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Individual Calculations August 2018 |
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| Lansakara, B M Total change: -61.20 | |   |
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| 5th Sri Lanka National Amateur International Rating Chess Championships 2018 | Kurunegala | SRI | 2018-06-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1311 | 1473 | 3.50 | 7 | -1.25 | 40 | -50.00 | |
|  Mapitigamaarachchi, S M | | | 1073 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Bandara, Dhanushka | | | 1812 | SRI | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Keppetipola, A W H P M | | | 1220 | SRI | 0.00 | 1 | -0.81 | 40 | -32.40 | | | Fonseka, Waranakulasuriya Chan Ch | | | 1248 | SRI | 0.50 | 1 | -0.28 | 40 | -11.20 | | | Weerathungalage, W D Malisha Sasv | | | 1088 | SRI | 1.00 | 1 | 0.09 | 40 | 3.60 | | | Senevirathne, S D B K | | | 1127 | SRI | 1.00 | 1 | 0.11 | 40 | 4.40 | | | Kalubowila, K H N | | | 1609 | SRI | 0.00 | 1 | -0.32 | 40 | -12.80 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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) | | | | 14th Asian Schools Chess Championship 2018 - under 15 open | Waskaduwa | SRI | 2018-07-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1459 | 1473 | 4.50 | 9 | -0.28 | 40 | -11.20 | |
| | Prasitsoonthorn, Teerachoti | | | 1873 * | THA | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Ushan, Lochana | | | 1302 | SRI | 0.50 | 1 | -0.23 | 40 | -9.20 | | | Wijesekara, Sakila Udayantha | | | 1414 | SRI | 0.00 | 1 | -0.58 | 40 | -23.20 | | | Maheeshan, Gayan | | | 1378 | SRI | 1.00 | 1 | 0.37 | 40 | 14.80 | | | Pelagewatta , T P | | | 1413 | SRI | 0.50 | 1 | -0.08 | 40 | -3.20 | | | Gamage, Randula Navodya | | | 1468 | SRI | 0.00 | 1 | -0.51 | 40 | -20.40 | | | Devnaka, Chamin | | | 1385 | SRI | 1.00 | 1 | 0.38 | 40 | 15.20 | | | Yameen, Yooshau Mohamed | | | 1203 | MDV | 1.00 | 1 | 0.17 | 40 | 6.80 | | | Konysbai, Shapagat | | | 1692 | KAZ | 0.50 | 1 | 0.28 | 40 | 11.20 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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