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Rapid:
Individual Calculations December 2018 |
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| Rostami, Hossein Total change: 51.40 | |   |
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| 7th Mehdi Bouyeh Rapid Cup Aban 1397 | Qazvin | IRI | 2018-11-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1585 | 1663 | 4.50 | 7 | 0.47 | 20 | 9.40 | |
|  Rahmani, Pouria | | | 1263 * | IRI | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Ahmadi, Parsa | | | 1316 | IRI | 0.50 | 1 | -0.39 | 20 | -7.80 | | | Abedini, Morteza | | | 1946 | IRI | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Davari, Sara | | | 1309 | IRI | 1.00 | 1 | 0.11 | 20 | 2.20 | | | Daliri, Pedram | | | 1888 | IRI | 0.00 | 1 | -0.22 | 20 | -4.40 | | | Zeyni Vand, Ali | | | 1470 | IRI | 1.00 | 1 | 0.25 | 20 | 5.00 | | | Tahmasebi, Pooyan | | | 1902 | IRI | 1.00 | 1 | 0.80 | 20 | 16.00 | | | * 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) | | | | 1st Iranian Boys Chess Talented Olympiad Rapid 1397 | Rasht | IRI | 2018-11-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1730 | 1663 | 5.00 | 7 | 2.10 | 20 | 42.00 | |
| | Majidzadeh, Reza | | | 1338 | IRI | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Mokkarian, Arian | | | 1429 | IRI | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Bosagh Zadeh, Alireza | | | 1855 | IRI | 0.50 | 1 | 0.25 | 20 | 5.00 | | | Mahdavi, Hossein | | | 1701 | IRI | 1.00 | 1 | 0.55 | 20 | 11.00 | | | Jahedi, Mani | | | 2011 | IRI | 0.50 | 1 | 0.39 | 20 | 7.80 | | | Nikzad, Nami | | | 1836 | IRI | 1.00 | 1 | 0.73 | 20 | 14.60 | | | Behroozi Moghaddam, Hamed | | | 1942 | IRI | 0.00 | 1 | -0.16 | 20 | -3.20 | |
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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