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Individual Calculations June 2015 |
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| Piyumantha, M Sasith Nipun Total change: -48.00 | |   |
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| FIDE World Schools Championship 2015 - OU13 | Pattaya | THA | 2015-05-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1962 | 1844 | 2.00 | 6 | -0.09 | 40 | -3.60 | |
|  Liyanage, Ranindu Dilshan | | | 1594 | SRI | 1.00 | 1 | 0.19 | 40 | 7.60 | |  Yu, Kaifeng | f | | 2037 | CHN | 0.50 | 1 | 0.25 | 40 | 10.00 | | | Peng, Hongchi | | | 2138 | CHN | 0.00 | 1 | -0.15 | 40 | -6.00 | | | Janzakov, Ansar | | | 1952 | KAZ | 0.50 | 1 | 0.15 | 40 | 6.00 | | | Ibrahimli, Murad | | | 2095 | AZE | 0.00 | 1 | -0.19 | 40 | -7.60 | | | Thilakarathne, G M H | | | 1958 | SRI | 0.00 | 1 | -0.34 | 40 | -13.60 | |
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) | | | | Junior National Chess Championship (Open) 2015 | Colombo | SRI | 2015-05-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1511 | 1844 | 5.00 | 7 | -1.11 | 40 | -44.40 | |
| | Balasuriya, Thenuka Yasas Prabod | | | 1444 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Dabarera, G W D M | | | 1444 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Perera, L Lithmal Wansika | | | 1592 | SRI | 0.50 | 1 | -0.31 | 40 | -12.40 | | | Gammarachchi, O Dewpathi | | | 1567 | SRI | 0.00 | 1 | -0.83 | 40 | -33.20 | | | Liyanarachchi, Sanosh Shamal | | | 1444 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Bandara, S A R B | | | 1586 | SRI | 0.50 | 1 | -0.32 | 40 | -12.80 | | | Namunukula, Prince Neranjan | | | 1499 | SRI | 1.00 | 1 | 0.11 | 40 | 4.40 | | | * 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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