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Individual Calculations March 2018 |
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| Ponnamperuma, Weraka Vasath Total change: 167.20 | |   |
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| Kaluthara International Chess Festival 2018 | Kaluthara | SRI | 2018-01-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1442 | 1137 | 3.00 | 6 | 2.09 | 40 | 83.60 | |
|  De Silva, Shelani | | | 1537 * | SRI | 1.00 | 1 | 0.92 | 40 | 36.80 | |  Fernando, M Tharusha Randima | | | 1476 | SRI | 1.00 | 1 | 0.88 | 40 | 35.20 | | | Madusanka, L D P | | | 1537 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Yasanga, W C M Kasun | | | 1391 | SRI | 0.50 | 1 | 0.31 | 40 | 12.40 | | | Rangajeewa, M G Sachithra Sandar | | | 1365 | SRI | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Gamage, Yasasmi Umarusiru | | | 1348 | SRI | 0.50 | 1 | 0.27 | 40 | 10.80 | | | * 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 2018 - Colombo Event | Colombo | SRI | 2018-02-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1346 | 1137 | 4.00 | 7 | 2.09 | 40 | 83.60 | |
| | Uyanhewage, T K | | | 1537 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Senaratne, Inura Induwara | | | 1001 | SRI | 1.00 | 1 | 0.32 | 40 | 12.80 | | | De Silva, J I Ajantha | | | 1383 | SRI | 0.50 | 1 | 0.31 | 40 | 12.40 | | | Ahangama, Senuka Aswin | | | 1074 | SRI | 1.00 | 1 | 0.41 | 40 | 16.40 | | | Nethmina, S A Indura | | | 1375 | SRI | 1.00 | 1 | 0.80 | 40 | 32.00 | | | Chandula, E D S | | | 1514 | SRI | 0.50 | 1 | 0.41 | 40 | 16.40 | | | Perera, D Upashan L | | | 1537 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | * 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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