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Individual Calculations August 2023 |
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| Gharaee Shirazi, Shervin Total change: -6.40 | |   |
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| 19th Gilan 2nd League Round 8 | Gilan | IRI | 2023-07-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1870 | 1599 | 1.00 | 1 | 0.83 | 40 | 33.20 | |
|  Rahmat Pour, Armin | | | 1870 | IRI | 1.00 | 1 | 0.83 | 40 | 33.20 | |
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) | | | | 2nd International Gilan Cup (B Category) | Rasht | IRI | 2023-07-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1466 | 1599 | 5.00 | 7 | 0.32 | 40 | 12.80 | |
| | Kazemi, Parham | | | 1336 | IRI | 1.00 | 1 | 0.18 | 40 | 7.20 | |  Farshchi, Bahmanyar | | | 1414 | IRI | 1.00 | 1 | 0.26 | 40 | 10.40 | | | Khosravi, Mostafa | | | 1382 | IRI | 1.00 | 1 | 0.22 | 40 | 8.80 | | | Jalalvand, Amir Hesam | | | 1739 | IRI | 0.00 | 1 | -0.31 | 40 | -12.40 | | | Mohammad Hosseini, Mahdi | | | 1451 | IRI | 1.00 | 1 | 0.30 | 40 | 12.00 | | | Pourreza, Ardalan | | | 1557 | IRI | 1.00 | 1 | 0.44 | 40 | 17.60 | | | Eshaghi, Arshia | | | 1384 | IRI | 0.00 | 1 | -0.77 | 40 | -30.80 | |
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) | | | | Iranian Juniors Chess Championship (Boys Section - 1402) | Iran | IRI | 2023-07-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1412 | 1599 | 1.50 | 4 | -1.31 | 40 | -52.40 | |
| | Rajabzadeh, Diako | | | 1199 * | IRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Rahmani, Pedram | | | 1904 | IRI | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Razmjou, Elia | | | 1320 | IRI | 0.50 | 1 | -0.34 | 40 | -13.60 | | | Kiabi, Danial | | | 1224 | IRI | 0.00 | 1 | -0.91 | 40 | -36.40 | | | * 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) | | |
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