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Rapid:
Individual Calculations February 2022 |
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| Zarrabi, Sirous Total change: -10.60 | |   |
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| Iranian Seniors Chess Championships Rapid Cup 2022-Over 50 | Gilan | IRI | 2022-01-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1479 | 1358 | 2.00 | 7 | -0.53 | 20 | -10.60 | |
|  Sherafati, Masoud | | | 1770 | IRI | 0.00 | 1 | -0.07 | 20 | -1.40 | | | Ehteramian, Hossein | | | 1584 | IRI | 0.00 | 1 | -0.21 | 20 | -4.20 | |  Bakhshayesh, Mahmoud | | | 1501 | IRI | 0.00 | 1 | -0.31 | 20 | -6.20 | | | Askari, Ali | | | 1625 | IRI | 0.00 | 1 | -0.18 | 20 | -3.60 | | | Mokhtari, Ahmad | | | 1518 | IRI | 0.00 | 1 | -0.29 | 20 | -5.80 | | | Haji Taghi, Zahra | | | 1127 | IRI | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Alizadeh, Rahmatollah | | | 1226 | IRI | 1.00 | 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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