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Individual Calculations September 2019 |
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| Dharmasena, W M S S B Total change: 15.20 | |   |
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| 5th Negombo International chess Festival 2019 | Negombo | SRI | 2019-08-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1236 | 1326 | 4.50 | 8 | -0.51 | 40 | -20.40 | |
|  Amarasinghe, A A C B | | | 1726 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Welikandarachchi, D J P | | | 1006 | SRI | 1.00 | 1 | 0.13 | 40 | 5.20 | | | Kamaradiwela, K A D M M | | | 1073 | SRI | 0.50 | 1 | -0.31 | 40 | -12.40 | | | Warushvithana, Senuri Shehana Ku | | | 1063 | SRI | 1.00 | 1 | 0.18 | 40 | 7.20 | | | Lasitha, Subash | c | | 1702 | SRI | 0.00 | 1 | -0.09 | 40 | -3.60 | | | Nanayakkara, Chamath Mishendr | | | 1095 | SRI | 1.00 | 1 | 0.21 | 40 | 8.40 | | | Dissanayaka, Anupama | | | 1131 | SRI | 0.00 | 1 | -0.75 | 40 | -30.00 | | | Ransilu, K A Rahal | | | 1090 | SRI | 1.00 | 1 | 0.20 | 40 | 8.00 | | | * 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) | | | | 9th Kandy Open International Chess Festival 2019 | Kandy | SRI | 2019-08-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1272 | 1326 | 5.00 | 7 | 0.89 | 40 | 35.60 | |
| | Saravanabaavan, Yughatharoon | | | 1072 | SRI | 1.00 | 1 | 0.19 | 40 | 7.60 | | | Amarasinghe, A A C B | | | 1726 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Hafeel, Q M | | | 1070 | SRI | 1.00 | 1 | 0.19 | 40 | 7.60 | | | Botheju, Kavindu Lakshan | | | 1028 | SRI | 1.00 | 1 | 0.15 | 40 | 6.00 | | | Thennakoon, Disara | | | 1123 | SRI | 1.00 | 1 | 0.24 | 40 | 9.60 | | | Samaranayake, K P R N | | | 1726 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Chamikara, S M P Janith | | | 1159 | SRI | 1.00 | 1 | 0.28 | 40 | 11.20 | | | * 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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