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Individual Calculations February 2019 |
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| Liyanage, Pesandu Rashmitha Total change: -73.20 | |   |
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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 |
| 1113 | 1438 | 3.00 | 6 | -2.21 | 40 | -88.40 | |
|  Wickramasinghe, W W A T S | | | 1094 | SRI | 0.50 | 1 | -0.38 | 40 | -15.20 | |  Kaushalya, G R I | | | 1110 | SRI | 0.50 | 1 | -0.37 | 40 | -14.80 | | | Rajapaksha, Sethum Damhiru | | | 1064 | SRI | 0.00 | 1 | -0.90 | 40 | -36.00 | | | Edirisinghe, D D | | | 1063 | SRI | 1.00 | 1 | 0.09 | 40 | 3.60 | | | Sethiya , A Vinuga | | | 1147 | SRI | 1.00 | 1 | 0.15 | 40 | 6.00 | | | Bandara, T M Miul Prabhashwara | | | 1199 | SRI | 0.00 | 1 | -0.80 | 40 | -32.00 | |
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) | | | | 7th Kaluthara Chess Festival 2019 | Kaluthara | SRI | 2019-01-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1338 | 1489 | 6.50 | 9 | 0.38 | 40 | 15.20 | |
| | Senamanthila, Milani | | | 1089 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Samaranayaka, M L G | | | 1200 | SRI | 1.00 | 1 | 0.16 | 40 | 6.40 | | | Jayasinghe, Keeth M S | | | 1802 | SRI | 0.50 | 1 | 0.36 | 40 | 14.40 | | | Wijekoon, Chandana | c | | 1889 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Karunarathne, D D W Gamini | | | 1167 | SRI | 1.00 | 1 | 0.13 | 40 | 5.20 | | | Weerasinghe, H K P | | | 1323 | SRI | 1.00 | 1 | 0.28 | 40 | 11.20 | | | Ahangama, Senuka Aswin | | | 1203 | SRI | 0.00 | 1 | -0.84 | 40 | -33.60 | | | Nirmal, Charith | | | 1148 | SRI | 1.00 | 1 | 0.12 | 40 | 4.80 | | | Perera, Isara Ranmeth | | | 1221 | SRI | 1.00 | 1 | 0.17 | 40 | 6.80 | | | * 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) | | |
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