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Individual Calculations September 2018 |
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| Zare Karizi, Negar Total change: 25.60 | |   |
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| Iran Girls Student Middle school Chess Championship 1397 | Zanjan | IRI | 2018-08-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1516 | 1420 | 2.50 | 5 | 0.47 | 40 | 18.80 | |
|  Golzari, Ghazal | | | 1431 | IRI | 1.00 | 1 | 0.52 | 40 | 20.80 | | | Karami, Tina | | | 1366 | IRI | 1.00 | 1 | 0.42 | 40 | 16.80 | | | Jalali, Parima | | | 1756 | IRI | 0.50 | 1 | 0.38 | 40 | 15.20 | | | Mohammadi, Helma | | | 1205 | IRI | 0.00 | 1 | -0.77 | 40 | -30.80 | |  Behzad Nazif, Parva | | | 1820 * | IRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | * 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) | | | | Iranian Women Festival 1397 | Alborz | IRI | 2018-08-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1472 | 1420 | 3.00 | 6 | 0.45 | 40 | 18.00 | |
| | Nadernia, Niki | | | 1742 | IRI | 0.00 | 1 | -0.13 | 40 | -5.20 | | | Akhlaghi Mehr, Atiyeh | | | 1067 | IRI | 1.00 | 1 | 0.11 | 40 | 4.40 | | | Kiani, Rahil | | | 1703 | IRI | 0.00 | 1 | -0.16 | 40 | -6.40 | | | Rostami, Setayesh | | | 1083 | IRI | 1.00 | 1 | 0.12 | 40 | 4.80 | | | Khoshsafa, Zeinab | | | 1631 | IRI | 1.00 | 1 | 0.77 | 40 | 30.80 | | | Ghazaghi, Parmida | | | 1606 | IRI | 0.00 | 1 | -0.26 | 40 | -10.40 | |
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) | | | | Tehran Under 16 Girls Championship 1397 | Tehran | IRI | 2018-08-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1544 | 1420 | 0.50 | 2 | -0.28 | 40 | -11.20 | |
| | Arj, Negar | | | 1268 | IRI | 0.50 | 1 | -0.20 | 40 | -8.00 | | | Ehtesham Mehr, Rahil | | | 1820 * | IRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | * 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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