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Individual Calculations December 2019 |
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| Badica, Ariana Total change: 32.00 | |   |
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| Black Sea Cup 2019 - B tournament U12 | Jupiter | ROU | 2019-08-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1224 | 1082 | 1.00 | 3 | 0.03 | 40 | 1.20 | |
|  Borisov, Sofia-Ioana | | | 1351 | ROU | 0.00 | 1 | -0.17 | 40 | -6.80 | |  Sandu, Andrei-Stefan | | | 1053 | ROU | 1.00 | 1 | 0.46 | 40 | 18.40 | | | Pufleni, Maria | | | 1268 | ROU | 0.00 | 1 | -0.26 | 40 | -10.40 | |
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) | | | | Satori Art Slobozia Cup 6th ed. - rating U1400 | Slobozia | ROU | 2019-11-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1345 | 1145 | 1.50 | 3 | 0.77 | 40 | 30.80 | |
| | Geboiu, Dumitru-Mihai | | | 1390 | ROU | 0.00 | 1 | -0.20 | 40 | -8.00 | | | Hristea, Andreea-Beatrice | | | 1325 | ROU | 0.50 | 1 | 0.24 | 40 | 9.60 | | | Apostolakii, Irina | | | 1321 | UKR | 1.00 | 1 | 0.73 | 40 | 29.20 | |
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) | | |
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