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Individual Calculations September 2019 |
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| Gamage, Chathulanka Total change: 7.20 | |   |
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| 5th Negombo International chess Festival 2019 | Negombo | SRI | 2019-08-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1649 | 1855 | 7.00 | 9 | 0.36 | 20 | 7.20 | |
|  Morais, Sanuka Jude Vidunitha | | | 1455 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Senevirathne, A M L M | | | 1455 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Herath, H M S S A | | | 1462 | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Samaraweera, Dimuth Indeepa | | | 1605 | SRI | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Fernando, J S Aloka | | | 1717 | SRI | 0.00 | 1 | -0.69 | 20 | -13.80 | | | Ponnamperuma, Weraka Vasath | | | 1514 | SRI | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Samarakoon, Hevidu | | | 1587 | SRI | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Chakravarthi Reddy, M | m | | 2255 * | IND | 0.50 | 1 | 0.42 | 20 | 8.40 | | | Thenuka, Kuruwita Gamalathge Kin | | | 1792 | SRI | 0.50 | 1 | -0.09 | 20 | -1.80 | | | * 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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