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Individual Calculations September 2019 |
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| Herath, H M S S A Total change: -6.20 | |   |
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| 5th Negombo International chess Festival 2019 | Negombo | SRI | 2019-08-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1400 | 1462 | 4.50 | 8 | -0.13 | 20 | -2.60 | |
|  Adikari, A M D B | | | 1142 | SRI | 1.00 | 1 | 0.13 | 20 | 2.60 | |  Gamage, Chathulanka | | | 1855 | SRI | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Gunawardana, Indrakeela K D Udde | | | 1151 | SRI | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Dissanayake, D M S L | | | 1153 | SRI | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Thenuka, Kuruwita Gamalathge Kin | | | 1792 | SRI | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Baratha Yomal, N W A | | | 1219 | SRI | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Fernando, J S Aloka | | | 1717 | SRI | 0.00 | 1 | -0.19 | 20 | -3.80 | | | Tennakoon, T M Sithil C | | | 1170 | SRI | 0.50 | 1 | -0.35 | 20 | -7.00 | |
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) | | | | 9th Kandy Open International Chess Festival 2019 | Kandy | SRI | 2019-08-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1348 | 1462 | 5.00 | 8 | -0.18 | 20 | -3.60 | |
| | Wijerathne, K G D Yonal | | | 1127 | SRI | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Munasinghe, Shanaka | | | 1862 * | SRI | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Bandara, T M Himath Indeewara | | | 1167 | SRI | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Rupasinghe, S S S | | | 1221 | SRI | 0.50 | 1 | -0.30 | 20 | -6.00 | | | Weerawardana, Oneli Vihanga | | | 1179 | SRI | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Bandara, W M Malitha | | | 1216 | SRI | 0.50 | 1 | -0.31 | 20 | -6.20 | | | Siyambalapitiya, S V D S | | | 1235 | SRI | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Prabajith, Asela | | | 1780 | SRI | 0.00 | 1 | -0.13 | 20 | -2.60 | | | * 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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