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Rapid:
Individual Calculations May 2023 |
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| Mehrabani, Arnika Total change: 138.57 | |   |
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| Iranian Cadet Chess Championship 2023 (Girls U12)_Rapid | Tehran | IRI | 2023-04-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1378 | 1129 | 2.00 | 6 | 0.55 | 31 | 17.05 | |
|  Pourabdian, Fatmeh | | | 1298 | IRI | 0.00 | 1 | -0.28 | 31 | -8.68 | |  Mirjavadi, Sarina Sadat | | | 1357 | IRI | 1.00 | 1 | 0.79 | 31 | 24.49 | | | Akbari, Rosha | | | 1682 | IRI | 0.00 | 1 | -0.03 | 31 | -0.93 | | | Angoshtari, Melisa | | | 1156 | IRI | 1.00 | 1 | 0.54 | 31 | 16.74 | | | Abdi, Parnian | | | 1188 | IRI | 0.00 | 1 | -0.42 | 31 | -13.02 | | | Taghizadeh Andarabi, Taraneh | | | 1587 | IRI | 0.00 | 1 | -0.05 | 31 | -1.55 | |
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) | | | | Gilan Ordibehesht Rapid Cup | Rasht | IRI | 2023-04-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1348 | 1129 | 4.00 | 8 | 1.96 | 31 | 60.76 | |
| | Cheshmkhavari, Mehrsam | | | 1564 | IRI | 0.00 | 1 | -0.06 | 31 | -1.86 | | | Nakhforoosh, Mohammad Reza | | | 1031 | IRI | 1.00 | 1 | 0.37 | 31 | 11.47 | | | Moosavi, Hasan | | | 1377 | IRI | 1.00 | 1 | 0.81 | 31 | 25.11 | | | Karimi, Hossein | | | 1501 | IRI | 0.00 | 1 | -0.10 | 31 | -3.10 | | | Hematian Mahdizadeh, Salma | | | 1237 | IRI | 1.00 | 1 | 0.65 | 31 | 20.15 | | | Etefagh, Mohammad Masih | | | 1239 | IRI | 1.00 | 1 | 0.65 | 31 | 20.15 | | | Yazdi Kariz Khani, Ehsan | | | 1539 | IRI | 0.00 | 1 | -0.08 | 31 | -2.48 | | | Ashtari, Abolfazl | | | 1296 | IRI | 0.00 | 1 | -0.28 | 31 | -8.68 | |
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) | | | | Rapid on the first Thursday of every month Khorasan Razavi 1 | Mashhad | IRI | 2023-04-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1348 | 1129 | 4.00 | 8 | 1.96 | 31 | 60.76 | |
| | Cheshmkhavari, Mehrsam | | | 1564 | IRI | 0.00 | 1 | -0.06 | 31 | -1.86 | | | Nakhforoosh, Mohammad Reza | | | 1031 | IRI | 1.00 | 1 | 0.37 | 31 | 11.47 | | | Moosavi, Hasan | | | 1377 | IRI | 1.00 | 1 | 0.81 | 31 | 25.11 | | | Karimi, Hossein | | | 1501 | IRI | 0.00 | 1 | -0.10 | 31 | -3.10 | | | Hematian Mahdizadeh, Salma | | | 1237 | IRI | 1.00 | 1 | 0.65 | 31 | 20.15 | | | Etefagh, Mohammad Masih | | | 1239 | IRI | 1.00 | 1 | 0.65 | 31 | 20.15 | | | Yazdi Kariz Khani, Ehsan | | | 1539 | IRI | 0.00 | 1 | -0.08 | 31 | -2.48 | | | Ashtari, Abolfazl | | | 1296 | IRI | 0.00 | 1 | -0.28 | 31 | -8.68 | |
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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