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Individual Calculations October 2021 |
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| Collins, Adam Total change: 103.60 | |   |
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| The 100th Irish Championships 2021 | Dublin | IRL | 2021-07-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2053 | 1887 | 4.50 | 9 | 1.88 | 40 | 75.20 | |
|  Carroll, Peter | c | | 2059 | IRL | 0.00 | 1 | -0.27 | 40 | -10.80 | |  Tirziman, Rudolf | | | 1941 | IRL | 0.00 | 1 | -0.42 | 40 | -16.80 | | | Macelligott, Gerard | c | | 1966 | IRL | 1.00 | 1 | 0.61 | 40 | 24.40 | | | O`connor, Jonathan | | | 2153 | IRL | 1.00 | 1 | 0.82 | 40 | 32.80 | | | Doyle, Anthony | | | 2206 | IRL | 0.50 | 1 | 0.37 | 40 | 14.80 | | | Harding, Tim D | c | | 2003 | IRL | 1.00 | 1 | 0.66 | 40 | 26.40 | | | Murphy, Sean J. | | | 1990 | IRL | 0.00 | 1 | -0.36 | 40 | -14.40 | | | Murchadha, Oissine | | | 1976 | IRL | 0.50 | 1 | 0.12 | 40 | 4.80 | | | Kanyamarala, Trisha | | wm | 2180 | IRL | 0.50 | 1 | 0.35 | 40 | 14.00 | |
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) | | | | City of Dublin Masters 2021 | Dublin | IRL | 2021-09-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1993 | 1887 | 2.50 | 5 | 0.71 | 40 | 28.40 | |
| | Venkatesan, Kavin | | | 2011 | IRL | 0.50 | 1 | 0.17 | 40 | 6.80 | | | Flynn, Jacob | | | 2110 | IRL | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Rush, Stephen | | | 1946 | IRL | 0.00 | 1 | -0.42 | 40 | -16.80 | | | Cafolla, Peter | | | 1958 | IRL | 1.00 | 1 | 0.60 | 40 | 24.00 | | | Tirziman, Rudolf | | | 1941 | IRL | 1.00 | 1 | 0.58 | 40 | 23.20 | |
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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