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Individual Calculations January 2019 |
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| Galappaththi, Chinthaka Anuruddh Total change: 25.80 | |   |
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| Sri Lanka Inter Club Chess Championship 2018 - Super League | Colombo | SRI | 2018-12-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1964 | 2060 | 6.00 | 8 | 1.03 | 20 | 20.60 | |
|  Aluvihare, Shakila | | | 1726 | SRI | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Subasinghe, K R V R | | | 2051 | SRI | 1.00 | 1 | 0.49 | 20 | 9.80 | |  Priyankara, Chamil | | | 2004 | SRI | 1.00 | 1 | 0.42 | 20 | 8.40 | | | Rathnayake, M A A H | | | 1880 | SRI | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Lamahewa, C | | | 1896 | SRI | 1.00 | 1 | 0.28 | 20 | 5.60 | | | Koggala, W S Vidura K | | | 1997 | SRI | 0.50 | 1 | -0.09 | 20 | -1.80 | | | Kottahachchy, K O V | | | 2049 | SRI | 0.50 | 1 | -0.02 | 20 | -0.40 | | | Alahakoon, Isuru | | | 2111 | SRI | 0.00 | 1 | -0.43 | 20 | -8.60 | |
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) | | | | Ethugalpura International Rating Chess Championship 2018 | Kurunegala | SRI | 2018-12-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1775 | 2060 | 7.50 | 9 | 0.26 | 20 | 5.20 | |
| | Ranasinghe, R A S C | | | 1660 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Madusanka, L D D | | | 1660 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Athukorala, A T N | | | 1660 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Ekanayake, Hasindu Chiranga | | | 1660 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Jayaweera, K P C D B | | | 1660 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Sangma, Rahul | m | | 2289 | IND | 0.50 | 1 | 0.29 | 20 | 5.80 | | | Kulasekara, D M T Kashyapa | | | 1879 | SRI | 0.50 | 1 | -0.24 | 20 | -4.80 | | | Sathkumara, S M S C | | | 1660 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Dissanayake, R K T | | | 1850 | SRI | 0.50 | 1 | -0.27 | 20 | -5.40 | | | * 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) | | |
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