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Individual Calculations February 2019 |
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| Bentharaarachchi, Vinuga Ometh Total change: 144.40 | |   |
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| Sri Lanka National Youth Chess Championship 2018 Under - 13 years | Colombo | SRI | 2018-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1301 | 1302 | 5.50 | 8 | 1.31 | 40 | 52.40 | |
|  Gamage, Sanula Udan | | | 1058 | SRI | 1.00 | 1 | 0.20 | 40 | 8.00 | |  Dissanayaka, Anupama | | | 1152 | SRI | 0.50 | 1 | -0.20 | 40 | -8.00 | | | Lankasinghe, Movindu Jayuka | | | 1131 | SRI | 1.00 | 1 | 0.27 | 40 | 10.80 | | | De Silva, L M S T | f | | 1702 * | SRI | 0.50 | 1 | 0.42 | 40 | 16.80 | | | Rajapaksha, Sethum Damhiru | | | 1064 | SRI | 0.50 | 1 | -0.30 | 40 | -12.00 | | | Kodithuwakku, Lisara | | | 1681 | SRI | 0.50 | 1 | 0.41 | 40 | 16.40 | | | Herath, H M D A B | | | 1113 | SRI | 1.00 | 1 | 0.25 | 40 | 10.00 | | | Kithmal, P M Kalindhu | | | 1508 | SRI | 0.50 | 1 | 0.26 | 40 | 10.40 | | | * 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) | | | | 7th Kaluthara Chess Festival 2019 | Kaluthara | SRI | 2019-01-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1543 | 1368 | 4.50 | 7 | 2.30 | 40 | 92.00 | |
| | Amarasinghe, A A C B | | | 1768 * | SRI | 0.50 | 1 | 0.42 | 40 | 16.80 | | | Jayaweera, Y | | | 1689 | SRI | 0.00 | 1 | -0.13 | 40 | -5.20 | | | Pabasara, K A Rathmi | | | 1114 | SRI | 1.00 | 1 | 0.19 | 40 | 7.60 | | | Ediriweera, Shakthi | | | 1768 * | SRI | 0.50 | 1 | 0.42 | 40 | 16.80 | | | Madusanka, L D P | | | 1629 | SRI | 0.50 | 1 | 0.32 | 40 | 12.80 | | | Weerawardana, Ushan Thashitha K | | | 1103 | SRI | 1.00 | 1 | 0.18 | 40 | 7.20 | | | Nisansala, P K T | | | 1729 | SRI | 1.00 | 1 | 0.90 | 40 | 36.00 | | | * 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) | | |
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