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Individual Calculations August 2018 |
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| Sejdeh, Amirsam Total change: 31.20 | |   |
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| Gilan chess Championship 1397 | Rasht | IRI | 2018-07-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1470 | 1138 | 1.00 | 5 | 0.34 | 40 | 13.60 | |
|  Rezaei, Mahyar | | | 1538 * | IRI | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Saberi, Hirad | | | 1538 * | IRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Danesharaste, Arvin | | | 1489 | IRI | 0.00 | 1 | -0.11 | 40 | -4.40 | | | Rezaeipour, Sina | | | 1452 | IRI | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Javadi, Mousa | | | 1332 | IRI | 1.00 | 1 | 0.75 | 40 | 30.00 | | | * 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) | | | | Gilan Boys Under10 Championshipm 1397 | Rasht | IRI | 2018-07-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1238 | 1138 | 2.00 | 4 | 0.44 | 40 | 17.60 | |
| | Yazdani, Mohammadhosein | | | 1375 | IRI | 0.00 | 1 | -0.20 | 40 | -8.00 | | | Keshavarzeskandari, Sam | | | 1080 | IRI | 1.00 | 1 | 0.42 | 40 | 16.80 | | | Naderi, Arad | | | 1012 | IRI | 1.00 | 1 | 0.33 | 40 | 13.20 | | | Yadegar, Radin | | | 1483 | IRI | 0.00 | 1 | -0.11 | 40 | -4.40 | |
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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