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Individual Calculations January 2013 |
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| Suriyabandara, S.m.d. Total change: 1.35 | |   |
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| 4th Ethugalpura International Rating Tournament 2012 | Kurunegala | SRI | 2012-12-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1639 | 1618 | 2.00 | 4 | 0.09 | 15 | 1.35 | |
|  Ranasinghe, Anuga Gavindith | | | 1289 | SRI | 1.00 | 1 | 0.12 | 15 | 1.80 | |  Fonseka, C K D | | | 1925 | SRI | 0.50 | 1 | 0.36 | 15 | 5.40 | | | Lasitha, Subash | | | 1872 | SRI | 0.00 | 1 | -0.19 | 15 | -2.85 | | | Rathnayake , K G | | | 1471 | SRI | 0.50 | 1 | -0.20 | 15 | -3.00 | |
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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