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Individual Calculations November 2023 |
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| Galkotuwa, K A R G W D R B G Total change: 100.80 | |   |
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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 |
| 1435 | 1430 | 5.50 | 7 | 2.14 | 40 | 85.60 | |
|  Pathirana, Vosanda Sanmeth | | | 1032 | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Bandara, K M T D Anjuka | | | 1090 | SRI | 1.00 | 1 | 0.12 | 40 | 4.80 | |  Dandeniya, D D L N | | | 1528 | SRI | 1.00 | 1 | 0.63 | 40 | 25.20 | | | Dharmasena, W M S S B | | | 1558 | SRI | 0.50 | 1 | 0.17 | 40 | 6.80 | | | Kulathilake, S M M P | | | 1649 | SRI | 0.50 | 1 | 0.28 | 40 | 11.20 | | | Insara, S D Nadev | | | 1766 | SRI | 1.00 | 1 | 0.88 | 40 | 35.20 | | | Rajanayake, Damsara Bandara | | | 1419 | SRI | 0.50 | 1 | -0.02 | 40 | -0.80 | |
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 |
| 1300 | 1430 | 7.00 | 10 | 0.38 | 40 | 15.20 | |
| | Perera, Sachith Lakshan | | | 1065 | SRI | 0.50 | 1 | -0.40 | 40 | -16.00 | | | Gamaarachchi, G A Senaree M I | | | 1057 | SRI | 1.00 | 1 | 0.10 | 40 | 4.00 | | | Jayawickrama, U W R K | | | 1135 | SRI | 1.00 | 1 | 0.15 | 40 | 6.00 | | | Chandrasiri, R B A | | | 1224 | SRI | 1.00 | 1 | 0.24 | 40 | 9.60 | | | Wijewardane, Sharin | | | 1095 | SRI | 1.00 | 1 | 0.12 | 40 | 4.80 | | | Jayasundara, P K U M | c | | 1843 | SRI | 0.00 | 1 | -0.07 | 40 | -2.80 | | | Bandara, W M Malitha | | | 1293 | SRI | 0.50 | 1 | -0.18 | 40 | -7.20 | | | Pathmasiri, R D Isuru Saranga | | | 1289 | SRI | 1.00 | 1 | 0.31 | 40 | 12.40 | | | Sivathanujan, S | | | 1811 | SRI | 0.00 | 1 | -0.09 | 40 | -3.60 | | | Fernando, Diyon Senuth Randilu | | | 1190 | SRI | 1.00 | 1 | 0.20 | 40 | 8.00 | |
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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