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Individual Calculations October 2008 |
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| Hoekstra, Peter Total change: 53.25 | |   |
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| 2e Leiden Chess Tournament | Leiden | NED | 2008-07-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2169 | 2000 | 3.50 | 6 | 1.73 | 25 | 43.25 | |
|  Langedijk, Ardjan | | | 2251 | NED | 1.00 | 1 | 0.81 | 25 | 20.25 | |  Simutowe, Amon | m | | 2350 | ZAM | 0.00 | 1 | -0.11 | 25 | -2.75 | | | De Graaff, Rag | | | 2205 | NED | 0.50 | 1 | 0.26 | 25 | 6.50 | | | Oei, Hway Ik | | | 2161 | NED | 0.00 | 1 | -0.29 | 25 | -7.25 | | | Koes, Richard | | | 1965 | NED | 1.00 | 1 | 0.45 | 25 | 11.25 | | | De Leur, Ben | | | 2081 | NED | 1.00 | 1 | 0.61 | 25 | 15.25 | |
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) | | | | 12e Hogeschool Zeeland Schaaktoernooi | Vlissingen | NED | 2008-08-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2181 | 2000 | 2.00 | 6 | 0.40 | 25 | 10.00 | |
| | Vanderhallen, Nicolas | | | 2225 | BEL | 0.00 | 1 | -0.22 | 25 | -5.50 | | | De Wolf, Johan | | | 2145 | NED | 0.50 | 1 | 0.19 | 25 | 4.75 | | | Van Eijndhoven, Erik | | | 2139 | NED | 1.00 | 1 | 0.69 | 25 | 17.25 | | | Soors, Stef | | | 2164 | BEL | 0.00 | 1 | -0.28 | 25 | -7.00 | | | Dek, Lennart | | | 2178 | NED | 0.50 | 1 | 0.23 | 25 | 5.75 | | | Van Weersel, Arlette | | wm | 2233 | NED | 0.00 | 1 | -0.21 | 25 | -5.25 | |
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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