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Individual Calculations June 2023 |
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| Kosari, Sarina Total change: 94.40 | |   |
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| Iran Women Chess Championship (Primary) 1402 | Tehran | IRI | 2023-05-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1242 | 1015 | 2.00 | 7 | 0.38 | 40 | 15.20 | |
|  Garosian, Vania | | | 1457 | IRI | 0.00 | 1 | -0.06 | 40 | -2.40 | |  Raygantafrashi, Sara | | | 1279 | IRI | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Bigdeli, Melisa | | | 1105 | IRI | 0.00 | 1 | -0.38 | 40 | -15.20 | | | Malaki, Panteha | | | 1140 | IRI | 0.50 | 1 | 0.17 | 40 | 6.80 | | | Effati, Masumeh | | | 1149 | IRI | 1.00 | 1 | 0.68 | 40 | 27.20 | | | Armand, Mehrnoosh | | | 1283 | IRI | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Akbarpourmiri, Massoumeh | | | 1281 | IRI | 0.50 | 1 | 0.32 | 40 | 12.80 | |
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) | | | | 3rd Razhia Standard Cup (U-1800) | Qazvin | IRI | 2023-05-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1279 | 1015 | 3.50 | 8 | 1.98 | 40 | 79.20 | |
| | Mokhtarpour, Amir Ali | | | 1429 | IRI | 0.00 | 1 | -0.07 | 40 | -2.80 | | | Hematian Mahdizadeh, Salma | | | 1232 | IRI | 0.50 | 1 | 0.28 | 40 | 11.20 | | | Akbari, Sarina | | | 1165 | IRI | 1.00 | 1 | 0.70 | 40 | 28.00 | | | Amirjani, Parham | | | 1222 | IRI | 1.00 | 1 | 0.77 | 40 | 30.80 | | | Rasi, Davood | | | 1401 | IRI | 0.00 | 1 | -0.09 | 40 | -3.60 | | | Darziramandi, Ali | | | 1209 | IRI | 1.00 | 1 | 0.75 | 40 | 30.00 | | | Nourozi, Danial | | | 1371 | IRI | 0.00 | 1 | -0.11 | 40 | -4.40 | | | Jalili Vash, Iraj | | | 1204 | IRI | 0.00 | 1 | -0.25 | 40 | -10.00 | |
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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