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Individual Calculations January 2020 |
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| Shakari, Atoosa Total change: -3.20 | |   |
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| 17th Gilan Second League 1398 Round 5-6 | Gilan | IRI | 2019-12-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1778 | 1509 | 0.50 | 1 | 0.33 | 40 | 13.20 | |
|  Shabanzadeh, Seyyed Nima | | | 1778 | IRI | 0.50 | 1 | 0.33 | 40 | 13.20 | |
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 Boss Cup Standard Chess Tournament [Under 2100] | Gilan | IRI | 2019-12-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1410 | 1509 | 4.00 | 8 | -1.03 | 40 | -41.20 | |
| | Golshahi, Behdad | | | 1109 * | IRI | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Biriya, Mohammadamin | | | 1892 | IRI | 0.00 | 1 | -0.09 | 40 | -3.60 | | | Imani, Adrina | | | 1315 | IRI | 0.00 | 1 | -0.75 | 40 | -30.00 | | | Bolouri, Arad | | | 1294 | IRI | 1.00 | 1 | 0.23 | 40 | 9.20 | | | Mohammadzadeh, Sepehr | | | 1397 | IRI | 0.50 | 1 | -0.15 | 40 | -6.00 | | | Gholizadeh, Majid | | | 1428 | IRI | 1.00 | 1 | 0.39 | 40 | 15.60 | | | Khanjani, Rastin | | | 1428 | IRI | 0.50 | 1 | -0.11 | 40 | -4.40 | | | Rahmani Siyah Larz, Iraj | | | 1416 | IRI | 0.00 | 1 | -0.63 | 40 | -25.20 | | | * 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) | | | | Lahijan Open Under 1700 | Lahijan | IRI | 2019-12-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1347 | 1509 | 6.00 | 8 | 0.62 | 40 | 24.80 | |
| | Yavarirad, Alireza | | | 1109 * | IRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Hosseinzadeh, Salar | | | 1109 * | IRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Riahi, Arvin | | | 1686 | IRI | 0.00 | 1 | -0.27 | 40 | -10.80 | | | Shamsi, Hamed | | | 1109 * | IRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Khalili, Hossein | | | 1332 | IRI | 0.00 | 1 | -0.73 | 40 | -29.20 | | | Eini, Arad | | | 1356 | IRI | 1.00 | 1 | 0.30 | 40 | 12.00 | | | Poursoleimani, Masoud | | | 1481 | IRI | 1.00 | 1 | 0.46 | 40 | 18.40 | | | Abolhasanpour, Mohammad Rasoul | | | 1593 | IRI | 1.00 | 1 | 0.62 | 40 | 24.80 | | | * 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) | | |
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