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Individual Calculations November 2023 |
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| Welege, Dinuka Sandaruwan Total change: 108.00 | |   |
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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 |
| 1411 | 1160 | 0.00 | 2 | -0.38 | 40 | -15.20 | |
|  Rajanayake, Damsara Bandara | | | 1419 | SRI | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Palangoda, U P G M Sasmitha | | | 1403 | SRI | 0.00 | 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) | | | | Kandy Open International Rating Chess Championships 2023 | Kandy | SRI | 2023-09-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1509 | 1160 | 4.00 | 7 | 3.08 | 40 | 123.20 | |
| | Gaikwad , Vishal | | | 1472 | IND | 0.50 | 1 | 0.36 | 40 | 14.40 | |  Fernando, G W Nethmi L | | | 1654 | SRI | 0.00 | 1 | -0.04 | 40 | -1.60 | | | Herath, H M S S A | | | 1381 | SRI | 1.00 | 1 | 0.78 | 40 | 31.20 | | | Manuranga, D Lahiru | | | 1360 | SRI | 1.00 | 1 | 0.76 | 40 | 30.40 | | | Gunasekara, W A N Senpathi | | | 1613 | SRI | 1.00 | 1 | 0.94 | 40 | 37.60 | | | Insara, S D Nadev | | | 1662 | SRI | 0.00 | 1 | -0.04 | 40 | -1.60 | | | Rajanayake, Damsara Bandara | | | 1419 | SRI | 0.50 | 1 | 0.32 | 40 | 12.80 | |
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) | | |
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