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Individual Calculations May 2017 |
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| Ergin, Sahin Total change: 69.20 | |   |
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| 2016-2017 Buyukcekmece District Chess Tournament | Istanbul | TUR | 2017-04-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1560 | 1402 | 1.50 | 4 | 0.26 | 40 | 10.40 | |
|  Portakalci, Yusuf | | | 1555 | TUR | 1.00 | 1 | 0.70 | 40 | 28.00 | |  Elmas, Mustafa | | | 1769 | TUR | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Gundag, Mehmet | | | 1450 | TUR | 0.00 | 1 | -0.43 | 40 | -17.20 | | | Ozyigit, Sedat | | | 1466 | TUR | 0.50 | 1 | 0.09 | 40 | 3.60 | |
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) | | | | Kocaeli Metropolitan Municipality Chess Tournament | Kocaeli | TUR | 2017-04-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1647 | 1402 | 2.00 | 4 | 1.04 | 40 | 41.60 | |
| | Sahin, Aytac | | | 1802 * | TUR | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Inal, Ihsan Berkay | | | 1292 | TUR | 1.00 | 1 | 0.35 | 40 | 14.00 | | | Yavuz, Efe Metehan | c | | 1764 | TUR | 0.50 | 1 | 0.40 | 40 | 16.00 | | | Orak, Yunus | | | 1730 | TUR | 0.50 | 1 | 0.37 | 40 | 14.80 | | | * 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) | | | | 23 April Chess Tournament-2017 - A | Istanbul | TUR | 2017-04-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1674 | 1402 | 1.50 | 6 | 0.43 | 40 | 17.20 | |
| | Can, Isil | | wc | 1737 | TUR | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Emir, Emirhan | | | 1802 * | TUR | 1.00 | 1 | 0.92 | 40 | 36.80 | | | Kinatas, Turker | | | 1640 | TUR | 0.50 | 1 | 0.30 | 40 | 12.00 | | | Nukan, Baris Tuna | | | 1660 | TUR | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Baspinar, Lara | | | 1614 | TUR | 0.00 | 1 | -0.23 | 40 | -9.20 | | | Tarhan, Adar | | | 1590 | TUR | 0.00 | 1 | -0.26 | 40 | -10.40 | | | * 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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