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Rapid:
Individual Calculations December 2021 |
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| Sadr Arhami, Hamed Total change: 15.60 | |   |
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| 6th IRCF Weekly Rapid Tournament 1400 | Tehran | IRI | 2021-11-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1400 | 1035 | 0.00 | 4 | -0.50 | 20 | -10.00 | |
|  Salimi, Taha | | | 1267 | IRI | 0.00 | 1 | -0.21 | 20 | -4.20 | |  Hecini, Hamza | | | 1593 | ALG | 0.00 | 1 | -0.03 | 20 | -0.60 | | | Habibifard, Parham | | | 1425 | IRI | 0.00 | 1 | -0.09 | 20 | -1.80 | | | Fateminia, Mostafa | | | 1313 | IRI | 0.00 | 1 | -0.17 | 20 | -3.40 | |
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) | | | | 7th IRCF Weekly Rapid Tournament 1400 | Tehran | IRI | 2021-11-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1432 | 1035 | 2.00 | 6 | 1.28 | 20 | 25.60 | |
| | Naeimi Omran, Aria | | | 1274 | IRI | 1.00 | 1 | 0.80 | 20 | 16.00 | | | Teimouri Yadkuri, Shahdad | | | 1745 | IRI | 0.00 | 1 | -0.01 | 20 | -0.20 | | | Hajizadeh, Mohammad | | | 1614 | IRI | 0.00 | 1 | -0.02 | 20 | -0.40 | | | Gholipour, Amirhosein | | | 1357 | IRI | 0.00 | 1 | -0.13 | 20 | -2.60 | | | Alizadeh, Rahmatollah | | | 1251 | IRI | 1.00 | 1 | 0.78 | 20 | 15.60 | | | Rouhi, Majid | | | 1348 | IRI | 0.00 | 1 | -0.14 | 20 | -2.80 | |
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) | | |
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