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Individual Calculations January 2020 |
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| Nanayakkara, N W P K W Total change: 5.80 | |   |
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| 11th Ethugalpura International Chess Championship 2019 | Kurunegala | SRI | 2019-11-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1314 | 1022 | 1.00 | 3 | 0.51 | 20 | 10.20 | |
|  Uduwala, Pramod Dimuthu | | | 1422 * | SRI | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Basnayake, Kaushal Chaturanga | | | 1224 | SRI | 1.00 | 1 | 0.76 | 20 | 15.20 | | | Fernando, W S Sanash Damion | | | 1297 | SRI | 0.00 | 1 | -0.17 | 20 | -3.40 | | | * 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) | | | | The Kolonnawa Chess Classic International Rating Tournament 2019 | Colombo | SRI | 2019-12-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1372 | 1022 | 0.00 | 2 | -0.22 | 20 | -4.40 | |
| | Premanath, Prasansa | | | 1390 | SRI | 0.00 | 1 | -0.10 | 20 | -2.00 | | | Dushan, W Charuka | | | 1354 | SRI | 0.00 | 1 | -0.12 | 20 | -2.40 | |
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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