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Individual Calculations May 2012 |
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| Rathnayake, Rmpc Total change: 0.00 | |   |
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| Sri Lanka Women's National B Chess Championship 2012 | Colombo | SRI | 2012-03-10 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1553 | 0 | 4.50 | 8 | 0.00 | 1568 | | 0.00 | |
|  Kulatunga, Dinithi | | | 1552 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Sumithrarachchi, Sayuri | | | 1576 | SRI | 1.00 | 1 | 0.00 | | 0.00 | | | Bandara, R.m.nisakya | | | 1309 | SRI | 0.50 | 1 | 0.00 | | 0.00 | |  Kumari, Sct | | | 1507 | SRI | 1.00 | 1 | 0.00 | | 0.00 | | | Dissanayake, D.d.m.r.p.k. | | | 1563 | SRI | 1.00 | 1 | 0.00 | | 0.00 | | | Methmali, Y | | | 1798 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Abeywardena, Hn | | | 1607 | SRI | 0.50 | 1 | 0.00 | | 0.00 | | | Koswattha, K W D M D I | | | 1511 | SRI | 0.50 | 1 | 0.00 | | 0.00 | |
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) | | | | National Youth Chess Championship 2012 Under 14 Girls | Colombo | SRI | 2012-04-06 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1452 | 0 | 1.50 | 4 | 0.00 | 1365 | | 0.00 | |
| | Jayaratne, J P S S | | | 1500 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Balasuriya, Sajini Hasara | | | 1413 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Premaratne, Poornima | | | 1474 | SRI | 0.50 | 1 | 0.00 | | 0.00 | | | Sathma, Devni | | | 1419 | SRI | 1.00 | 1 | 0.00 | | 0.00 | |
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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