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Individual Calculations January 2020 |
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| Aryanpour, Arad Total change: -7.20 | |   |
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| Tehran U 18 League 2019 Round 4-5 | Tehran | IRI | 2019-11-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1751 | 1634 | 0.00 | 1 | -0.34 | 40 | -13.60 | |
|  Teimouri Yadkuri, Shahdad | | | 1751 | IRI | 0.00 | 1 | -0.34 | 40 | -13.60 | |
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) | | | | Tehran U 18 League 2019 Round 6-9 | Tehran | IRI | 2019-12-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1274 | 1674 | 2.00 | 2 | 0.16 | 40 | 6.40 | |
|  Niaei, Keyhan | | | 1274 * | IRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Bigani, Mohammad Hessam | | | 1274 * | IRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | * 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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