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Individual Calculations August 2023 |
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| Ghiasi, Saeed Total change: 14.60 | |   |
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| 6th Iranian Amateures Chess Championship 2023 (Under 1700) | Zanjan | IRI | 2023-06-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1339 | 1255 | 1.50 | 5 | -0.57 | 20 | -11.40 | |
|  Khajehafzali, Armin | | | 1464 | IRI | 0.50 | 1 | 0.27 | 20 | 5.40 | |  Bagheri, Behrad | | | 1682 | IRI | 0.00 | 1 | -0.07 | 20 | -1.40 | | | Sarvin, Alireza | | | 1446 | IRI | 0.00 | 1 | -0.25 | 20 | -5.00 | | | Mehranjoo, Nazanin | | | 1024 | IRI | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Jarideh, Mohammad Sam | | | 1080 | IRI | 0.00 | 1 | -0.73 | 20 | -14.60 | |
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) | | | | 15th Hormozgan Cup (Under 2200) | Hormozgan | IRI | 2023-07-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1437 | 1255 | 3.50 | 7 | 1.30 | 20 | 26.00 | |
| | Momtahan, Hossein | | | 1795 | IRI | 0.00 | 1 | -0.03 | 20 | -0.60 | | | Kazemi, Niloofar | | | 1022 | IRI | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Hashemi, Farhad | | | 1587 | IRI | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Talaneh, Motahareh | | | 1566 | IRI | 0.50 | 1 | 0.36 | 20 | 7.20 | | | Milani, Matin | | | 1396 | IRI | 1.00 | 1 | 0.69 | 20 | 13.80 | | | Looni, Arshiya | | | 1564 | IRI | 0.00 | 1 | -0.14 | 20 | -2.80 | | | Adabi, Karen | | | 1129 | IRI | 1.00 | 1 | 0.33 | 20 | 6.60 | |
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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