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Individual Calculations September 2009 |
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| Oosterman, Maarten-Jan Total change: -12.90 | |   |
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| Dutch Open - Reserve A | Dieren | NED | 2009-07-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1937 | 2007 | 1.50 | 4 | -0.86 | 15 | -12.90 | |
|  Cox, Jan | | | 1816 | NED | 1.00 | 1 | 0.25 | 15 | 3.75 | |  Van Vliet, Gert-Jan | | | 2114 | NED | 0.00 | 1 | -0.35 | 15 | -5.25 | | | Verhoef, Harry | | | 1939 | NED | 0.00 | 1 | -0.59 | 15 | -8.85 | | | Broos, Simon | | | 1880 | NED | 0.50 | 1 | -0.17 | 15 | -2.55 | |
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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