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Individual Calculations April 2016 |
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| Ahmadi, Erfan Total change: -26.40 | |   |
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| Iran Boys Under 8 Championship 2016 | Tehran | IRI | 2016-02-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1230 | 1435 | 4.00 | 7 | -1.21 | 40 | -48.40 | |
|  Hosseini, Mohammad Hossein | | | 1049 | IRI | 1.00 | 1 | 0.09 | 40 | 3.60 | |  Mahdavi, Armin | | | 1215 | IRI | 0.00 | 1 | -0.78 | 40 | -31.20 | | | Hojjatinejad, Ilia | | | 1174 | IRI | 0.00 | 1 | -0.82 | 40 | -32.80 | | | Agharafiei, Arshiya | | | 1151 | IRI | 1.00 | 1 | 0.16 | 40 | 6.40 | | | Yazdani, Mohammadhosein | | | 1288 | IRI | 1.00 | 1 | 0.30 | 40 | 12.00 | | | Ashraf, Artin | | | 1538 | IRI | 0.00 | 1 | -0.36 | 40 | -14.40 | | | Poolaei, Roham | | | 1197 | IRI | 1.00 | 1 | 0.20 | 40 | 8.00 | |
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) | | | | 3rd Shirkooh Cup U- 2200 (2016) | Shiran | IRI | 2016-03-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1712 | 1360 | 1.00 | 4 | 0.55 | 40 | 22.00 | |
| | Boori, Javad | | | 1760 * | IRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Iranfar, Amir | | | 1760 * | IRI | 1.00 | 1 | 0.92 | 40 | 36.80 | | | Ghavidel, Mohammad Mehdi | | | 1660 | IRI | 0.00 | 1 | -0.15 | 40 | -6.00 | | | Baghdar, Artin | | | 1668 | IRI | 0.00 | 1 | -0.14 | 40 | -5.60 | | | * 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) | | |
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