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Individual Calculations April 2019 |
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| Davari, Sara Total change: -30.80 | |   |
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| 18th Qazvin Chess League 1397 Round 11-13 | Qazvin | IRI | 2019-03-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1587 | 1510 | 1.00 | 2 | 0.14 | 40 | 5.60 | |
|  Mahdavi, Hossein | | | 1843 | IRI | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Tavakoli, Mohsen | | | 1330 | IRI | 1.00 | 1 | 0.26 | 40 | 10.40 | |
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) | | | | 5th Qazvin Nowrouz Cup U-2000 Farvardin 1398 | Qazvin | IRI | 2019-03-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1522 | 1510 | 0.50 | 3 | -0.91 | 40 | -36.40 | |
| | Abasi Zamharir, Mohammad | | | 1183 | IRI | 0.50 | 1 | -0.37 | 40 | -14.80 | | | Behjati, Shahab | | | 1754 | IRI | 0.00 | 1 | -0.20 | 40 | -8.00 | |  Aghamohamadi, Mohamad Arshia | | | 1629 | 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) | | |
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