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Individual Calculations November 2019 |
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| Danesharaste, Arvin Total change: -40.40 | |   |
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| Iran Boys U12 Chess Championship 2019 | Tehran | IRI | 2019-09-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1424 | 1714 | 4.50 | 7 | -1.26 | 40 | -50.40 | |
|  Fazaeli, Abolfazl | | | 1314 * | IRI | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Shakeri, Amir Reza | | | 1314 * | IRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Arabcari, Aidin | | | 1499 | IRI | 0.00 | 1 | -0.77 | 40 | -30.80 | | | Naeimi Omran, Aria | | | 1314 * | IRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Yazdani, Mohammadhosein | | | 1491 | IRI | 0.50 | 1 | -0.28 | 40 | -11.20 | | | Nazeri, Nima | | | 1375 | IRI | 1.00 | 1 | 0.12 | 40 | 4.80 | | | Rezaeipour, Sina | | | 1663 | IRI | 0.00 | 1 | -0.57 | 40 | -22.80 | | | * 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) | | | | 17th Gilan Super League 1398 Round 2-3 | Gilan | IRI | 2019-10-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1901 | 1811 | 1.00 | 2 | 0.25 | 40 | 10.00 | |
| | Marzoughi, Mohammadsadegh | | | 1898 | IRI | 0.00 | 1 | -0.38 | 40 | -15.20 | | | Mirzajani, Reza | | | 1903 | IRI | 1.00 | 1 | 0.63 | 40 | 25.20 | |
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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