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Individual Calculations September 2019 |
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| Silva, U K Dheera Thisath Total change: 0.00 | |   |
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| Sri Lanka open International Rating Chess Championship 2019 | Anuradhapura | SRI | 2019-08-09 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1111 | 0 | 0.00 | 4 | 0.00 | 311 | | 0.00 | |
|  Uyanwaththa, W M S B | | | 1119 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Jayashanka, S A D Sadeepa | | | 1046 | SRI | 0.00 | 1 | 0.00 | | 0.00 | |  Bandara, T M Himath Indeewara | | | 1167 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Namarathna, H K T I | | | 1111 | SRI | 0.00 | 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) | | | | 5th Negombo International chess Festival 2019 | Negombo | SRI | 2019-08-16 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1127 | 0 | 1.50 | 6 | 0.00 | 934 | | 0.00 | |
| | Navinhara, W Nethaki | | | 1150 | SRI | 0.50 | 1 | 0.00 | | 0.00 | | | Kathriarachchi, Dini Nathyaa | | | 1181 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Weerathungalage, W D Malisha Sasv | | | 1158 | SRI | 1.00 | 1 | 0.00 | | 0.00 | | | Dandeniya, D D L N | | | 1200 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Thimanjana, Balage Kisandu | | | 1070 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Perera, K C D | | | 1005 | SRI | 0.00 | 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) | | | | 9th Kandy Open International Chess Festival 2019 | Kandy | SRI | 2019-08-22 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1077 | 0 | 1.50 | 5 | 0.00 | 928 | | 0.00 | |
| | Botheju, Kavindu Lakshan | | | 1028 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Perera, K C D | | | 1005 | SRI | 1.00 | 1 | 0.00 | | 0.00 | | | Munasinghe, C A S | | | 1129 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Hewadikaran, Isuka Manudula | | | 1126 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Wimalasiri, Y G C Kavindi | | | 1097 | 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) | | |
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