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Individual Calculations June 2022 |
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| Hosseini, Seyed Arad Total change: -46.80 | |   |
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| Tehran Chess Championship U12 Boys | Tehran | IRI | 2022-05-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1228 | 1150 | 1.50 | 5 | -0.60 | 40 | -24.00 | |
|  Alizadeh, Amirhosein | | | 1568 | IRI | 0.00 | 1 | -0.07 | 40 | -2.80 | | | Rasi, Taha | | | 1221 | IRI | 0.00 | 1 | -0.40 | 40 | -16.00 | |  Mehrgan, Mehrsam | | | 1084 | IRI | 0.00 | 1 | -0.59 | 40 | -23.60 | | | Alimohammadi, Yona | | | 1032 | IRI | 0.50 | 1 | -0.16 | 40 | -6.40 | | | Razaviyan, Seyed Ramtin | | | 1236 | IRI | 1.00 | 1 | 0.62 | 40 | 24.80 | |
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) | | | | Iranian Cadet Chess Championship (Open U12) | Gorgan | IRI | 2022-05-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1360 | 1150 | 1.00 | 6 | -0.57 | 40 | -22.80 | |
| | Bahmani, Koorosh | | | 1682 | IRI | 0.00 | 1 | -0.03 | 40 | -1.20 | | | Nematolahi, Amirali | | | 1340 | IRI | 0.00 | 1 | -0.25 | 40 | -10.00 | | | Kordi, Karen | | | 1283 | IRI | 1.00 | 1 | 0.68 | 40 | 27.20 | | | Alaghehmand, Arshia | | | 1396 | IRI | 0.00 | 1 | -0.19 | 40 | -7.60 | | | Khosravi, Hasan | | | 1267 | IRI | 0.00 | 1 | -0.34 | 40 | -13.60 | | | Pejhan, Arya | | | 1194 | IRI | 0.00 | 1 | -0.44 | 40 | -17.60 | |
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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