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Individual Calculations November 2013 |
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| Alahakoon, Isuru Total change: 12.75 | |   |
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| Sri Lanka National Chess Championship 2013 | Colombo | SRI | 2013-09-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1998 | 2054 | 8.50 | 13 | 1.03 | 15 | 15.45 | |
|  Kavinda, Akhila | | | 2017 | SRI | 0.00 | 1 | -0.55 | 15 | -8.25 | | | Peiris, T S S | f | | 2068 | SRI | 0.50 | 1 | 0.02 | 15 | 0.30 | |  Gunasinghe, W A T S | | | 1897 | SRI | 1.00 | 1 | 0.29 | 15 | 4.35 | | | Weerawardane, Romesh | m | | 2137 | SRI | 0.00 | 1 | -0.39 | 15 | -5.85 | | | Priyankara, Chamil | | | 1960 | SRI | 1.00 | 1 | 0.37 | 15 | 5.55 | | | De Silva, Osheen | | | 1834 | SRI | 1.00 | 1 | 0.22 | 15 | 3.30 | | | Kulasekara, Kashapa D M T | | | 1905 | SRI | 1.00 | 1 | 0.30 | 15 | 4.50 | | | Wijekoon, Chandana | | | 2012 | SRI | 0.00 | 1 | -0.56 | 15 | -8.40 | | | Anuruddha, G C | c | | 2173 | SRI | 1.00 | 1 | 0.66 | 15 | 9.90 | | | Kurukulasuriya, Prasanna | f | | 2064 | SRI | 1.00 | 1 | 0.51 | 15 | 7.65 | | | Perera, L Niranga | | | 1930 | SRI | 1.00 | 1 | 0.33 | 15 | 4.95 | | | Randil, Lakshitha | | | 1958 | SRI | 1.00 | 1 | 0.37 | 15 | 5.55 | | | Edirisinghe, Dulan | | | 2022 | SRI | 0.00 | 1 | -0.54 | 15 | -8.10 | |
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) | | | | Asian Cities Chess Team Championship (Dubai Cup) | Tagaytay City | PHI | 2013-10-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2027 | 2054 | 2.50 | 6 | -0.63 | 15 | -9.45 | |
| | Zhang, Xiaowen | | wg | 2377 | CHN | 0.00 | 1 | -0.13 | 15 | -1.95 | | | Lee, Qing Aun | | | 1772 | SIN | 0.50 | 1 | -0.34 | 15 | -5.10 | | | Ho, Men-Wei | | | 1654 * | TPE | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Llavanes, Ronald | | | 2239 | PHI | 0.00 | 1 | -0.26 | 15 | -3.90 | | | Ganbold, Choidog | | | 2171 | MGL | 0.00 | 1 | -0.34 | 15 | -5.10 | | | Zayed, Ali Al-Hamed | | | 1949 | UAE | 1.00 | 1 | 0.36 | 15 | 5.40 | | | * 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) | | | | Sri Lanka Inter Club Super League 2013 | Colombo | SRI | 2013-10-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1837 | 2054 | 2.00 | 2 | 0.45 | 15 | 6.75 | |
| | Perera, Jayashanka | | | 1813 | SRI | 1.00 | 1 | 0.20 | 15 | 3.00 | | | Lamahewa, S | | | 1860 | SRI | 1.00 | 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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