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Individual Calculations January 2019 |
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| Korevand, Sina Total change: -28.00 | |   |
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| 24th Hamedan Chess League 1397 Round 7-11 | Hamedan | IRI | 2018-11-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1863 | 2197 | 4.00 | 5 | -0.31 | 20 | -6.20 | |
|  Seyedhosseini, S.hesam | | | 1842 | IRI | 1.00 | 1 | 0.11 | 20 | 2.20 | | | Najafiyan Pour, Mahyar | | | 2081 | IRI | 0.00 | 1 | -0.66 | 20 | -13.20 | | | Khademi, Fateme | | | 1797 * | IRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Norouzi Pasand, Saeid | | | 1797 * | IRI | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Azarion, Alireza | | | 1797 * | IRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * 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) | | | | 17th Iranian Super League Chess Championship 1397 Round 5-7 | Esfahan | IRI | 2018-12-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2308 | 2192 | 0.00 | 3 | -1.09 | 20 | -21.80 | |
| | Khoshkalam, Seyed Mehrab | f | | 2267 | IRI | 0.00 | 1 | -0.40 | 20 | -8.00 | | | Mousavi, Seyed Khalil | m | | 2494 | IRI | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Mari Ooriad, Pouya | | | 2164 | IRI | 0.00 | 1 | -0.54 | 20 | -10.80 | |
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) | | |
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