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Individual Calculations April 2017 |
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| Ruchko, Denis Total change: 40.80 | |   |
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| Heidenfeld Trophy 2016-17 Rounds 7-8 | Various | IRL | 2017-01-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1809 | 1602 | 1.00 | 1 | 0.77 | 40 | 30.80 | |
|  Bissett, Vincent | | | 1809 | IRL | 1.00 | 1 | 0.77 | 40 | 30.80 | |
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) | | | | Munster Chess Union Division 1 - 2016/17 Rounds 10-11 | Various | IRL | 2017-03-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1755 | 1662 | 1.00 | 2 | 0.25 | 40 | 10.00 | |
| | O`donovan, Paul | | | 1844 | IRL | 0.00 | 1 | -0.26 | 40 | -10.40 | |  O`brien, Ray | | | 1666 | IRL | 1.00 | 1 | 0.51 | 40 | 20.40 | |
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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