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Rapid:
Individual Calculations May 2023 |
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| Kosari, Sarina Total change: 27.20 | |   |
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| PhileKhoob 4th Ramadan Cup Rapid 2023 | Arak | IRI | 2023-04-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1357 | 1026 | 2.00 | 6 | 0.88 | 40 | 35.20 | |
|  Biglarifard, Maziyar | | | 1489 | IRI | 0.00 | 1 | -0.05 | 40 | -2.00 | | | Shahsanam, Alireza | | | 1784 | IRI | 0.00 | 1 | 0.00 | 40 | 0.00 | |  Abbasi, Amirtaha | | | 1352 | IRI | 0.50 | 1 | 0.37 | 40 | 14.80 | | | Naghdi, Pourya | | | 1024 | IRI | 0.50 | 1 | 0.00 | 40 | 0.00 | | | Soleymani, Parham | | | 1217 | IRI | 0.00 | 1 | -0.25 | 40 | -10.00 | | | Koochaki, Shervin | | | 1273 | IRI | 1.00 | 1 | 0.81 | 40 | 32.40 | |
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) | | | | Iranian Cadet Chess Championship 2023 (Girls U10)_Rapid | Tehran | IRI | 2023-04-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1249 | 1026 | 1.00 | 5 | -0.20 | 40 | -8.00 | |
| | Hematian Mahdizadeh, Salma | | | 1237 | IRI | 0.00 | 1 | -0.23 | 40 | -9.20 | | | Bagheri, Raha | | | 1183 | IRI | 1.00 | 1 | 0.71 | 40 | 28.40 | | | Akbari Zamani, Roz | | | 1134 | IRI | 0.00 | 1 | -0.35 | 40 | -14.00 | | | Hekmatnejad, Mahtab | | | 1493 | IRI | 0.00 | 1 | -0.05 | 40 | -2.00 | | | Behroozi Moghaddam, Narges | | | 1196 | IRI | 0.00 | 1 | -0.28 | 40 | -11.20 | |
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) | | |
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