Individual Calculations February 2023 |
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Petrache, Otto Total change: -12.60 | | ![Rating chart](/imga/chart.gif) ![Personal card](/imga/card.gif) |
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Ialomita Open - 4th ed. | Urziceni | ROU | 2023-01-14 |
Rc | Ro | w | n | change | K | K*chg | Game |
1516 | 1217 | 1.00 | 6 | -0.63 | 20 | -12.60 | |
| Chivu, Razvan-Gabriel | | | 1770 | ROU | 0.00 | 1 | -0.03 | 20 | -0.60 | | Angelov, Zvetomir | | | 2099 | BUL | 0.00 | 1 | 0.00 | 20 | 0.00 | | Grigorescu, Mihai | | | 1049 | ROU | 1.00 | 1 | 0.28 | 20 | 5.60 | | Iosif, Constantin | | | 1534 | ROU | 0.00 | 1 | -0.13 | 20 | -2.60 | | Martinenco, Nicolae | | | 1476 | MDA | 0.00 | 1 | -0.18 | 20 | -3.60 | | Olteanu, Mihai-Sebastian | | | 1166 | ROU | 0.00 | 1 | -0.57 | 20 | -11.40 | | 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) | |
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