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Individual Calculations September 2012 |
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| Boersma, Jan Total change: -38.55 | |   |
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| Dutch Open 2012 - Reservegroep A | Dieren | NED | 2012-07-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1915 | 2116 | 3.50 | 8 | -2.57 | 15 | -38.55 | |
|  Van Velzen, Martin | | | 1925 | NED | 1.00 | 1 | 0.25 | 15 | 3.75 | |  Lentjes, Noud | | | 1978 | NED | 0.00 | 1 | -0.69 | 15 | -10.35 | | | Scholten, Karel | | | 1926 | NED | 0.00 | 1 | -0.75 | 15 | -11.25 | | | De Kleuver, Jonathan | | | 1880 | NED | 0.50 | 1 | -0.30 | 15 | -4.50 | | | Van Delden, Robert | | | 1830 | NED | 1.00 | 1 | 0.16 | 15 | 2.40 | | | Fassaert, Desire | | | 1937 | NED | 0.00 | 1 | -0.73 | 15 | -10.95 | | | Van Der Werff, Frank | | | 1909 | NED | 1.00 | 1 | 0.23 | 15 | 3.45 | | | Zeeman, Zagar | | | 1931 | NED | 0.00 | 1 | -0.74 | 15 | -11.10 | |
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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