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Individual Calculations September 2015 |
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| Mellema, Andries Total change: -9.00 | |   |
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| Dutch Open 2015 | Dieren | NED | 2015-07-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2223 | 2171 | 3.50 | 9 | -0.45 | 20 | -9.00 | |
|  Ikonnikov, Vyacheslav | g | | 2527 | RUS | 0.00 | 1 | -0.11 | 20 | -2.20 | |  Vrolijk, Liam | | | 2095 | NED | 1.00 | 1 | 0.40 | 20 | 8.00 | | | Kolbus, Dietmar | m | | 2309 | GER | 0.00 | 1 | -0.31 | 20 | -6.20 | | | Elgersma, Simon | | | 2087 | NED | 1.00 | 1 | 0.38 | 20 | 7.60 | | | Van Foreest, Lucas | | | 2294 | NED | 1.00 | 1 | 0.67 | 20 | 13.40 | | | Beukema, Stefan | f | | 2363 | BEL | 0.00 | 1 | -0.25 | 20 | -5.00 | | | Kollen, Zyon | | | 2220 | NED | 0.00 | 1 | -0.43 | 20 | -8.60 | | | Van Der Zon, Stef | | | 2003 | NED | 0.00 | 1 | -0.72 | 20 | -14.40 | | | Van Meegen, Ruud | | | 2113 | NED | 0.50 | 1 | -0.08 | 20 | -1.60 | |
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) | | |
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