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Individual Calculations April 2019 |
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| Uthayatharsan, Ramachandran Total change: -10.00 | |   |
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| Battle of the Kings 2019 | Colombo | SRI | 2019-02-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1507 | 1268 | 0.50 | 4 | -0.37 | 40 | -14.80 | |
|  Wijesinghe, N L C Dojitha | | | 1668 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Sandaruwan, M G Ravindu | | | 1405 | SRI | 0.00 | 1 | -0.32 | 40 | -12.80 | | | Cooray, T C M Dulein Kavindu | | | 1519 | SRI | 0.00 | 1 | -0.19 | 40 | -7.60 | | | Fernando, M Tharusha Randima | | | 1436 | SRI | 0.50 | 1 | 0.22 | 40 | 8.80 | | | * 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) | | | | Sri Lanka National Major Division Chess Championship 2019 - Jaffna | Jaffna | SRI | 2019-03-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1337 | 1268 | 1.00 | 2 | 0.12 | 40 | 4.80 | |
| | Nirmalarajah, S | | | 1630 | SRI | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Premathilaka, W P P G Sampath | | | 1044 | SRI | 1.00 | 1 | 0.22 | 40 | 8.80 | |
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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