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Individual Calculations March 2023 |
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| Miron, Ionel Total change: 56.20 | |   |
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| Petra Chess Weekend - 30th ed. | Satu Mare | ROU | 2023-02-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2000 | 1928 | 4.00 | 7 | 1.16 | 20 | 23.20 | |
|  Nagy-Elek, Tamas | | | 2055 | ROU | 1.00 | 1 | 0.67 | 20 | 13.40 | |  Helmer, Janos | | | 1948 | ROU | 0.50 | 1 | 0.03 | 20 | 0.60 | | | Olah, Francisc | | | 1903 | ROU | 1.00 | 1 | 0.47 | 20 | 9.40 | | | Breitkopf, Ioan-Francisc | | | 1919 | ROU | 0.00 | 1 | -0.51 | 20 | -10.20 | | | Ambru, Dan-Calin | | | 1978 | ROU | 0.00 | 1 | -0.43 | 20 | -8.60 | | | Szabo, Attila | f | | 2183 | ROU | 0.50 | 1 | 0.31 | 20 | 6.20 | | | Costin, Petrica | f | | 2017 | ROU | 1.00 | 1 | 0.62 | 20 | 12.40 | |
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) | | | | Romania National Amateur Championship 2023 | Sebes | ROU | 2023-02-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1785 | 1928 | 7.50 | 9 | 1.65 | 20 | 33.00 | |
| | Zamfirache, Amalia-Maria | | | 1528 * | ROU | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Iosif, Mihai-Aurelian | | | 1549 | ROU | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Sandru, Nicolae | | | 1658 | ROU | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Vasilca, Cornel | | | 1521 | ROU | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Albu, George | | | 2078 | ROU | 1.00 | 1 | 0.70 | 20 | 14.00 | | | Veneteanu, Ion-Cristian | | | 2006 | ROU | 0.50 | 1 | 0.11 | 20 | 2.20 | | | Samu, Sorin-Mihai | | | 2046 | ROU | 0.00 | 1 | -0.34 | 20 | -6.80 | | | Illes, Sandor-Ferenc | | | 1875 | ROU | 1.00 | 1 | 0.43 | 20 | 8.60 | | | Dima, Ioan-Radu | | | 1801 | ROU | 1.00 | 1 | 0.33 | 20 | 6.60 | | | * 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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