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Individual Calculations December 2015 |
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| Strati, Betty - Anna Total change: -22.80 | |   |
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| 155th Open Ambelokipon | Ambelokipi | GRE | 2015-09-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1481 | 1274 | 0.50 | 5 | -0.86 | 40 | -34.40 | |
|  Zivas, Konstantinos | | | 1674 * | GRE | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Hatzistamatiou, Nikolaos | | | 1643 | GRE | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Psathakis, Savvas | | | 1258 | GRE | 0.00 | 1 | -0.52 | 40 | -20.80 | | | Psathakis, Ioannis | | | 1283 | GRE | 0.50 | 1 | 0.01 | 40 | 0.40 | | | Megaloudis, Petros | | | 1548 | GRE | 0.00 | 1 | -0.17 | 40 | -6.80 | | | * 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) | | | | FIDE World Youth - Cadets Chess Championships - girls U12 | Porto Carras - Halkidiki | GRE | 2015-10-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1543 | 1304 | 2.00 | 8 | 0.29 | 40 | 11.60 | |
| | Dommalapati, Aasa | | wc | 1646 | USA | 1.00 | 1 | 0.88 | 40 | 35.20 | | | Vuller, Anastasia | | wc | 1690 | ISR | 0.00 | 1 | -0.09 | 40 | -3.60 | | | Nabaa Sami, Abbas | | | 1626 | IRQ | 0.00 | 1 | -0.13 | 40 | -5.20 | | | Rubsamen, Anais | | | 1551 | MNC | 0.00 | 1 | -0.19 | 40 | -7.60 | | | Portnoy, Noam | | | 1516 | ISR | 1.00 | 1 | 0.77 | 40 | 30.80 | | | Gronn, Embla Eikeland | | | 1460 | NOR | 0.00 | 1 | -0.29 | 40 | -11.60 | | | Dimitrijevic, Andjela | | | 1475 | SRB | 0.00 | 1 | -0.27 | 40 | -10.80 | | | Avelino, Camila Biscaya | | | 1383 | POR | 0.00 | 1 | -0.39 | 40 | -15.60 | |
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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