|
Individual Calculations September 2011 |
|
|
|
| Geertsema, Piet Total change: -11.85 | |   |
|
| Houtje Hoofd Helder Open | Boxtel | NED | 2011-06-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2151 | 1973 | 1.00 | 5 | -0.54 | 15 | -8.10 | |
|  Visser, Yge | g | | 2373 * | NED | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Bosboom, Manuel | m | | 2373 * | NED | 0.00 | 1 | -0.08 | 15 | -1.20 | | | De Lange, Hans | | | 1857 | NED | 1.00 | 1 | 0.34 | 15 | 5.10 | |  Van Dongen, Huub | | | 2098 | NED | 0.00 | 1 | -0.33 | 15 | -4.95 | | | De Wit, Albert | | | 2054 | NED | 0.00 | 1 | -0.39 | 15 | -5.85 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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) | | | | Science Park Amsterdam Chess Tournament - B | Amsterdam | NED | 2011-07-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1942 | 1973 | 3.00 | 6 | -0.25 | 15 | -3.75 | |
| | De Leur, Ben | | | 2013 | NED | 0.50 | 1 | 0.06 | 15 | 0.90 | | | Oldenhuis, Lance | | | 1969 | NED | 0.00 | 1 | -0.51 | 15 | -7.65 | | | Kelder, Sjoerd | | | 1984 | NED | 0.50 | 1 | 0.02 | 15 | 0.30 | | | Zegstroo, Martin | | | 1865 | NED | 0.50 | 1 | -0.15 | 15 | -2.25 | | | Le Duigou, Goulven | | | 1825 | FRA | 1.00 | 1 | 0.30 | 15 | 4.50 | | | Avis, Fred | | | 1995 | NED | 0.50 | 1 | 0.03 | 15 | 0.45 | |
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) | | |
|
