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Individual Calculations April 2020 |
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| Gunarathna, D A Viraj Darshana Total change: -5.00 | |   |
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| Colombo International Chess Festival 2020 | Colombo | SRI | 2020-02-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1295 | 1464 | 6.00 | 9 | -0.25 | 20 | -5.00 | |
|  Hathurusinghe, Dulmini Nuwangi | | | 1064 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Alahakoon, Isuru | f | | 1864 * | SRI | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Desurra, G P Damsilu | | | 1097 | SRI | 0.50 | 1 | -0.40 | 20 | -8.00 | | | Mihindupriya, Thisitha Bashana | | | 1064 * | SRI | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Withana, Sanul Nethmina | | | 1079 | SRI | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Sandanayake, Nimansa Sasanduni | | | 1204 | SRI | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Kaumina, M Yashika | | | 1171 | SRI | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Ariyawansa, K A P M | | | 1850 | SRI | 0.00 | 1 | -0.09 | 20 | -1.80 | | | Adansooriya, B A | | | 1264 | SRI | 1.00 | 1 | 0.24 | 20 | 4.80 | | | * 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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