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Individual Calculations March 2015 |
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| Perera, U I Himal Total change: -72.40 | |   |
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| Colombo Chess Festival 2015 | Colombo | SRI | 2015-01-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1471 | 1410 | 2.00 | 6 | -0.70 | 40 | -28.00 | |
|  Viththiyarani, S | | | 1671 | SRI | 0.50 | 1 | 0.32 | 40 | 12.80 | |  Fernando, J M Marlon P | | | 1810 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Perera, D Upashan L | | | 1204 | SRI | 1.00 | 1 | 0.24 | 40 | 9.60 | | | Gunasinghe, S R | | | 1784 | SRI | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Nethsara, W M Daham | | | 1181 | SRI | 0.50 | 1 | -0.29 | 40 | -11.60 | | | Premaratne, Savin Vindiya | | | 1176 | SRI | 0.00 | 1 | -0.79 | 40 | -31.60 | | | * 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 Major Division Chess Championship 2015 Colombo | Colombo | SRI | 2015-02-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1195 | 1410 | 5.00 | 8 | -1.11 | 40 | -44.40 | |
| | Fernando, W W Senith Chinthira | | | 1088 | SRI | 0.50 | 1 | -0.37 | 40 | -14.80 | | | Senevirathne, H Dulith Taruka | | | 1153 | SRI | 0.00 | 1 | -0.82 | 40 | -32.80 | | | Liyanage, R L Jayana S | | | 1061 | SRI | 1.00 | 1 | 0.11 | 40 | 4.40 | | | Perera, Mulina | | | 1156 | SRI | 1.00 | 1 | 0.19 | 40 | 7.60 | | | Deraniyagala, Vimukthi Prathap | | | 1261 | SRI | 1.00 | 1 | 0.30 | 40 | 12.00 | | | Edirisinghe, S Thulnith | | | 1273 | SRI | 0.50 | 1 | -0.18 | 40 | -7.20 | | | Kodithuwakku, Lisara | | | 1306 | SRI | 0.50 | 1 | -0.14 | 40 | -5.60 | | | Wijayasuriya, Pulindu Thewmika | | | 1263 | SRI | 0.50 | 1 | -0.20 | 40 | -8.00 | |
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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