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Rapid:
Individual Calculations August 2018 |
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| Vaferi, Amirreza Total change: 21.80 | |   |
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| Achmaz Chess School Rapid Cup U20 | Ardabil | IRI | 2018-07-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1508 | 1167 | 0.00 | 2 | -0.24 | 20 | -4.80 | |
|  Dolati, Artin | | | 1567 * | IRI | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Golmoghani, Mahsa | | | 1449 | IRI | 0.00 | 1 | -0.16 | 20 | -3.20 | | | * 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) | | | | Ardabil Achmaz Chess School Cup Tir 1397 | Ardabil | IRI | 2018-07-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1355 | 1167 | 3.00 | 6 | 1.33 | 20 | 26.60 | |
| | Eydazha, Sevil | | | 1485 | IRI | 0.00 | 1 | -0.13 | 20 | -2.60 | | | Majidzadeh, Reza | | | 1401 | IRI | 1.00 | 1 | 0.79 | 20 | 15.80 | | | Farhang, Faraz | | | 1520 | IRI | 1.00 | 1 | 0.89 | 20 | 17.80 | | | Rezaei, Amirmehdi | | | 1177 | IRI | 0.00 | 1 | -0.49 | 20 | -9.80 | | | Aabd, Arya | | | 1389 | IRI | 1.00 | 1 | 0.78 | 20 | 15.60 | | | Gholmoghani, Mahshid | | | 1159 | IRI | 0.00 | 1 | -0.51 | 20 | -10.20 | |
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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