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Rapid:
Individual Calculations December 2021 |
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| Shamsi, Shayegan Total change: 12.80 | |   |
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| 5th IRCF Weekly Rapid Tournament 1400 | Tehran | IRI | 2021-11-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1379 | 1053 | 1.00 | 5 | -0.09 | 20 | -1.80 | |
|  Hasanzade, Ehsan | | | 1009 | IRI | 1.00 | 1 | 0.44 | 20 | 8.80 | | | Teimouri Yadkuri, Shahdad | | | 1745 | IRI | 0.00 | 1 | -0.01 | 20 | -0.20 | |  Ghayourifar, Amir | | | 1619 | IRI | 0.00 | 1 | -0.02 | 20 | -0.40 | | | Amir Afshari, Rayan | | | 1365 | IRI | 0.00 | 1 | -0.14 | 20 | -2.80 | | | Seirafi, Peyman | | | 1159 | IRI | 0.00 | 1 | -0.36 | 20 | -7.20 | |
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) | | | | 6th IRCF Weekly Rapid Tournament 1400 | Tehran | IRI | 2021-11-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1304 | 1053 | 1.00 | 4 | 0.20 | 20 | 4.00 | |
| | Kazemi, Zahra | | | 1191 | IRI | 0.00 | 1 | -0.31 | 20 | -6.20 | | | Safdarian, Saman | | | 1431 | IRI | 1.00 | 1 | 0.91 | 20 | 18.20 | | | Alinaghian, Ilia | | | 1356 | IRI | 0.00 | 1 | -0.14 | 20 | -2.80 | | | Ghalandari, Moslem | | | 1236 | IRI | 0.00 | 1 | -0.26 | 20 | -5.20 | |
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) | | | | 8th IRCF Weekly Rapid Tournament 1400 | Tehran | IRI | 2021-11-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1509 | 1053 | 1.00 | 4 | 0.53 | 20 | 10.60 | |
| | Izadkhah, Hossein | | | 1658 | IRI | 0.00 | 1 | -0.02 | 20 | -0.40 | | | Harati, Hasti | | | 1583 | IRI | 0.00 | 1 | -0.03 | 20 | -0.60 | | | Zare, Arman | | | 1128 | IRI | 1.00 | 1 | 0.60 | 20 | 12.00 | | | Gholipour, Esmaeil | | | 1665 | IRI | 0.00 | 1 | -0.02 | 20 | -0.40 | |
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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