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Individual Calculations March 2012 |
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| Geertsema, Piet Total change: 14.25 | |   |
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| Tata Steel Chess Tournament 2011 - Weekendvierkampen | Wijk aan Zee | NED | 2012-01-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1895 | 1961 | 1.00 | 2 | -0.18 | 15 | -2.70 | |
|  Weverling, Ferry | | | 1852 | NED | 0.50 | 1 | -0.15 | 15 | -2.25 | | | Damen, Igor | | | 1937 | NED | 0.50 | 1 | -0.03 | 15 | -0.45 | |
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 - 3B Tienkampen | Wijk aan Zee | NED | 2012-01-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2012 | 1961 | 5.00 | 9 | 1.13 | 15 | 16.95 | |
|  Brinkers, Kees | | | 1970 | NED | 0.50 | 1 | 0.01 | 15 | 0.15 | | | Skovgaard, Tom | | | 2042 | DEN | 0.50 | 1 | 0.11 | 15 | 1.65 | | | Van Der Maat, Niek | | | 1978 | NED | 1.00 | 1 | 0.52 | 15 | 7.80 | | | Cobo Garrido, Diego Israel | | | 2049 | ESP | 1.00 | 1 | 0.62 | 15 | 9.30 | | | Bottenberg, Frans | | | 2115 | NED | 0.50 | 1 | 0.21 | 15 | 3.15 | | | Mostertman, Loek | | | 2071 | NED | 0.00 | 1 | -0.35 | 15 | -5.25 | | | Van Der Beek, Ruud | | | 2048 | NED | 0.50 | 1 | 0.12 | 15 | 1.80 | | | Gagnepain, Laurent | | | 1811 | FRA | 0.00 | 1 | -0.70 | 15 | -10.50 | | | Van Maassen, Berend | | | 2025 | NED | 1.00 | 1 | 0.59 | 15 | 8.85 | |
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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