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Individual Calculations October 2008 |
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| Romijn, Bart Total change: 23.50 | |   |
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| Atlantis Tienkampen groep C | Groningen | NED | 2008-06-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2074 | 1873 | 0.50 | 3 | -0.23 | 25 | -5.75 | |
|  Groenewold, Jan Joris | | | 2107 | NED | 0.00 | 1 | -0.21 | 25 | -5.25 | |  Klinkhammer, Johan | | | 2023 | NED | 0.50 | 1 | 0.20 | 25 | 5.00 | | | Wielenga, Wiebe | | | 2092 | NED | 0.00 | 1 | -0.22 | 25 | -5.50 | |
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 Open - Reserve A | Dieren | NED | 2008-07-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2018 | 1887 | 2.50 | 4 | 1.17 | 25 | 29.25 | |
| | De Groote, Jesper | | | 1995 | NED | 0.50 | 1 | 0.15 | 25 | 3.75 | | | Van Der Beek, Ruud | | | 2000 | NED | 0.50 | 1 | 0.15 | 25 | 3.75 | | | Hennink, Arjan | | | 1923 | NED | 0.50 | 1 | 0.05 | 25 | 1.25 | | | Boersma, Jan | | | 2152 | NED | 1.00 | 1 | 0.82 | 25 | 20.50 | |
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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