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Individual Calculations September 2017 |
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| Pruijssers, Roeland Total change: 18.00 | |   |
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| Dutch Open 2017 | Dieren | NED | 2017-07-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2404 | 2508 | 6.00 | 9 | 0.35 | 10 | 3.50 | |
|  De Boer, Eelke | | | 2161 | NED | 1.00 | 1 | 0.11 | 10 | 1.10 | |  Wiersma, Eelke | m | | 2352 | NED | 0.50 | 1 | -0.21 | 10 | -2.10 | | | Rietveld, Renze | f | | 2312 | NED | 1.00 | 1 | 0.25 | 10 | 2.50 | | | Beukema, Stefan | m | | 2400 | BEL | 1.00 | 1 | 0.35 | 10 | 3.50 | | | Shyam, Sundar M. | g | | 2533 | IND | 0.50 | 1 | 0.03 | 10 | 0.30 | | | Iturrizaga, Eduardo | g | | 2664 | VEN | 0.00 | 1 | -0.29 | 10 | -2.90 | | | Van Meegen, Ruud | | | 2239 | NED | 1.00 | 1 | 0.17 | 10 | 1.70 | | | Sandipan, Chanda | g | | 2575 | IND | 0.00 | 1 | -0.41 | 10 | -4.10 | | | Zwirs, Nico | | | 2399 | NED | 1.00 | 1 | 0.35 | 10 | 3.50 | |
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) | | | | Hogeschool Zeeland Chess Tournament 2017 | Vlissingen | NED | 2017-08-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2386 | 2489 | 7.00 | 9 | 1.45 | 10 | 14.50 | |
| | Van De Braak, Joey | | | 2089 * | NED | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Goormachtigh, Johan | f | | 2156 | BEL | 1.00 | 1 | 0.12 | 10 | 1.20 | | | Huesmann, Thomas | f | | 2279 | BEL | 1.00 | 1 | 0.23 | 10 | 2.30 | | | Vedder, Henk | m | | 2340 | NED | 1.00 | 1 | 0.30 | 10 | 3.00 | | | Iturrizaga Bonelli, Eduard | g | | 2662 | VEN | 0.50 | 1 | 0.23 | 10 | 2.30 | | | Bok, Benjamin | g | | 2615 | NED | 0.50 | 1 | 0.17 | 10 | 1.70 | | | Admiraal, Miguoel | m | | 2447 | NED | 0.50 | 1 | -0.06 | 10 | -0.60 | | | Kuipers, Stefan | m | | 2399 | NED | 1.00 | 1 | 0.38 | 10 | 3.80 | | | Hausrath, Daniel | g | | 2491 | GER | 0.50 | 1 | 0.00 | 10 | 0.00 | | | * 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) | | |
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