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Individual Calculations July 2009 |
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| Anton, Roxana-Ana Total change: 43.95 | |   |
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| Grand Prix Iasi 2009 - 2nd stage | Iasi | ROU | 2009-03-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1984 | 1693 | 0.50 | 3 | 0.03 | 15 | 0.45 | |
|  Hanga, Wylly | | | 2004 | ROU | 0.50 | 1 | 0.36 | 15 | 5.40 | |  Arghirescu, Marius | | | 1954 | ROU | 0.00 | 1 | -0.18 | 15 | -2.70 | | | Dan, Cristian | | | 1995 | ROU | 0.00 | 1 | -0.15 | 15 | -2.25 | |
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) | | | | Romanian National Youth Chess Championship - Girls U16 | Voineasa | ROU | 2009-04-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1762 | 1710 | 5.00 | 8 | 1.46 | 15 | 21.90 | |
| | Foisor, Mihaela-Veronica | | wf | 2060 | ROU | 1.00 | 1 | 0.89 | 15 | 13.35 | | | Lucian-Hoffmann, Monica-Karina | | | 1734 | ROU | 0.00 | 1 | -0.47 | 15 | -7.05 | | | Vasilescu, Maria | | | 1744 | ROU | 0.50 | 1 | 0.05 | 15 | 0.75 | | | Iftime, Diana | | | 1610 | ROU | 1.00 | 1 | 0.36 | 15 | 5.40 | | | Taposu-Matei, Alexandra | | | 1719 | ROU | 0.50 | 1 | 0.01 | 15 | 0.15 | | | Stanciu, Maria-Cristina | | | 1666 | ROU | 1.00 | 1 | 0.44 | 15 | 6.60 | | | Bratu, Andreea | | | 1663 | ROU | 1.00 | 1 | 0.43 | 15 | 6.45 | | | Lolici, Iselin-Amanda | | | 1900 | ROU | 0.00 | 1 | -0.25 | 15 | -3.75 | |
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) | | | | 4-th EUROPEAN OPEN CHESS SCHOOL TEAM CHAMPIONSHIP 16 years old | Varna | BUL | 2009-06-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1700 | 1710 | 3.50 | 4 | 1.44 | 15 | 21.60 | |
| | Peronczyk, Karol | | | 1632 | POL | 1.00 | 1 | 0.39 | 15 | 5.85 | | | Zelenka, Katarzyna | | | 1566 | POL | 1.00 | 1 | 0.31 | 15 | 4.65 | | | Prokopuk, Aleksandrina | | | 1801 | BLR | 1.00 | 1 | 0.62 | 15 | 9.30 | | | Prokopuk, Aleksandrina | | | 1801 | BLR | 0.50 | 1 | 0.12 | 15 | 1.80 | |
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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