Festival 2020 | Colombo | SRI | 2020-02-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1181 | 1297 | 2.50 | 4 | -0.11 | 40 | -4.40 | |
|  Perera, N Dumitha Sandumith | | | 1010 | SRI | 1.00 | 1 | 0.16 | 40 | 6.40 | |  Bandara, A J K D | | | 1697 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Kalinga, Manumitha | | | 1014 | SRI | 0.50 | 1 | -0.34 | 40 | -13.60 | | | Liyanage, D L Vojitha Kalmira | | | 1002 | SRI | 1.00 | 1 | 0.15 | 40 | 6.00 | | | * 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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