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Individual Calculations August 2018 |
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| Ghayourifar, Ali Total change: 68.80 | |   |
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| Alborz joniours Boys And Girls chess Championship Under 20 Tir 1397 | Alborz | IRI | 2018-06-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1616 | 1550 | 4.00 | 5 | 1.86 | 40 | 74.40 | |
|  Keshavarzfathi, Nazanin Zahra | | | 1221 | IRI | 1.00 | 1 | 0.12 | 40 | 4.80 | |  Noori, Arian | | | 1799 | IRI | 0.50 | 1 | 0.31 | 40 | 12.40 | | | Baytamari, Amir Hossein | | | 1491 | IRI | 1.00 | 1 | 0.42 | 40 | 16.80 | | | Rahmani, Pedram | | | 1618 | IRI | 1.00 | 1 | 0.59 | 40 | 23.60 | | | Asgharzadeh, Mitra | | wc | 1950 * | IRI | 0.50 | 1 | 0.42 | 40 | 16.80 | | | * 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) | | | | Alborz Men Chess Championship 1397 | Alborz | IRI | 2018-07-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1596 | 1556 | 4.00 | 7 | 0.72 | 40 | 28.80 | |
| | Karevan, Benyamin | | | 1156 * | IRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Rahimi, Amir Mohammad | | | 1944 | IRI | 0.00 | 1 | -0.09 | 40 | -3.60 | | | Rastegari, Souroosh | | | 1226 | IRI | 1.00 | 1 | 0.12 | 40 | 4.80 | | | Najafiyan Pour, Mahyar | | | 1956 * | IRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Ghorbani, Sina | | | 1381 | IRI | 1.00 | 1 | 0.27 | 40 | 10.80 | | | Shahbazi, Parsa | | | 1564 | IRI | 1.00 | 1 | 0.51 | 40 | 20.40 | | | Sabahi, Mohammad | | | 1947 | IRI | 0.00 | 1 | -0.09 | 40 | -3.60 | | | * 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) | | | | 19th Shahriar Standard Cup Tir 1397 U 1800 | Shahriar | IRI | 2018-07-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1297 | 1556 | 3.00 | 5 | -0.86 | 40 | -34.40 | |
| | Haji Abadi, Amirhossein | | | 1156 * | IRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Tarzali, Abtin | | | 1321 | IRI | 0.00 | 1 | -0.79 | 40 | -31.60 | | | Aghaei Chaghoush, Samira | | | 1156 * | IRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Sodachi, Saba | | | 1156 * | IRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Mehralizadeh, Reza | | | 1698 | IRI | 0.00 | 1 | -0.31 | 40 | -12.40 | | | * 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) | | |
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