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Individual Calculations March 2012 |
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| Bottema, Martin Total change: 7.80 | |   |
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| Dutch Team Competition - 3D - Round 5-6 | Various | NED | 2012-01-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2186 | 2052 | 0.50 | 2 | -0.14 | 15 | -2.10 | |
|  Leeflang, Hans | | | 2185 | NED | 0.50 | 1 | 0.18 | 15 | 2.70 | |  Roebers, Jan | f | | 2186 | NED | 0.00 | 1 | -0.32 | 15 | -4.80 | |
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) | | | | Tata Steel Chess Tournament 2011 - Weekendvierkampen | Wijk aan Zee | NED | 2012-01-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2092 | 2052 | 2.00 | 3 | 0.66 | 15 | 9.90 | |
| | Boulahfa, Hicham | | | 2105 | NED | 1.00 | 1 | 0.57 | 15 | 8.55 | | | Edeling, Jeroen | | | 2110 | NED | 0.00 | 1 | -0.42 | 15 | -6.30 | | | Kouwenhoven, Arjen | | | 2061 | NED | 1.00 | 1 | 0.51 | 15 | 7.65 | |
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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