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Individual Calculations April 2019 |
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| Zeyni Vand, Ali Total change: 30.60 | |   |
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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 |
| 1388 | 1436 | 1.00 | 2 | -0.11 | 20 | -2.20 | |
|  Shiri, Omid | | | 1573 | IRI | 0.00 | 1 | -0.32 | 20 | -6.40 | |  Noori, Aydin | | | 1202 | IRI | 1.00 | 1 | 0.21 | 20 | 4.20 | |
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 |
| 1748 | 1436 | 2.50 | 6 | 1.64 | 20 | 32.80 | |
| | Sheykhi, Hamid | | | 1674 | IRI | 0.00 | 1 | -0.20 | 20 | -4.00 | | | Valizadeh, Hossein | | | 1637 | IRI | 1.00 | 1 | 0.76 | 20 | 15.20 | | | Kasipour Azbari, Seyed Arvin | | | 1835 | IRI | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Azizkhani, Nima | | | 1752 | IRI | 0.50 | 1 | 0.37 | 20 | 7.40 | | | Alinejad, Davood | | | 1754 | IRI | 1.00 | 1 | 0.87 | 20 | 17.40 | | | Abbasi, Omid | | | 1836 * | IRI | 0.00 | 1 | -0.08 | 20 | -1.60 | | | * 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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