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Individual Calculations March 2012 |
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| Mostertman, Xander Total change: -6.75 | |   |
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| Schaakfestival Groningen 2011 Open B | Groningen | NED | 2011-12-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1892 | 1959 | 4.00 | 8 | -0.74 | 15 | -11.10 | |
|  Leentjens, Gilbert | | | 1860 | NED | 1.00 | 1 | 0.36 | 15 | 5.40 | | | Hummel, Paul | | | 2007 | NED | 0.00 | 1 | -0.43 | 15 | -6.45 | |  Pompstra, Henk | | | 1796 | NED | 0.50 | 1 | -0.22 | 15 | -3.30 | | | Velzen Van, Martin | | | 1919 | NED | 0.50 | 1 | -0.06 | 15 | -0.90 | | | Foreest Van, Lucas | | | 1919 | NED | 0.00 | 1 | -0.56 | 15 | -8.40 | | | Karsdorp, Nico | | | 1881 | NED | 0.50 | 1 | -0.11 | 15 | -1.65 | | | Mostertman, Johan | | | 1807 | NED | 0.50 | 1 | -0.20 | 15 | -3.00 | | | Hess, Peter | | | 1948 | USA | 1.00 | 1 | 0.48 | 15 | 7.20 | |
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) | | | | Dutch Team Competition - 2A - Round 5-6 | Various | NED | 2012-01-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2056 | 1953 | 1.00 | 2 | 0.29 | 15 | 4.35 | |
| | De Schipper, Wim | | | 2052 | NED | 1.00 | 1 | 0.64 | 15 | 9.60 | | | Mawira, Han | | | 2060 | NED | 0.00 | 1 | -0.35 | 15 | -5.25 | |
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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