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Individual Calculations September 2023 |
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| Najar Arrieta, Oriol Total change: -4.00 | |   |
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| 39 Open Internacional d'Escacs Andorra 2023 | Escaldes-Engordany | AND | 2023-07-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1980 | 1897 | 4.00 | 9 | -0.10 | 40 | -4.00 | |
|  Kogan, Arthur | g | | 2482 | ISR | 0.50 | 1 | 0.48 | 40 | 19.20 | |  Bilych, Olexiy | f | | 2437 | UKR | 0.00 | 1 | -0.03 | 40 | -1.20 | | | Tan, Jimmy | | | 1727 | SGP | 1.00 | 1 | 0.28 | 40 | 11.20 | | | Serra Pages, Jordi | | | 2175 | ESP | 0.00 | 1 | -0.17 | 40 | -6.80 | | | De La Riva Real, Ariadna | | | 1677 | AND | 1.00 | 1 | 0.22 | 40 | 8.80 | | | Pinsach Gelabert, Alexandre | | | 2209 | ESP | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Idesis, Yaacov | | | 1779 | ISR | 0.00 | 1 | -0.66 | 40 | -26.40 | | | Wacker, Manfred | | | 1672 | GER | 0.50 | 1 | -0.28 | 40 | -11.20 | | | Dubreuil, Remy | | | 1660 | FRA | 1.00 | 1 | 0.20 | 40 | 8.00 | |
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) | | |
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