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Individual Calculations September 2011 |
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| Alahakoon, A.m.c.b. Total change: 23.55 | |   |
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| Sri Lanka Major Division Kurunegala Chess Championship 2011 | Kurunegala | SRI | 2011-07-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1743 | 1860 | 4.50 | 5 | 1.26 | 15 | 18.90 | |
|  Thilakarathne, G.m.h. | | | 1580 | SRI | 1.00 | 1 | 0.16 | 15 | 2.40 | |  Samaranayake, K.p.r.n. | | | 1825 | SRI | 1.00 | 1 | 0.45 | 15 | 6.75 | | | Randil, Lakshitha | | | 1917 | SRI | 1.00 | 1 | 0.58 | 15 | 8.70 | | | Rathgalla, J.m.c.b. | | | 1750 | SRI | 0.50 | 1 | -0.15 | 15 | -2.25 | | | Rathnayake, Nuwan | | | 1644 | SRI | 1.00 | 1 | 0.22 | 15 | 3.30 | |
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) | | | | Mora Kings International Rating Chess Championship 2011 | Moratuwa | SRI | 2011-08-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1694 | 1860 | 4.50 | 6 | 0.31 | 15 | 4.65 | |
| | Mihiranga, K D Charith | | | 1494 | SRI | 1.00 | 1 | 0.10 | 15 | 1.50 | | | De Silva, Shelani | | | 1582 | SRI | 1.00 | 1 | 0.17 | 15 | 2.55 | | | Thawalampola, Banuka Neranjan | | | 1542 | SRI | 0.50 | 1 | -0.37 | 15 | -5.55 | | | Jayaweera, Y | | | 1696 | SRI | 1.00 | 1 | 0.28 | 15 | 4.20 | | | Kumarawadu, C S | | | 1692 | SRI | 1.00 | 1 | 0.28 | 15 | 4.20 | | | Weerawardane, R | | | 2160 | SRI | 0.00 | 1 | -0.15 | 15 | -2.25 | |
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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