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Individual Calculations November 2023 |
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| Somarathne, Senuka Damsath Total change: 44.00 | |   |
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| Sri Lanka Junior National Chess Championship 2023 | Kandy | SRI | 2023-08-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1328 | 1328 | 4.00 | 7 | 0.36 | 40 | 14.40 | |
|  Mayadunna, D Thimesh | | | 1099 | SRI | 1.00 | 1 | 0.21 | 40 | 8.40 | |  Gunawardhana, Devindya Oshini | | | 1603 | SRI | 0.50 | 1 | 0.33 | 40 | 13.20 | | | Senevirathne, S D B K | | | 1801 | SRI | 0.00 | 1 | -0.05 | 40 | -2.00 | | | Dewasurendra, Mevinu Dimansith | | | 1090 | SRI | 1.00 | 1 | 0.20 | 40 | 8.00 | | | Fernando, Mayon Dinuth Mindula | | | 1094 | SRI | 0.50 | 1 | -0.29 | 40 | -11.60 | | | Herath, H M Chamuditha Sasen Band | | | 1066 | SRI | 1.00 | 1 | 0.18 | 40 | 7.20 | | | Induwara, T H D Thisarindu | | | 1545 | SRI | 0.00 | 1 | -0.22 | 40 | -8.80 | |
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) | | | | Kandy Open International Rating Chess Championships 2023 | Kandy | SRI | 2023-09-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1304 | 1328 | 6.50 | 10 | 0.74 | 40 | 29.60 | |
| | Perera, K K Vibudda Ravihara | | | 1042 | SRI | 1.00 | 1 | 0.16 | 40 | 6.40 | | | Attanayake, A M Poorna Chamod | | | 1125 | SRI | 1.00 | 1 | 0.24 | 40 | 9.60 | | | Mahindrakar, Indrajeet | | | 1990 | IND | 0.00 | 1 | -0.01 | 40 | -0.40 | | | Pathirana, Dasula | | | 1111 | SRI | 0.50 | 1 | -0.28 | 40 | -11.20 | | | Bandusena, A K Hirun Theenuka | | | 1047 | SRI | 1.00 | 1 | 0.16 | 40 | 6.40 | | | Gunathilake, Manuja | | | 1087 | SRI | 1.00 | 1 | 0.20 | 40 | 8.00 | | | Dharmakeerthi, G K Pasindu Nimsar | | | 1793 | SRI | 0.00 | 1 | -0.05 | 40 | -2.00 | | | Wijethunga, P D Akain Jithsara | | | 1183 | SRI | 1.00 | 1 | 0.31 | 40 | 12.40 | | | Piumaja, W D H | | | 1179 | SRI | 1.00 | 1 | 0.30 | 40 | 12.00 | | | Lakshitha, H H Sasindu | | | 1484 | SRI | 0.00 | 1 | -0.29 | 40 | -11.60 | |
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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