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Individual Calculations April 2017 |
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| Petrovska, Arina Total change: -4.00 | |   |
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| 6. GM A.Shirov Winter Cup U-14-2017 | Jurmala | LAT | 2017-02-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1469 | 1489 | 1.50 | 5 | -1.02 | 40 | -40.80 | |
|  Bitkova, Elizavetta | | | 1303 | EST | 0.50 | 1 | -0.24 | 40 | -9.60 | | | Kairbekova, Amina | | wc | 1677 | KAZ | 0.50 | 1 | 0.24 | 40 | 9.60 | |  Maciulaityte, Barbora | | | 1647 | LTU | 0.50 | 1 | 0.21 | 40 | 8.40 | | | Golsta, Madara | | | 1629 | LAT | 0.00 | 1 | -0.31 | 40 | -12.40 | | | Anis, Dinara | | | 1089 * | EST | 0.00 | 1 | -0.92 | 40 | -36.80 | | | * 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) | | | | Latvian Youth Chess Championship G-14 2017 | Riga | LAT | 2017-03-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1460 | 1489 | 3.00 | 4 | 0.92 | 40 | 36.80 | |
| | Golsta, Ramona | | | 1614 | LAT | 0.00 | 1 | -0.33 | 40 | -13.20 | | | Golsta, Madara | | | 1629 | LAT | 1.00 | 1 | 0.69 | 40 | 27.60 | | | Granovska, Elisa | | | 1455 | LAT | 1.00 | 1 | 0.45 | 40 | 18.00 | | | Lele, Emili | | | 1140 | LAT | 1.00 | 1 | 0.11 | 40 | 4.40 | |
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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