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Individual Calculations April 2018 |
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| Guarin Fonseca, Nobel Alfredo Total change: 11.60 | |   |
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| Campeonato Nacional Amateur 2018 Sub1700 | Bogota | COL | 2018-02-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1582 | 1477 | 1.00 | 2 | 0.29 | 40 | 11.60 | |
|  Lopez, Alberto | | | 1591 | COL | 0.50 | 1 | 0.16 | 40 | 6.40 | |  Rojas Mendoza, Joun Sun | | | 1573 | COL | 0.50 | 1 | 0.13 | 40 | 5.20 | |
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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