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Individual Calculations September 2019 |
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| Ghiyasvand, Navid Total change: -47.20 | |   |
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| Alborz Chess Championship 1398 (U12-Boys) | Alborz | IRI | 2019-08-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1194 | 1010 | 0.00 | 3 | -0.78 | 40 | -31.20 | |
|  Keshavarz Hamidi, Karen | | | 1236 | IRI | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Darvishi, Matin | | | 1133 | IRI | 0.00 | 1 | -0.33 | 40 | -13.20 | |  Mehrshad, Artin | | | 1212 | IRI | 0.00 | 1 | -0.24 | 40 | -9.60 | |
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) | | | | Chess Tehran Championship 2019 - U12B | Tehran | IRI | 2019-08-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1236 | 1010 | 0.50 | 1 | 0.29 | 40 | 11.60 | |
| | Keshavarz Hamidi, Karen | | | 1236 | IRI | 0.50 | 1 | 0.29 | 40 | 11.60 | |
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) | | | | 3rd Shahid Hojaji Najafabad Open Tournoment | Isfahan | IRI | 2019-08-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1337 | 1010 | 0.00 | 5 | -0.69 | 40 | -27.60 | |
| | Vahabi, Hamid | | | 1271 | IRI | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Karimzadeh, Amirhossein | | | 1410 * | IRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Moradi Sazi, Hamid | | | 1410 * | IRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Kord, Moslem | | | 1410 * | IRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Saeidi, Amir Mohammad | | | 1182 | IRI | 0.00 | 1 | -0.27 | 40 | -10.80 | | | * 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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