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Individual Calculations August 2022 |
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| Jafarpour, Mobin Total change: 4.80 | |   |
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| Iranian Juniors Chess Championship (Open U20) | Ardebil | IRI | 2022-07-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1507 | 1125 | 1.00 | 5 | 0.12 | 40 | 4.80 | |
|  Mobarak Nezhad, Alireza | | | 1996 | IRI | 0.00 | 1 | 0.00 | 40 | 0.00 | |  Javadpoor, Mohammad Hossein | | | 1226 | IRI | 0.00 | 1 | -0.36 | 40 | -14.40 | | | Ghorishi, Seied Mahdiar | | | 1453 | IRI | 1.00 | 1 | 0.87 | 40 | 34.80 | | | Mahdavi, Kian | | | 1232 | IRI | 0.00 | 1 | -0.35 | 40 | -14.00 | | | Rezaeii, Amirreza | | | 1626 | IRI | 0.00 | 1 | -0.04 | 40 | -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) | | |
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