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Rapid:
Individual Calculations January 2022 |
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| Shamsi, Shayegan Total change: 2.60 | |   |
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| 9th IRCF Weekly Rapid Tournament 1400 | Tehran | IRI | 2021-12-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1359 | 1066 | 1.00 | 2 | 0.62 | 20 | 12.40 | |
|  Fathollahi, Hamid | | | 1520 | IRI | 0.00 | 1 | -0.06 | 20 | -1.20 | |  Noroozi, Ali | | | 1197 | IRI | 1.00 | 1 | 0.68 | 20 | 13.60 | |
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) | | | | 10th IRCF Weekly Rapid Tournament 1400 | Tehran | IRI | 2021-12-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1376 | 1066 | 1.00 | 6 | 0.10 | 20 | 2.00 | |
| | Kordbacheh, Sana | | | 1294 | IRI | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Faramarzi, Ali | | | 1510 | IRI | 0.00 | 1 | -0.06 | 20 | -1.20 | | | Moumivand, Hamid | | | 1368 | IRI | 1.00 | 1 | 0.85 | 20 | 17.00 | | | Keshani, Kian | | | 1459 | IRI | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Memari, Erfan | | | 1237 | IRI | 0.00 | 1 | -0.27 | 20 | -5.40 | | | Alizadeh, Amirhosein | | | 1389 | IRI | 0.00 | 1 | -0.13 | 20 | -2.60 | |
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) | | | | 11th IRCF Weekly Rapid Tournament 1400 | Tehran | IRI | 2021-12-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1459 | 1066 | 0.00 | 4 | -0.59 | 20 | -11.80 | |
| | Kian Sirat, Yasin | | | 1276 | IRI | 0.00 | 1 | -0.23 | 20 | -4.60 | | | Ghayourifar, Ali | | | 1736 | IRI | 0.00 | 1 | -0.01 | 20 | -0.20 | | | Izadkhah, Hossein | | | 1625 | IRI | 0.00 | 1 | -0.03 | 20 | -0.60 | | | Malaki, Panteha | | | 1200 | IRI | 0.00 | 1 | -0.32 | 20 | -6.40 | |
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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