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Individual Calculations March 2023 |
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| Ivanov, Andrey A. Total change: -50.80 | |   |
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| Gonzaga Classic Masters 2023 | Dublin | IRL | 2023-01-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1978 | 1814 | 0.50 | 3 | -0.36 | 40 | -14.40 | |
|  Naughton, James | | | 2027 | IRL | 0.00 | 1 | -0.23 | 40 | -9.20 | | | Berney, Mark | | | 1965 | IRL | 0.50 | 1 | 0.20 | 40 | 8.00 | |  McHugh, Kevin | | | 1942 | IRL | 0.00 | 1 | -0.33 | 40 | -13.20 | |
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) | | | | The Sligo Spring Tournament 2023 Master | Enniscrone | IRL | 2023-02-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1874 | 1814 | 1.50 | 4 | -0.19 | 40 | -7.60 | |
| | Morriss, Pete | | | 2008 | IRL | 0.50 | 1 | 0.25 | 40 | 10.00 | | | Toon, James | | | 1959 | ENG | 0.00 | 1 | -0.31 | 40 | -12.40 | | | Nikula, Mikko | | | 1811 | FIN | 0.50 | 1 | 0.00 | 40 | 0.00 | | | Kavanagh, James | | | 1718 | IRL | 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) | | | | The John Bolger Cup 2023 | Dublin | IRL | 2023-02-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2021 | 1814 | 0.50 | 5 | -0.72 | 40 | -28.80 | |
| | Waldhausen Gordon, Frederick | | | 2110 | SCO | 0.00 | 1 | -0.15 | 40 | -6.00 | | | Brozynski, Patryk | | | 1937 | IRL | 0.00 | 1 | -0.33 | 40 | -13.20 | | | Becx, Cesar | f | | 2078 | NED | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Murphy, Oissine | | | 1884 | IRL | 0.00 | 1 | -0.40 | 40 | -16.00 | | | Freeman, Gordon | f | | 2094 | IRL | 0.50 | 1 | 0.34 | 40 | 13.60 | |
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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