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Individual Calculations November 2019 |
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| Rafigh, Shervin Total change: -16.00 | |   |
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| Iran Boys U12 Chess Championship 2019 | Tehran | IRI | 2019-09-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1451 | 1464 | 3.50 | 7 | 0.03 | 40 | 1.20 | |
|  Habibi, Radin | | | 1667 | IRI | 1.00 | 1 | 0.76 | 40 | 30.40 | |  Mohammadi Akbarabadi, Hossein | | | 1590 | IRI | 0.00 | 1 | -0.33 | 40 | -13.20 | | | Hadavandkhani, Mohammadmahdi | | | 1630 | IRI | 0.00 | 1 | -0.28 | 40 | -11.20 | | | Moradi, Mohamad Amin | | | 1159 | IRI | 1.00 | 1 | 0.14 | 40 | 5.60 | | | Hoseini, Seyd Mohammad Sadra | | | 1064 * | IRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Rafaati, Radin | | | 1539 | IRI | 0.50 | 1 | 0.10 | 40 | 4.00 | | | Hosseinzadeh, Amir Ali | | | 1506 | IRI | 0.00 | 1 | -0.44 | 40 | -17.60 | | | * 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) | | | | 17th Gilan Second League 1398 Round 2 | Gilan | IRI | 2019-10-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1601 | 1550 | 0.00 | 1 | -0.43 | 40 | -17.20 | |
| | Sabzehara, Mohammad | | | 1601 | IRI | 0.00 | 1 | -0.43 | 40 | -17.20 | |
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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