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Rapid:
Individual Calculations December 2021 |
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| Mohammadi, Erfan Total change: -32.80 | |   |
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| 5th IRCF Weekly Rapid Tournament 1400 | Tehran | IRI | 2021-11-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1625 | 1656 | 4.00 | 7 | 0.40 | 20 | 8.00 | |
|  Nateghi, Ali | | | 1286 | IRI | 1.00 | 1 | 0.10 | 20 | 2.00 | |  Ghafourian, Amir Ali | | | 2113 | IRI | 0.00 | 1 | -0.05 | 20 | -1.00 | | | Beheshti, Ali | | | 1180 | IRI | 1.00 | 1 | 0.05 | 20 | 1.00 | | | Doroodgar, A.hosein | | | 1865 | IRI | 0.00 | 1 | -0.23 | 20 | -4.60 | | | Nemati, Mehrad | | | 1277 | IRI | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Rezvani, A.h. | | | 1874 | IRI | 1.00 | 1 | 0.78 | 20 | 15.60 | | | Ghayourifar, Ali | | | 1777 | IRI | 0.00 | 1 | -0.34 | 20 | -6.80 | |
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) | | | | 6th IRCF Weekly Rapid Tournament 1400 | Tehran | IRI | 2021-11-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1537 | 1656 | 1.00 | 5 | -2.04 | 20 | -40.80 | |
| | Najafi Tabar, Aydin | | | 1897 | IRI | 0.00 | 1 | -0.20 | 20 | -4.00 | | | Valizadeh, Amir Reza | | | 1132 | IRI | 1.00 | 1 | 0.03 | 20 | 0.60 | | | Abed, Meisam | | | 1933 | IRI | 0.00 | 1 | -0.17 | 20 | -3.40 | | | Amir Afshari, Rayan | | | 1365 | IRI | 0.00 | 1 | -0.85 | 20 | -17.00 | | | Alinaghian, Ilia | | | 1356 | IRI | 0.00 | 1 | -0.85 | 20 | -17.00 | |
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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