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Individual Calculations October 2021 |
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| Ivanov, Andrey Total change: 156.80 | |   |
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| The 100th Irish Championships 2021 Weekday Open | Dublin | IRL | 2021-08-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1545 | 1145 | 2.00 | 3 | 1.76 | 40 | 70.40 | |
|  Armstrong, Chris | | | 1545 * | IRL | 1.00 | 1 | 0.92 | 40 | 36.80 | |  O`laoide, Liam | | | 1545 * | IRL | 1.00 | 1 | 0.92 | 40 | 36.80 | | | Melaugh, Shane | c | | 1545 * | IRL | 0.00 | 1 | -0.08 | 40 | -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) | | | | The 100th Irish Championships 2021 Final Weekender | Dublin | IRL | 2021-08-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1537 | 1145 | 2.50 | 4 | 2.16 | 40 | 86.40 | |
| | Ni Mhuireagain, Eibhia | | | 1545 * | IRL | 1.00 | 1 | 0.92 | 40 | 36.80 | | | Paronyan, Vahe | | | 1545 * | IRL | 0.50 | 1 | 0.42 | 40 | 16.80 | | | Novak, Vjekoslav | | | 1545 * | CRO | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Whelan, Niall P. | | | 1514 | IRL | 1.00 | 1 | 0.90 | 40 | 36.00 | | | * 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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