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Individual Calculations April 2023 |
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| Bounatiro, Mohamed El Achref Total change: -28.00 | |   |
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| Aroma 1st Canakkale Victory Chess Tournament | Istanbul | TUR | 2023-03-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1180 | 1266 | 3.00 | 6 | -0.64 | 40 | -25.60 | |
|  Tekkesin, Furkan | | | 1249 | TUR | 0.00 | 1 | -0.52 | 40 | -20.80 | |  Peray, Ata | | | 1317 | TUR | 0.00 | 1 | -0.43 | 40 | -17.20 | | | Ulgez, Selin | | | 1029 | TUR | 1.00 | 1 | 0.20 | 40 | 8.00 | | | Hisir, Onur | | | 1203 | TUR | 0.00 | 1 | -0.59 | 40 | -23.60 | | | Polat, Kaan Tugberk | | | 1270 | TUR | 1.00 | 1 | 0.51 | 40 | 20.40 | | | Seytin, Efe | | | 1014 | TUR | 1.00 | 1 | 0.19 | 40 | 7.60 | |
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) | | | NOTE: K factor changed | | Yalova Belediyespor 24th Chess Tournament | Yalova | TUR | 2023-03-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1255 | 1266 | 3.00 | 6 | -0.12 | 20 | -2.40 | |
| | Yalcin, Arda Yusuf | | | 1276 | TUR | 0.00 | 1 | -0.49 | 20 | -9.80 | | | Toraman, Doruk | | | 1189 | TUR | 1.00 | 1 | 0.39 | 20 | 7.80 | | | Aslan, Ela | | | 1460 | TUR | 0.00 | 1 | -0.25 | 20 | -5.00 | | | Sonmez, Ozkal | | | 1117 | TUR | 1.00 | 1 | 0.30 | 20 | 6.00 | | | Catak, Ayhan | | | 1319 | TUR | 0.50 | 1 | 0.07 | 20 | 1.40 | | | Kaya, Mustafa Atay | | | 1166 | TUR | 0.50 | 1 | -0.14 | 20 | -2.80 | |
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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