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Individual Calculations March 2020 |
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| Naderiyan, Amir Hosein Total change: -18.80 | |   |
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| Alborz League U12 - 1398 Round 4-9 | Alborz | IRI | 2020-01-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1190 | 1276 | 2.00 | 4 | -0.46 | 40 | -18.40 | |
|  Kourechi, Ali | | | 1221 | IRI | 0.00 | 1 | -0.58 | 40 | -23.20 | | | Safdarian, Saman | | | 1321 | IRI | 0.00 | 1 | -0.44 | 40 | -17.60 | |  Noori, Ilia | | | 1169 | IRI | 1.00 | 1 | 0.35 | 40 | 14.00 | | | Nouri, Kimia | | | 1047 | IRI | 1.00 | 1 | 0.21 | 40 | 8.40 | |
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) | | | | 18th Caspian Cup International Chess Festival (Group C) | Gilan | IRI | 2020-02-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1197 | 1276 | 5.50 | 9 | -0.01 | 40 | -0.40 | |
| | Ramzani, Hesam | | | 1061 | IRI | 1.00 | 1 | 0.23 | 40 | 9.20 | | | Ranjkesh, Mahyar | | | 1153 | IRI | 1.00 | 1 | 0.33 | 40 | 13.20 | | | Ghayourifar, Amir | | | 1676 * | IRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Motaghi, Rastin | | | 1092 | IRI | 1.00 | 1 | 0.26 | 40 | 10.40 | | | Shabani, Mohammad | | | 1097 | IRI | 1.00 | 1 | 0.27 | 40 | 10.80 | | | Mohammadzadeh, Sepehr | | | 1456 | IRI | 0.00 | 1 | -0.26 | 40 | -10.40 | | | Kazemi, Parham | | | 1040 | IRI | 0.50 | 1 | -0.30 | 40 | -12.00 | | | Nikfar, Kianmehr | | | 1058 | IRI | 1.00 | 1 | 0.22 | 40 | 8.80 | | | Huseynov, Nihad | | | 1143 | AZE | 0.00 | 1 | -0.68 | 40 | -27.20 | | | * 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) | | |
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