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Individual Calculations July 2023 |
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| Zahedifar, Anahita Total change: -38.80 | |   |
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| Asian Zonal Chess Championship 2023 Zone 3.1 Women | Tehran | IRI | 2023-05-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1848 | 2053 | 5.50 | 9 | -1.09 | 20 | -21.80 | |
|  Seyedi Hallaj, Seyedeh Hasti | | | 1659 | IRI | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Karimi, Setayesh | | | 1770 | IRI | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Behzad Nazif, Parva | | | 2094 | IRI | 0.50 | 1 | 0.06 | 20 | 1.20 | | | Azali, Tannaz | | wf | 2062 | IRI | 0.50 | 1 | 0.01 | 20 | 0.20 | | | Mashhadi, Fatemeh | | | 1648 | IRI | 0.00 | 1 | -0.92 | 20 | -18.40 | | | Sadati, Seyedeh Fatemeh | | | 1827 | IRI | 0.50 | 1 | -0.29 | 20 | -5.80 | | | Alavi, Homa | | | 2004 | IRI | 0.00 | 1 | -0.57 | 20 | -11.40 | | | Khalil, Manar | | wf | 1904 | SYR | 1.00 | 1 | 0.30 | 20 | 6.00 | | | Rahmani, Melika | | | 1660 | IRI | 1.00 | 1 | 0.08 | 20 | 1.60 | |
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) | | | | 1st Barandesho Cup (A Category - Over 2000) | Rasht | IRI | 2023-06-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1984 | 2026 | 2.50 | 6 | -0.90 | 20 | -18.00 | |
| | Tahbaz, Arash | m | | 2443 | IRI | 0.00 | 1 | -0.07 | 20 | -1.40 | | | Delavari, Behnood | | | 1814 | IRI | 0.50 | 1 | -0.27 | 20 | -5.40 | | | Ezzati, Fereidoon | | | 2012 | IRI | 0.50 | 1 | -0.02 | 20 | -0.40 | | | Tavoosi Rad, Ramtin | | | 2044 | IRI | 0.50 | 1 | 0.03 | 20 | 0.60 | | | Ghoreishi Amiri, Seyed Kian | | | 1763 | IRI | 0.50 | 1 | -0.32 | 20 | -6.40 | | | Imani, Adrina | | | 1830 | IRI | 0.50 | 1 | -0.25 | 20 | -5.00 | |
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) | | | | 19th Gilan Super League Round 6-7 | Rasht | IRI | 2023-06-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2062 | 2026 | 0.50 | 1 | 0.05 | 20 | 1.00 | |
| | Jahedi, Mani | | | 2062 | IRI | 0.50 | 1 | 0.05 | 20 | 1.00 | |
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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