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Individual Calculations December 2017 |
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| McCarthy, D. Gerry Total change: -22.40 | |   |
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| Munster League 2017 Rounds 1-2 | Various | IRL | 2017-10-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1808 | 1829 | 0.50 | 2 | -0.56 | 20 | -11.20 | |
|  Foley, Kevin | | | 1691 | IRL | 0.50 | 1 | -0.19 | 20 | -3.80 | |  Carey, Paul | | | 1924 | IRL | 0.00 | 1 | -0.37 | 20 | -7.40 | |
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) | | | | Limerick Open 2017 | Castletroy | IRL | 2017-10-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1688 | 1829 | 3.50 | 6 | -0.56 | 20 | -11.20 | |
| | Dineen, Tim | | | 1506 | IRL | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Daly, Colm | f | | 2229 * | IRL | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Casey, Gerry | | | 1620 | IRL | 0.50 | 1 | -0.27 | 20 | -5.40 | | | Jordan, Felix | | | 1429 * | IRL | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Foenander, Phillip | | | 1630 | IRL | 1.00 | 1 | 0.24 | 20 | 4.80 | | | Kildea, Robbie | | | 1714 | IRL | 0.50 | 1 | -0.16 | 20 | -3.20 | | | * 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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