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Individual Calculations October 2017 |
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| Rahimi, Arshia Total change: 96.00 | |   |
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| Tehran Boys Under 12 Championship 2017 | Tehran | IRI | 2017-08-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1394 | 1161 | 3.50 | 7 | 1.98 | 40 | 79.20 | |
|  Shahsavari, Shayan | | | 1441 | IRI | 1.00 | 1 | 0.84 | 40 | 33.60 | |  Zamani, Mohammad Ali | | | 1388 | IRI | 0.50 | 1 | 0.29 | 40 | 11.60 | | | Shakeri, Amirali | | | 1382 | IRI | 1.00 | 1 | 0.78 | 40 | 31.20 | | | Tavazoh, Amirparsa | | | 1561 * | IRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Ahadian, Armin | | | 1387 | IRI | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Shahsavari, Mahan | | | 1248 | IRI | 1.00 | 1 | 0.62 | 40 | 24.80 | | | Hosseinzadeh, Amir Mahdi | | | 1349 | IRI | 0.00 | 1 | -0.26 | 40 | -10.40 | | | * 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) | | | | Iranian Boys Under 12 Championship 1396 | Shahreza | IRI | 2017-09-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1398 | 1161 | 1.50 | 5 | 0.42 | 40 | 16.80 | |
| | Ebrahimi Herab, Hamidreza | | | 1544 | IRI | 0.00 | 1 | -0.09 | 40 | -3.60 | | | Taheri, Eliya | | | 1367 | IRI | 0.00 | 1 | -0.24 | 40 | -9.60 | | | Afzali, Rouzbeh | | | 1314 | IRI | 1.00 | 1 | 0.70 | 40 | 28.00 | | | Shameli Dourabi, Ali | | | 1456 | IRI | 0.50 | 1 | 0.35 | 40 | 14.00 | | | Shokrian, Abolfazl | | | 1311 | IRI | 0.00 | 1 | -0.30 | 40 | -12.00 | |
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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