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Individual Calculations September 2011 |
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| Zegstroo, Martin Total change: 20.40 | |   |
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| Science Park Amsterdam Chess Tournament - B | Amsterdam | NED | 2011-07-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2010 | 1865 | 4.00 | 8 | 1.53 | 15 | 22.95 | |
|  Wismeijer, Jeroen | | | 2078 | NED | 1.00 | 1 | 0.77 | 15 | 11.55 | | | Van Den Bergh, Don | | | 1966 | NED | 0.50 | 1 | 0.14 | 15 | 2.10 | |  Van Den Berg, Jeroen | | | 1962 | NED | 0.00 | 1 | -0.37 | 15 | -5.55 | | | Gosman, Theo | | | 2051 | NED | 0.50 | 1 | 0.24 | 15 | 3.60 | | | Wieringa, Helmer | | | 2076 | NED | 0.50 | 1 | 0.27 | 15 | 4.05 | | | Van Den Hoogen, Arie | | | 1981 | NED | 0.00 | 1 | -0.34 | 15 | -5.10 | | | Geertsema, Piet | | | 1973 | NED | 0.50 | 1 | 0.15 | 15 | 2.25 | | | Van Someren, Rob | | | 1994 | NED | 1.00 | 1 | 0.67 | 15 | 10.05 | |
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) | | | | 27th Faaker See Open | Latschach | AUT | 2011-08-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1988 | 1865 | 2.00 | 6 | -0.17 | 15 | -2.55 | |
| | Kaid, Almar Dr | | | 2265 * | GER | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Siefert, Ulrich | | | 2094 | GER | 0.50 | 1 | 0.29 | 15 | 4.35 | | | Holzbauer, Johann | | | 2066 | AUT | 0.50 | 1 | 0.26 | 15 | 3.90 | | | Fiorido, Giuseppe | | | 2124 | ITA | 0.00 | 1 | -0.18 | 15 | -2.70 | | | Kuss, Erich | | | 1638 | AUT | 0.00 | 1 | -0.79 | 15 | -11.85 | | | Andre, Jonas | | | 1739 | GER | 1.00 | 1 | 0.33 | 15 | 4.95 | | | * 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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