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Individual Calculations October 2019 |
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| Navodya, D D Total change: 0.00 | |   |
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| Sri Lanka Girls National Chess Championship 2019 | Colombo | SRI | 2019-08-29 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1175 | 0 | 1.00 | 5 | 0.00 | 935 | | 0.00 | |
|  Vithanawasam, Oneli | | | 1149 | SRI | 1.00 | 1 | 0.00 | | 0.00 | |  Wijesinghe, W M M N | | | 1293 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Piyathilaka, Oshadhi Ruwanya | | | 1131 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Sandanayake, Dehansa Nisanduni | | | 1207 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Wimalasiri, Y G C Kavindi | | | 1097 | 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) | | | | 10th Buddhi International Rating Chess Championship 2019 | Gampaha | SRI | 2019-09-12 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1133 | 0 | 0.50 | 5 | 0.00 | 767 | | 0.00 | |
| | Liyanage, G L Udara Punsandini | | | 1148 | SRI | 0.50 | 1 | 0.00 | | 0.00 | | | Dahanayake, A J G Thevindu D | | | 1067 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Kahandawa, K A R N | | | 1119 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Keerthirathne, Adeepa | | | 1085 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Dissanayake, D M Madushan Sameer | | | 1248 | 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) | | |
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