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Individual Calculations February 2018 |
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| Portakalci, Yusuf Total change: 18.00 | |   |
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| 2017-2018 Bakirkoy District Chess Tournament | Istanbul | TUR | 2018-01-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1432 | 1633 | 4.50 | 6 | 0.01 | 40 | 0.40 | |
|  Kebbe, Mohammed Besir | | | 1309 | TUR | 1.00 | 1 | 0.13 | 40 | 5.20 | |  Ustundag, Burhan Cemal | | | 1586 | TUR | 0.00 | 1 | -0.57 | 40 | -22.80 | | | Odabasi, Nail | | | 1492 | TUR | 1.00 | 1 | 0.31 | 40 | 12.40 | | | Yilmaz, Gokcen | | | 1363 | TUR | 1.00 | 1 | 0.17 | 40 | 6.80 | | | Alp, Erol | | | 1349 | TUR | 1.00 | 1 | 0.16 | 40 | 6.40 | | | Buyuk, Ecrin Efsa | | | 1492 | TUR | 0.50 | 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) | | | | 2017-2018 Turkish Cadets Chess Championships - U11 | Antalya | TUR | 2018-01-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1441 | 1633 | 5.50 | 7 | 0.44 | 40 | 17.60 | |
| | Elgin, Omur | | | 1309 | TUR | 1.00 | 1 | 0.13 | 40 | 5.20 | | | Sezgin, Talha | | | 1233 * | TUR | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Hasanoglu, Hakan | | | 1545 | TUR | 0.50 | 1 | -0.12 | 40 | -4.80 | | | Uysal, Nail Arda | | | 1356 | TUR | 1.00 | 1 | 0.17 | 40 | 6.80 | | | Bayhan, Onur | | | 1446 | TUR | 1.00 | 1 | 0.26 | 40 | 10.40 | | | Ozkan, Taha | c | | 1795 | TUR | 0.50 | 1 | 0.21 | 40 | 8.40 | | | Durukan, Giray Kaan | | | 1405 | TUR | 0.50 | 1 | -0.29 | 40 | -11.60 | | | * 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) | | |
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