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Individual Calculations May 2012 |
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| Mendis, W G Chinthaka Total change: 3.00 | |   |
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| Sri Lanka Major Division Chess Championship 2012 Galle | Galle | SRI | 2012-02-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1771 | 1935 | 2.50 | 3 | 0.42 | 15 | 6.30 | |
|  Nanayakkara, Ravindu Ridmal | | | 1579 | SRI | 1.00 | 1 | 0.11 | 15 | 1.65 | |  Sandamith, W M | | | 1781 | SRI | 1.00 | 1 | 0.29 | 15 | 4.35 | | | Saranga, N C O | | | 1952 | SRI | 0.50 | 1 | 0.02 | 15 | 0.30 | |
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 B Chess Championship 2012 | Colombo | SRI | 2012-03-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1892 | 1935 | 6.50 | 10 | 0.90 | 15 | 13.50 | |
| | Doluweera, Minul Sanjula | | | 1745 | SRI | 1.00 | 1 | 0.25 | 15 | 3.75 | | | Weerawardena, R | | | 2105 | SRI | 0.00 | 1 | -0.28 | 15 | -4.20 | | | Bandara, Ajsd | | | 1794 | SRI | 1.00 | 1 | 0.31 | 15 | 4.65 | | | Kurukulasuriya, Prasanna | | | 2078 | SRI | 0.00 | 1 | -0.31 | 15 | -4.65 | | | Lamahewa, S | | | 1828 | SRI | 0.50 | 1 | -0.15 | 15 | -2.25 | | | Karunarathne, Wmvwb | | | 1783 | SRI | 1.00 | 1 | 0.30 | 15 | 4.50 | | | Priyankara, Chamil | | | 1892 | SRI | 0.00 | 1 | -0.56 | 15 | -8.40 | | | Fernando, Jmmp | | | 1858 | SRI | 1.00 | 1 | 0.39 | 15 | 5.85 | | | Ranasinghe, Sd | | wm | 1913 | SRI | 1.00 | 1 | 0.47 | 15 | 7.05 | | | Gunasinghe, Wats | | | 1920 | SRI | 1.00 | 1 | 0.48 | 15 | 7.20 | |
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) | | | | 2nd Dhamso International Chess Festival | Ambalangoda | SRI | 2012-04-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1680 | 1935 | 4.50 | 7 | -1.12 | 15 | -16.80 | |
| | Sulochana, H L G Sakula | | | 1626 | SRI | 0.00 | 1 | -0.86 | 15 | -12.90 | | | Lorensuhewa, Prasanjith Chanaka | | | 1535 * | SRI | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Guruge, Nalaka Neranjan | | | 1633 | SRI | 1.00 | 1 | 0.15 | 15 | 2.25 | | | Tribuwan, T W Helik | | | 1732 | SRI | 1.00 | 1 | 0.24 | 15 | 3.60 | | | Yashora, Tiumi | | | 1747 | SRI | 0.00 | 1 | -0.74 | 15 | -11.10 | | | Ranasinghe, P M | | | 1702 | SRI | 1.00 | 1 | 0.21 | 15 | 3.15 | | | Jayarathne, M N G | | | 1784 | SRI | 0.50 | 1 | -0.20 | 15 | -3.00 | | | * 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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