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Individual Calculations September 2013 |
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| Niewenhuis, Ruud Total change: -23.70 | |   |
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| Hogeschool Zeeland Chess Tournament 2013 | Vlissingen | NED | 2013-08-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1912 | 1941 | 4.00 | 8 | -0.17 | 15 | -2.55 | |
|  Valembois, Pierre | | | 1541 * | BEL | 1.00 | 1 | 0.08 | 15 | 1.20 | |  Von Meijenfeldt, Bart | | | 2202 | NED | 0.00 | 1 | -0.18 | 15 | -2.70 | | | Radder, Niels | | | 1580 | NED | 1.00 | 1 | 0.10 | 15 | 1.50 | | | Brookes, Christopher | | | 2112 | NED | 0.00 | 1 | -0.27 | 15 | -4.05 | | | Van Gool, Henk | | | 2152 | NED | 0.50 | 1 | 0.27 | 15 | 4.05 | | | Peters, Harry | | | 1767 | NED | 1.00 | 1 | 0.27 | 15 | 4.05 | | | Goormachtigh, Johan | f | | 2182 | BEL | 0.00 | 1 | -0.20 | 15 | -3.00 | | | Daniels, Hennie | | | 1760 | NED | 0.50 | 1 | -0.24 | 15 | -3.60 | | | * 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) | | | | BDO Open Chess Tournament 2013 | Haarlem | NED | 2013-08-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1992 | 1941 | 2.50 | 9 | -1.41 | 15 | -21.15 | |
| | Van Haastert, Paul | | | 2012 | NED | 0.00 | 1 | -0.40 | 15 | -6.00 | | | Van Der Eijk, Martijn | | | 2183 | NED | 0.00 | 1 | -0.20 | 15 | -3.00 | | | Haver, Sjoerd | | | 1768 | NED | 1.00 | 1 | 0.27 | 15 | 4.05 | | | Ypma, Peter | | | 2178 | NED | 0.00 | 1 | -0.20 | 15 | -3.00 | | | Bloem, Mark | | | 1940 | NED | 0.00 | 1 | -0.50 | 15 | -7.50 | | | Den Hartog, Marijn | | | 1959 | NED | 0.00 | 1 | -0.47 | 15 | -7.05 | | | Nieland, Wim | | | 1933 | NED | 0.50 | 1 | -0.01 | 15 | -0.15 | | | Van Den Bergh, Ben | | | 1976 | NED | 1.00 | 1 | 0.55 | 15 | 8.25 | | | Bakker, Joop | | | 1977 | NED | 0.00 | 1 | -0.45 | 15 | -6.75 | |
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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