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Rapid:
Individual Calculations January 2022 |
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| Sheikhalizadeh, Mahmood Total change: -42.80 | |   |
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| 9th IRCF Weekly Rapid Tournament 1400 | Tehran | IRI | 2021-12-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1632 | 1253 | 0.00 | 2 | -0.22 | 20 | -4.40 | |
|  Ghobadibigvand, A. | | | 1732 | IRI | 0.00 | 1 | -0.05 | 20 | -1.00 | | | Harati, Hasti | | | 1531 | 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) | | | | 10th IRCF Weekly Rapid Tournament 1400 | Tehran | IRI | 2021-12-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1405 | 1253 | 1.00 | 5 | -0.73 | 20 | -14.60 | |
| | Halvaei, Masoud | | | 1161 | IRI | 0.00 | 1 | -0.63 | 20 | -12.60 | | | Ghorbani, Sina | | | 1725 | IRI | 0.00 | 1 | -0.05 | 20 | -1.00 | |  Javadian, Hojatollah | | | 1539 | IRI | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Mahdizadeh, Sadra | | | 1471 | IRI | 0.00 | 1 | -0.22 | 20 | -4.40 | | | Ajvadi, Sogand | | | 1130 | IRI | 1.00 | 1 | 0.33 | 20 | 6.60 | |
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) | | | | 8th Urmia Weekly Rapid Chess Tournament 1400 | Urmia | IRI | 2021-12-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1435 | 1253 | 0.00 | 3 | -1.19 | 20 | -23.80 | |
| | Hosseinzadeh, Mehran | | | 1932 | IRI | 0.00 | 1 | -0.01 | 20 | -0.20 | | | Ghasemi, Araz | | | 1225 | IRI | 0.00 | 1 | -0.54 | 20 | -10.80 | | | Hajiagha, Parham | | | 1147 | IRI | 0.00 | 1 | -0.64 | 20 | -12.80 | |
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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