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Individual Calculations February 2020 |
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| Amarasinghe, A A D G Total change: -40.80 | |   |
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| Sri Lanka National Youth Chess Championship 2019 - Under 13 years | Colombo | SRI | 2019-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1245 | 1084 | 0.00 | 2 | -0.69 | 40 | -27.60 | |
|  Wiratunga, Jenith | | | 1484 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Weheragoda, H A Menula | | | 1006 | SRI | 0.00 | 1 | -0.61 | 40 | -24.40 | | | * 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) | | | | Battle of the Kings - All Island Schools Team Chess Championship 2020 | Colombo | SRI | 2020-01-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1209 | 1084 | 0.00 | 1 | -0.33 | 40 | -13.20 | |
| | Bandara, Viduna Lewke | | | 1209 | SRI | 0.00 | 1 | -0.33 | 40 | -13.20 | |
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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