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Rapid:
Individual Calculations September 2017 |
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| Jafari, Yasin Total change: -32.60 | |   |
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| Brussels Express 2017 | Brussels | BEL | 2017-08-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1550 | 1642 | 2.00 | 6 | -1.63 | 20 | -32.60 | |
|  Kolp, Pierre | | | 1242 * | BEL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Haulotte, Francois | | | 1790 | BEL | 0.00 | 1 | -0.30 | 20 | -6.00 | |  Lalanne, Victor | | | 1494 | FRA | 1.00 | 1 | 0.30 | 20 | 6.00 | | | Lefevre, Stephane | | | 1538 | BEL | 0.00 | 1 | -0.64 | 20 | -12.80 | | | Palazoski, Elvir | | | 1622 | BEL | 0.00 | 1 | -0.53 | 20 | -10.60 | | | Van De Craen, Piet | | | 1616 | BEL | 0.00 | 1 | -0.54 | 20 | -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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