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Individual Calculations February 2017 |
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| Perera , Vihini Vimansa Total change: 14.80 | |   |
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| 1st SSC Open International 2016 | Matara | SRI | 2016-12-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1328 | 1088 | 1.50 | 5 | 0.45 | 40 | 18.00 | |
|  Weerawardane, Romesh | m | | 1488 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Gunasena, H N Chathuranga | | | 1307 | SRI | 1.00 | 1 | 0.78 | 40 | 31.20 | | | Cooray, B S M T | | | 1282 | SRI | 0.50 | 1 | 0.25 | 40 | 10.00 | | | Sahasra, A P Sasindu | | | 1291 | SRI | 0.00 | 1 | -0.24 | 40 | -9.60 | | | Induwara, C Sujith | | | 1274 | SRI | 0.00 | 1 | -0.26 | 40 | -10.40 | | | * 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) | | | | Kalutara Chess Festival 2017 | Kalutara | SRI | 2017-01-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1430 | 1114 | 0.50 | 4 | -0.08 | 40 | -3.20 | |
| | Wijesinghe, G B | | | 1514 * | SRI | 0.50 | 1 | 0.42 | 40 | 16.80 | | | Subasinghe, D D C H | | | 1514 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | De Silva, J I Ajantha | | | 1365 | SRI | 0.00 | 1 | -0.19 | 40 | -7.60 | | | Gunarathne, Senila Amaneth | | | 1328 | SRI | 0.00 | 1 | -0.23 | 40 | -9.20 | | | * 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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