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Individual Calculations August 2023 |
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| Kosari, Sarina Total change: -14.80 | |   |
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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 |
| 1380 | 1109 | 0.00 | 4 | -0.69 | 40 | -27.60 | |
|  Nourozi, Danial | | | 1339 | IRI | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Ganji, Majid | | | 1406 | IRI | 0.00 | 1 | -0.15 | 40 | -6.00 | | | Yeganeh, Hamidreza | | | 1408 | IRI | 0.00 | 1 | -0.15 | 40 | -6.00 | |  Ranjbar, Hengameh | | | 1367 | IRI | 0.00 | 1 | -0.18 | 40 | -7.20 | |
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) | | | | Iranian Juniors Chess Championship (Girls Section - 1402) | Rasht | IRI | 2023-07-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1655 | 1109 | 1.00 | 5 | 0.32 | 40 | 12.80 | |
| | Mahdian, Anousha | | wf | 2074 | IRI | 0.00 | 1 | 0.00 | 40 | 0.00 | | | Zahedifar, Anahita | | wf | 1986 | IRI | 0.00 | 1 | 0.00 | 40 | 0.00 | | | Shahidi Kasmaii, Niayesh | | | 1070 | IRI | 1.00 | 1 | 0.45 | 40 | 18.00 | | | Delshad, Shaghayegh | | | 1458 | IRI | 0.00 | 1 | -0.11 | 40 | -4.40 | | | Ahmadi, Seyedeh Malihe | | | 1688 | IRI | 0.00 | 1 | -0.02 | 40 | -0.80 | |
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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