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Rapid:
Individual Calculations November 2021 |
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| Ahmadi, Barad Total change: 32.00 | |   |
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| 2nd Shahpouri Rapid Open Chess Tournament (Rated) | Mazandaran | IRI | 2021-10-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1299 | 1354 | 3.00 | 5 | 0.18 | 20 | 3.60 | |
|  Mohammadi, Rasool | | | 1642 | IRI | 1.00 | 1 | 0.84 | 20 | 16.80 | | | Khanipour, Abolfazl | | | 1580 | IRI | 0.00 | 1 | -0.21 | 20 | -4.20 | |  Forootan, Avash | | | 1144 | IRI | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Karami, Vesal | | | 1123 | IRI | 0.00 | 1 | -0.79 | 20 | -15.80 | | | Nezam, Araz | | | 1005 | IRI | 1.00 | 1 | 0.11 | 20 | 2.20 | |
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) | | | | Gilan U12 Rapid Cup 1400 | Rasht | IRI | 2021-10-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1163 | 1354 | 5.00 | 6 | 0.55 | 20 | 11.00 | |
| | Noorinezhad, Nafas | | | 1117 | IRI | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Mirmoosavi, Dornaz Sadat | | | 1195 | IRI | 1.00 | 1 | 0.29 | 20 | 5.80 | | | Mohammadzadeh, Sepehr | | | 1251 | IRI | 0.50 | 1 | -0.14 | 20 | -2.80 | | | Karami, Vesal | | | 1123 | IRI | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Alinia Hosseini, Seyede Setayesh | | | 1245 | IRI | 0.50 | 1 | -0.15 | 20 | -3.00 | | | Bidarian, Rastin | | | 1044 | IRI | 1.00 | 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) | | | | Gilan U18 Rapid Cup 1400 | Rasht | IRI | 2021-10-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1617 | 1354 | 2.00 | 4 | 0.87 | 20 | 17.40 | |
| | Rahmat Pour, Armin | | | 1629 | IRI | 0.00 | 1 | -0.17 | 20 | -3.40 | | | Forootan, Avash | | | 1144 | IRI | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Biriya, Mohammadamin | | | 1616 | IRI | 1.00 | 1 | 0.82 | 20 | 16.40 | | | Jahedi, Mani | | | 2079 | IRI | 0.00 | 1 | -0.01 | 20 | -0.20 | |
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) | | |
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