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Individual Calculations November 2019 |
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| Sadrazamy, Farbod Total change: -2.40 | |   |
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| Iran Boys U12 Chess Championship 2019 | Tehran | IRI | 2019-09-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1419 | 1129 | 1.50 | 6 | 0.50 | 40 | 20.00 | |
|  Poolaei, Roham | | | 1529 * | IRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Novin, Ahmadreza | | | 1383 | IRI | 1.00 | 1 | 0.81 | 40 | 32.40 | |  Nazeri, Nima | | | 1375 | IRI | 0.00 | 1 | -0.19 | 40 | -7.60 | | | Molai Nasab, Mohamad Matin | | | 1529 * | IRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Alizadeh Moghadam, Mehdi | | | 1267 | IRI | 0.50 | 1 | 0.19 | 40 | 7.60 | | | Ghafari, Alireza | | | 1430 | IRI | 0.00 | 1 | -0.15 | 40 | -6.00 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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) | | | | Tehran U 18 League 2019 Round 1-3 | Tehran | IRI | 2019-10-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1083 | 1129 | 0.00 | 1 | -0.56 | 40 | -22.40 | |
| | Niaei, Keyhan | | | 1083 | IRI | 0.00 | 1 | -0.56 | 40 | -22.40 | |
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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