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Individual Calculations September 2017 |
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| Beukema, Stefan Total change: -13.20 | |   |
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| Dutch Open 2017 | Dieren | NED | 2017-07-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2266 | 2400 | 5.00 | 9 | -0.93 | 10 | -9.30 | |
|  Roorda, Thijs | | | 2115 | NED | 1.00 | 1 | 0.16 | 10 | 1.60 | |  Van Meegen, Ruud | | | 2239 | NED | 0.50 | 1 | -0.21 | 10 | -2.10 | | | De Boer, Bas | | | 2079 | NED | 1.00 | 1 | 0.13 | 10 | 1.30 | | | Pruijssers, Roeland | g | | 2508 | NED | 0.00 | 1 | -0.35 | 10 | -3.50 | | | Van Dael, Siem | | | 2132 | NED | 1.00 | 1 | 0.17 | 10 | 1.70 | | | Brodowski, Piotr | m | | 2442 | POL | 1.00 | 1 | 0.56 | 10 | 5.60 | | | Leenhouts, Koen | m | | 2486 | NED | 0.00 | 1 | -0.38 | 10 | -3.80 | | | Kooijmans, Jermo | | | 2272 | NED | 0.50 | 1 | -0.17 | 10 | -1.70 | | | Elgersma, Simon | | | 2120 | NED | 0.00 | 1 | -0.84 | 10 | -8.40 | |
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) | | | | Open Brasschaat 2017 | Brasschaat | BEL | 2017-08-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2157 | 2396 | 6.50 | 9 | -0.39 | 10 | -3.90 | |
| | Dhuyvetter, Koen | | | 1996 * | BEL | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Punt, Rene | | | 1996 * | NED | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Mengerink, Ynze | | | 2071 | NED | 1.00 | 1 | 0.13 | 10 | 1.30 | | | Voet, Dirk | | | 1996 * | BEL | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Dgebuadze, Alexandre | g | | 2515 | BEL | 0.50 | 1 | 0.16 | 10 | 1.60 | | | Brokken, Dennis | m | | 2401 | NED | 0.00 | 1 | -0.49 | 10 | -4.90 | | | Ismail, Tamer | | | 2105 | BEL | 1.00 | 1 | 0.15 | 10 | 1.50 | | | Lee, Deon | | | 2145 | BEL | 1.00 | 1 | 0.19 | 10 | 1.90 | | | Grochal, Joey | | | 2186 | NED | 0.00 | 1 | -0.77 | 10 | -7.70 | | | * 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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