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Individual Calculations May 2015 |
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| Jahanbakhshi, Arman Total change: 28.40 | |   |
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| 2nd Karoon Open (2015) | Ahvaz | IRI | 2015-03-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2040 | 1838 | 2.00 | 4 | 0.87 | 20 | 17.40 | |
|  Ghari Zadeh, Mahmood | | | 2152 | IRI | 1.00 | 1 | 0.86 | 20 | 17.20 | |  Ahmadinia, Ebrahim | m | | 2238 * | IRI | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Changaei, Amin | | | 2102 | IRI | 0.00 | 1 | -0.18 | 20 | -3.60 | | | Motaghi, Sina | | | 1667 | IRI | 1.00 | 1 | 0.27 | 20 | 5.40 | | | * 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) | | | | Qazvin Norooz Cup (2015) | Qazvin | IRI | 2015-03-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1843 | 1838 | 4.50 | 8 | 0.55 | 20 | 11.00 | |
| | Korevand, Sina | | | 2002 | IRI | 0.00 | 1 | -0.28 | 20 | -5.60 | | | Akbari, Mostafa | | | 1695 | IRI | 1.00 | 1 | 0.31 | 20 | 6.20 | | | Najafiyan Pour, Mahyar | | | 2050 | IRI | 0.00 | 1 | -0.23 | 20 | -4.60 | | | Rahimi, Amir Mohammad | | | 1628 | IRI | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Eftekhari, Amir | | | 1990 | IRI | 1.00 | 1 | 0.70 | 20 | 14.00 | | | Gholami Orimi, Anahita | | | 1954 | IRI | 0.00 | 1 | -0.34 | 20 | -6.80 | | | Rastian, Alireza | | | 1713 | IRI | 0.50 | 1 | -0.17 | 20 | -3.40 | | | Afzoon, Danial | | | 1709 | IRI | 1.00 | 1 | 0.33 | 20 | 6.60 | |
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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