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Individual Calculations March 2011 |
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| Westerop Van, Sebastiaan Total change: 2.10 | |   |
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| Schaakfestival Groningen 2010 Compact B | Groningen | NED | 2010-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1922 | 1972 | 3.00 | 4 | 0.72 | 15 | 10.80 | |
|  Nyman, John C H | | | 1889 | ENG | 1.00 | 1 | 0.39 | 15 | 5.85 | |  Snuverink, Laurens | | | 1918 | NED | 0.50 | 1 | -0.08 | 15 | -1.20 | | | Heller, Milan | | | 1958 | NED | 0.50 | 1 | -0.02 | 15 | -0.30 | | | Boer Den, Paul | | | 1924 | NED | 1.00 | 1 | 0.43 | 15 | 6.45 | |
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 - Tien 3E | Wijk aan Zee | NED | 2011-01-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2006 | 1972 | 3.50 | 9 | -0.58 | 15 | -8.70 | |
| | Boots, Johan | | | 1997 | NED | 0.00 | 1 | -0.47 | 15 | -7.05 | | | Otten, Colleen | | | 2049 | NED | 0.50 | 1 | 0.11 | 15 | 1.65 | | | Huijzer, Joop | | | 2054 | NED | 1.00 | 1 | 0.61 | 15 | 9.15 | | | Hansen, Lars-Henrik Bech | | | 2019 | DEN | 0.00 | 1 | -0.43 | 15 | -6.45 | | | Brinkers, Kees | | | 1963 | NED | 0.50 | 1 | -0.01 | 15 | -0.15 | | | Bolhuis, Ridens | | | 2079 | NED | 0.50 | 1 | 0.15 | 15 | 2.25 | | | Adriaanse, Tom | | | 1965 | NED | 0.00 | 1 | -0.51 | 15 | -7.65 | | | Oosterlaken, Ed | | | 1982 | NED | 0.00 | 1 | -0.49 | 15 | -7.35 | | | Van Oudvorst, Bert | | | 1942 | NED | 1.00 | 1 | 0.46 | 15 | 6.90 | |
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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