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Individual Calculations September 2017 |
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| Naghdi, Amir Total change: -32.40 | |   |
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| Gilan East League 2017 Round 1-4 | Langroud | IRI | 2017-06-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1476 | 1709 | 1.00 | 2 | -0.51 | 20 | -10.20 | |
|  Hadipoor, Ghorbanali | | | 1309 * | IRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Aminpour, Hassan | | | 1642 | IRI | 0.00 | 1 | -0.59 | 20 | -11.80 | | | * 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) | | | | 2nd Iranian Amateurs Championship 1396 U1700 | Zanjan | IRI | 2017-07-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1530 | 1709 | 5.00 | 8 | -0.80 | 20 | -16.00 | |
| | Teymouri, Abbas Gholi | f | | 1364 | IRI | 1.00 | 1 | 0.11 | 20 | 2.20 | |  Hamzeh Javaran, Kasra | | | 1519 | IRI | 1.00 | 1 | 0.25 | 20 | 5.00 | | | Mahdavi, Reza | | | 1600 | IRI | 0.00 | 1 | -0.65 | 20 | -13.00 | | | Norouzi Chenari, Parsa | | | 1506 | IRI | 1.00 | 1 | 0.24 | 20 | 4.80 | | | Jahani, Mohammadreza | | | 1597 | IRI | 1.00 | 1 | 0.35 | 20 | 7.00 | | | Fathollahi, Hamid | | | 1658 | IRI | 0.00 | 1 | -0.57 | 20 | -11.40 | | | Ahmadi, Abolfazl | | | 1494 | IRI | 0.00 | 1 | -0.77 | 20 | -15.40 | | | Daemi, Masoud | | | 1503 | IRI | 1.00 | 1 | 0.24 | 20 | 4.80 | |
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 East League 2017 Round 5-7 | Langroud | IRI | 2017-08-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1854 | 1709 | 0.00 | 1 | -0.31 | 20 | -6.20 | |
| | Mousavi, Meghdad | | | 1854 | IRI | 0.00 | 1 | -0.31 | 20 | -6.20 | |
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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