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Individual Calculations March 2010 |
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| Grondsma, Mark Total change: 16.20 | |   |
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| Klasse 2B Round 5-6 - Dutch Team Competition | Various | NED | 2010-01-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2063 | 2085 | 1.00 | 1 | 0.47 | 15 | 7.05 | |
|  De Boer, Harold | | | 2063 | NED | 1.00 | 1 | 0.47 | 15 | 7.05 | |
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) | | | | Corus Chess Tournament - Tien 3J | Wijk aan Zee | NED | 2010-01-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1989 | 2085 | 5.00 | 7 | 0.61 | 15 | 9.15 | |
| | De Vries, Theo | | | 1902 | NED | 1.00 | 1 | 0.26 | 15 | 3.90 | | | Favre, Bruno | | | 1986 | FRA | 1.00 | 1 | 0.36 | 15 | 5.40 | |  De Groot, Marco | | | 2125 | NED | 0.50 | 1 | 0.06 | 15 | 0.90 | | | Klooker, Reynold | | | 2012 | NED | 0.00 | 1 | -0.60 | 15 | -9.00 | | | Hendrikse, Ad | | | 1948 | NED | 1.00 | 1 | 0.32 | 15 | 4.80 | | | Moller, Werner | | | 1942 | NED | 1.00 | 1 | 0.31 | 15 | 4.65 | | | Van Der Beek, Ruud | | | 2009 | NED | 0.50 | 1 | -0.10 | 15 | -1.50 | |
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) | | |
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