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Individual Calculations February 2018 |
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| Safari, Parham Total change: -12.40 | |   |
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| 1st PishgamGhale Chess Championship 2017 | Rasht | IRI | 2018-01-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1449 | 1787 | 2.50 | 3 | -0.11 | 40 | -4.40 | |
|  Moulaei, Pouyan | | | 1573 | IRI | 0.50 | 1 | -0.27 | 40 | -10.80 | | | Shabanzadeh, S.negar | | | 1387 * | IRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Danesharaste, Arvin | | | 1387 * | IRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | * 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) | | | | Gilan First League 1396 Round 7-9 | Rasht | IRI | 2018-01-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1735 | 1787 | 1.50 | 3 | -0.20 | 40 | -8.00 | |
| | Akhasteh, Abbas | | | 1811 | IRI | 0.50 | 1 | 0.03 | 40 | 1.20 | |  Rahbar, Aboutaleb | | | 1802 | IRI | 0.00 | 1 | -0.48 | 40 | -19.20 | | | Taghizadeh, Naghi | | | 1591 | IRI | 1.00 | 1 | 0.25 | 40 | 10.00 | |
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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