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Individual Calculations August 2017 |
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| Deshappriya, D Kalindu Total change: -51.40 | |   |
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| Sri Lanka National B Chess Championship 2017 | Narahenpita | SRI | 2017-05-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1501 | 1603 | 2.00 | 9 | -3.60 | 20 | -72.00 | |
|  Amarasinghe, A A C B | | | 1915 | SRI | 0.00 | 1 | -0.14 | 20 | -2.80 | |  Buddhika, A G Chathuranga | | | 1203 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Herath, H M A K | | | 1798 | SRI | 0.00 | 1 | -0.25 | 20 | -5.00 | | | Sivathanujan, S | | | 1309 | SRI | 0.00 | 1 | -0.85 | 20 | -17.00 | | | Nirmalarajah, S | | | 1583 | SRI | 0.00 | 1 | -0.53 | 20 | -10.60 | | | Kanathipan, Thiruchelvan | | | 1402 | SRI | 0.00 | 1 | -0.76 | 20 | -15.20 | | | Senevirathna, N Savindu Ransika | | | 1341 | SRI | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Sathkumara, S M H D | | | 1446 | SRI | 0.00 | 1 | -0.71 | 20 | -14.20 | | | Piyumantha, M Thisal Manjith | | | 1513 | SRI | 0.00 | 1 | -0.62 | 20 | -12.40 | | | * 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) | | | | 6th Mercantile and Government Service International Rating Chess Championship 2017 | Colombo, Sri Lanka | SRI | 2017-07-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1813 | 1573 | 1.50 | 2 | 1.03 | 20 | 20.60 | |
| | Rajapaksha, A K | | | 1652 | SRI | 1.00 | 1 | 0.61 | 20 | 12.20 | | | Athukorala, P M A B | | | 1973 * | SRI | 0.50 | 1 | 0.42 | 20 | 8.40 | | | * 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) | | |
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