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Individual Calculations January 2022 |
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| Khelghatdoust, Amirali Total change: -16.80 | |   |
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| Gilan Cadets Chess Championship Open U12 | Rasht | IRI | 2021-11-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1075 | 1177 | 1.50 | 3 | -0.42 | 40 | -16.80 | |
|  Ghovati, Amirhosein | | | 1063 | IRI | 0.00 | 1 | -0.66 | 40 | -26.40 | |  Noparast, Kian | | | 1121 | IRI | 0.50 | 1 | -0.08 | 40 | -3.20 | | | Pahlavanzadeh, Yalta | | | 1040 | IRI | 1.00 | 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) | | | | 1st Sardar Jangal Cup (Memorial of Mirza Kouchak Khan Jangali) | Rasht | IRI | 2021-12-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1470 | 1177 | 1.00 | 5 | 0.00 | 40 | 0.00 | |
| | Danesharaste, Arvin | | | 1577 * | IRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Borji, Parham | | | 1577 * | IRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Yazdani, Ava | | | 1577 * | IRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Gholami Katigari, Gholamreza | | | 1577 * | IRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Moosazadeh, Hosein | | | 1042 | IRI | 1.00 | 1 | 0.32 | 40 | 12.80 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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