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Individual Calculations March 2018 |
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| De Silva, Udara Sandesh Total change: 21.40 | |   |
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| Kaluthara International Chess Festival 2018 | Kaluthara | SRI | 2018-01-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1506 | 1621 | 5.00 | 8 | -0.03 | 20 | -0.60 | |
|  Kaumina, M Yashika | | | 1221 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Alwela, Senuja Thimeth | | | 1252 | SRI | 0.50 | 1 | -0.40 | 20 | -8.00 | | | Bentharaarachchi, Vinuga Ometh | | | 1333 | SRI | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Lasitha, Subash | c | | 1783 | SRI | 0.00 | 1 | -0.29 | 20 | -5.80 | | | Jayawardana, Chenuka Nethvidu | | | 1290 | SRI | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Kalinga, Kalindu Kusalwin | | | 1470 | SRI | 1.00 | 1 | 0.30 | 20 | 6.00 | | | Pallie, Tuan Ehshan | | | 1680 | SRI | 0.50 | 1 | 0.08 | 20 | 1.60 | | | Kandearachchi, Niranga | | | 2015 | SRI | 0.00 | 1 | -0.08 | 20 | -1.60 | | | * 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) | | | | Sri Lanka National (Major Division) Chess Championship 2018 - Colombo Event | Colombo | SRI | 2018-02-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1563 | 1621 | 5.00 | 7 | 1.10 | 20 | 22.00 | |
| | Abhaywardhana, Nirma Pahasara | | | 1221 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Yasarathne, B A D Rashmina Pramo | | | 1221 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Wijekoon, Chandana | c | | 1952 | SRI | 0.50 | 1 | 0.38 | 20 | 7.60 | | | Randil, Lakshitha | | | 1910 | SRI | 0.50 | 1 | 0.34 | 20 | 6.80 | | | Pathmasiri, R D Isuru Saranga | | | 1361 | SRI | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Jayawardana, Lasal | | | 1792 | SRI | 0.00 | 1 | -0.27 | 20 | -5.40 | | | Perera, L Lithmal Wansika | | | 1481 | SRI | 1.00 | 1 | 0.31 | 20 | 6.20 | | | * 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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