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Rapid:
Individual Calculations May 2019 |
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| Wickramarathne, T D Total change: -22.00 | |   |
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| Sri Lanka National Youth Rapid Chess Championship 2019 - Under 10 Open | Colombo | SRI | 2019-03-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1087 | 1211 | 4.00 | 6 | 0.00 | 20 | 0.00 | |
|  Nethdinu, Ruben Hiruja | | | 1023 | SRI | 1.00 | 1 | 0.26 | 20 | 5.20 | |  Nimsitha, Tharuk | | | 1057 | SRI | 0.50 | 1 | -0.21 | 20 | -4.20 | | | Samarakoon, Vivash Ransara | | | 1174 | SRI | 1.00 | 1 | 0.45 | 20 | 9.00 | | | Gamage, A G R Ruwanmith | | | 1081 | SRI | 0.00 | 1 | -0.68 | 20 | -13.60 | | | Liyanage, D L Vojitha Kalmira | | | 1108 | SRI | 1.00 | 1 | 0.36 | 20 | 7.20 | | | Liyanage, Savinu Suhaswin | | | 1076 | SRI | 0.50 | 1 | -0.18 | 20 | -3.60 | |
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) | | | | Asian Youth Rapid Chess Championship 2019 - Under 10 Open | Colombo | SRI | 2019-04-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1211 | 1211 | 1.50 | 5 | -1.10 | 20 | -22.00 | |
| | Begmuratov, Khumoyun | c | | 1611 * | UZB | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Ekanayake, E M Anindu Rehan | | | 1019 | SRI | 0.00 | 1 | -0.75 | 20 | -15.00 | | | Wijewickrama, Ayod Induwara | | | 1017 | SRI | 1.00 | 1 | 0.25 | 20 | 5.00 | | | Chen, Zhiyuan | | | 1328 | CHN | 0.50 | 1 | 0.16 | 20 | 3.20 | | | Atulugamage, Saniru Lohan | | | 1080 | SRI | 0.00 | 1 | -0.68 | 20 | -13.60 | | | * 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) | | |
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