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Individual Calculations January 2020 |
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| Koc, Zeki Total change: -47.40 | |   |
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| 2019-2020 Turkish Cup Mugla Chess Championship | Mugla | TUR | 2019-12-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1445 | 1455 | 1.00 | 3 | -0.62 | 20 | -12.40 | |
|  Suzan, Ufuk | | | 1855 * | TUR | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Kara, Durmus | | | 1189 | TUR | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Seker, Bilgesu | | | 1290 | TUR | 0.00 | 1 | -0.72 | 20 | -14.40 | | | * 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) | | | | Marmaris Closed Elo Chess Tournament | Mugla | TUR | 2019-12-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1404 | 1455 | 0.50 | 4 | -1.75 | 20 | -35.00 | |
| | Kara, Durmus | | | 1189 | TUR | 0.00 | 1 | -0.82 | 20 | -16.40 | | | Yurdun, Fehmi Kuzey | | | 1499 | TUR | 0.00 | 1 | -0.44 | 20 | -8.80 | | | Ozturk, Ibrahim Muhammed | | | 1129 | TUR | 0.50 | 1 | -0.37 | 20 | -7.40 | | | Karacay, Aybar | | | 1798 | TUR | 0.00 | 1 | -0.12 | 20 | -2.40 | |
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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