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Blitz:
Individual Calculations December 2018 |
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| Jayarathne, M N G Total change: -10.60 | |   |
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| Mercantile and Government Service Blitz Chess Championship 2018 | Colombo | SRI | 2018-11-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1690 | 1607 | 1.50 | 5 | -0.53 | 20 | -10.60 | |
|  De Silva, Elath Mathanga | | | 1895 | SRI | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Arachchi, C S A | | | 1389 | SRI | 0.50 | 1 | -0.28 | 20 | -5.60 | |  Karunanayake, H M | | | 1434 | SRI | 0.00 | 1 | -0.73 | 20 | -14.60 | | | Gunasinghe, S R | | | 1835 | SRI | 1.00 | 1 | 0.79 | 20 | 15.80 | | | Mendis, W G Chinthaka | | | 1898 | SRI | 0.00 | 1 | -0.15 | 20 | -3.00 | |
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) | | |
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