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Individual Calculations September 2011 |
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| Herath, H.m.a.k. Total change: -11.85 | |   |
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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 |
| 1594 | 1713 | 1.50 | 3 | -0.44 | 15 | -6.60 | |
|  Samaranayake, K.p.r.n. | | | 1825 | SRI | 0.00 | 1 | -0.35 | 15 | -5.25 | |  Rathnayake, K.g. | | | 1490 | SRI | 0.50 | 1 | -0.28 | 15 | -4.20 | | | Kaluarachchi, A.s. | | | 1466 | SRI | 1.00 | 1 | 0.19 | 15 | 2.85 | |
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 |
| 1994 | 1713 | 0.00 | 2 | -0.35 | 15 | -5.25 | |
| | Pitigala, Chandra Sudarman S | | | 2083 | SRI | 0.00 | 1 | -0.10 | 15 | -1.50 | | | Ranasinghe, S D | | wm | 1905 | SRI | 0.00 | 1 | -0.25 | 15 | -3.75 | |
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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