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Individual Calculations March 2012 |
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| Ypma, Peter Total change: 60.75 | |   |
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| Schaakfestival Groningen 2011 Open A | Groningen | NED | 2011-12-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2398 | 2105 | 4.50 | 9 | 3.00 | 15 | 45.00 | |
|  Jong De, Migchiel | m | | 2367 | NED | 0.50 | 1 | 0.32 | 15 | 4.80 | |  Brandenburg, Daan | g | | 2505 * | NED | 1.00 | 1 | 0.92 | 15 | 13.80 | | | Durarbeyli, Vasif | g | | 2505 * | AZE | 1.00 | 1 | 0.92 | 15 | 13.80 | | | Hess, Robert L | g | | 2505 * | USA | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Michalik, Peter | g | | 2505 * | SVK | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Georgiadis, Nico | f | | 2316 | SUI | 0.50 | 1 | 0.27 | 15 | 4.05 | | | Pijpers, Arthur | | | 2332 | NED | 0.00 | 1 | -0.21 | 15 | -3.15 | | | Rietveld, Renze | | | 2264 | NED | 1.00 | 1 | 0.71 | 15 | 10.65 | | | Meng, Roger | | | 2283 | NED | 0.50 | 1 | 0.23 | 15 | 3.45 | | | * 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) | | | | Dutch Team Competition - 3C - Round 5-6 | Various | NED | 2012-01-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2116 | 2100 | 2.00 | 2 | 1.05 | 15 | 15.75 | |
| | Tissink, Arjan | | | 2068 | NED | 1.00 | 1 | 0.46 | 15 | 6.90 | | | Krans, Jan | | | 2163 | NED | 1.00 | 1 | 0.59 | 15 | 8.85 | |
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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