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Individual Calculations September 2018 |
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| Hayati, Amirhosein Total change: 34.00 | |   |
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| Iran Boys Student Middle school Chess Championship 1397 | Zanjan | IRI | 2018-08-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1589 | 1755 | 5.00 | 6 | 0.85 | 40 | 34.00 | |
|  Momeni, Iliya | | | 1355 * | IRI | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Savadpour, Benyamin | | | 1403 | IRI | 1.00 | 1 | 0.11 | 40 | 4.40 | | | Alimardani, Amir H | | | 1607 | IRI | 1.00 | 1 | 0.30 | 40 | 12.00 | | | Asghari, Abolfazl | | | 1853 | IRI | 0.00 | 1 | -0.37 | 40 | -14.80 | | | Rostami, Hossein | | | 1662 | IRI | 1.00 | 1 | 0.37 | 40 | 14.80 | | | Mahboubi, Mahziar | | | 1651 | IRI | 1.00 | 1 | 0.36 | 40 | 14.40 | | | * 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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