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Individual Calculations January 2020 |
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| Yaghoubi, Hossein Total change: -14.40 | |   |
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| 19th Qazvin League 1398 Round 1-4 | Qazvin | IRI | 2019-11-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1460 | 1470 | 1.50 | 3 | -0.11 | 20 | -2.20 | |
|  Rezaei, Afshin | | | 1291 | IRI | 0.50 | 1 | -0.23 | 20 | -4.60 | | | Nemati, Mehrad | | | 1251 | IRI | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Younesi, Ahmad | | | 1837 | IRI | 0.00 | 1 | -0.10 | 20 | -2.00 | |
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) | | | | 19th Qazvin League 1398 Round 5-11 | Qazvin | IRI | 2019-12-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1535 | 1470 | 2.00 | 6 | -0.61 | 20 | -12.20 | |
|  Hadadi, Mahdi | | | 1538 | IRI | 0.00 | 1 | -0.41 | 20 | -8.20 | | | Hajizadeh, Mohammad | | | 1798 | IRI | 0.50 | 1 | 0.37 | 20 | 7.40 | | | Tahmasebi, Pooyan | | | 1870 * | IRI | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Mirdamadi, Masoumeh | | | 1141 | IRI | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Khezri, Seyed Majid | | | 1451 | IRI | 0.50 | 1 | -0.03 | 20 | -0.60 | | | Rostami, Abolfazl | | | 1410 | IRI | 0.00 | 1 | -0.58 | 20 | -11.60 | | | * 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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