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Individual Calculations August 2018 |
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| Vithanage, I A Total change: -7.20 | |   |
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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 |
| 1436 | 1586 | 4.00 | 6 | 0.07 | 40 | 2.80 | |
|  Liyanage, L D S | | | 1186 * | SRI | 0.00 | 1 | -0.92 | 40 | -36.80 | | | Piyantha, M A G A | | | 1186 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Bogodawatte , Keshan | | | 1264 | SRI | 1.00 | 1 | 0.13 | 40 | 5.20 | | | Liyanapathirana, Pasan Vindula | | | 1868 | SRI | 1.00 | 1 | 0.84 | 40 | 33.60 | | | Jayaweera, Y | | | 1767 | SRI | 0.00 | 1 | -0.26 | 40 | -10.40 | | | Wijesooriya, Rasindu | | | 1346 | SRI | 1.00 | 1 | 0.20 | 40 | 8.00 | | | * 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 |
| 1582 | 1586 | 4.50 | 9 | -0.25 | 40 | -10.00 | |
| | Abdilkhair, Abilmansur | f | | 1986 * | KAZ | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Pelagewatta , T P | | | 1413 | SRI | 1.00 | 1 | 0.27 | 40 | 10.80 | | | Liyanage, Ranindu Dilshan | c | | 1986 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Wijesooriya, Rasindu | | | 1346 | SRI | 1.00 | 1 | 0.20 | 40 | 8.00 | | | Mehta, Naitik R | | | 1960 | IND | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Devnaka, Chamin | | | 1385 | SRI | 0.50 | 1 | -0.26 | 40 | -10.40 | | | Perera, D Upashan L | | | 1593 | SRI | 0.00 | 1 | -0.49 | 40 | -19.60 | | | Ushan, Lochana | | | 1302 | SRI | 1.00 | 1 | 0.16 | 40 | 6.40 | | | Rangajeewa, M G Sachithra Sandar | | | 1263 | SRI | 1.00 | 1 | 0.13 | 40 | 5.20 | | | * 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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