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Individual Calculations March 2018 |
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| Lasitha, Subash Total change: 32.80 | |   |
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| Kaluthara International Chess Festival 2018 | Kaluthara | SRI | 2018-01-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1681 | 1783 | 5.50 | 8 | 0.65 | 20 | 13.00 | |
|  Withanage, G D N | | | 1383 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Rangajeewa, M G Sachithra Sandar | | | 1383 * | SRI | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Chamathka, Weerasinghe A Chethan | | | 1383 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | De Silva, Udara Sandesh | | | 1621 | SRI | 1.00 | 1 | 0.29 | 20 | 5.80 | | | Peiris, T G M | | | 2146 | SRI | 1.00 | 1 | 0.90 | 20 | 18.00 | | | Priyankara, Chamil | | | 2023 | SRI | 0.50 | 1 | 0.30 | 20 | 6.00 | | | Samaranayake, K P R N | | | 1885 | SRI | 0.00 | 1 | -0.36 | 20 | -7.20 | | | Weerakoon, D D P | | | 1620 | SRI | 0.50 | 1 | -0.22 | 20 | -4.40 | | | * 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) | | | | Sri Lanka National (Major Division) Chess Championship 2018 - Galle Event | Galle | SRI | 2018-02-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1559 | 1760 | 6.00 | 7 | 0.99 | 20 | 19.80 | |
| | Kodithuwakku , Gaindu Vidunitha | | | 1360 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Dalawella, Sanuka Chandul | | | 1360 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Dharmakeerthi, G K Pasindu Nims | | | 1524 | SRI | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Palihakkara, Nihindu Bimsath | | | 1360 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Madushanka, Harsha | | | 1803 | SRI | 0.50 | 1 | 0.06 | 20 | 1.20 | | | Sandamith, W M | | | 1758 | SRI | 0.50 | 1 | 0.00 | 20 | 0.00 | | | De Silva, Gihan | | | 1750 | SRI | 1.00 | 1 | 0.49 | 20 | 9.80 | | | * 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) | | |
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