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Individual Calculations September 2015 |
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| Ritsema, Ronald Total change: -19.60 | |   |
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| 19e Hogeschool Zeeland Toernooi | Vlissingen | NED | 2015-08-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1856 | 1989 | 5.00 | 9 | -0.98 | 20 | -19.60 | |
|  Overmeer, Henk | | | 1644 | NED | 1.00 | 1 | 0.11 | 20 | 2.20 | |  Wunnink, Michael | | | 2253 | NED | 0.00 | 1 | -0.18 | 20 | -3.60 | | | Oude Brunink, Elias | | | 1735 | NED | 0.00 | 1 | -0.81 | 20 | -16.20 | | | Bottema, Jeroen | | | 1745 | NED | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Roller, Paul | | | 1804 | LUX | 0.50 | 1 | -0.24 | 20 | -4.80 | | | Keiman, Clemens | | | 1830 | NED | 0.50 | 1 | -0.21 | 20 | -4.20 | | | Van Randtwijk, Mick | | | 1814 | NED | 0.50 | 1 | -0.23 | 20 | -4.60 | | | Van Dijkhuizen, Robbert | | | 1772 | NED | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Hekhuis, Jeroen | | | 2107 | NED | 0.50 | 1 | 0.16 | 20 | 3.20 | |
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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