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Individual Calculations September 2011 |
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| Van Helvoort, Rob Total change: 6.60 | |   |
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| 5e Leiden Chess Tournament - group A | Leiden | NED | 2011-07-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2228 | 2190 | 3.50 | 7 | 0.44 | 15 | 6.60 | |
|  Kirana, Nancy | | | 1846 | NED | 1.00 | 1 | 0.12 | 15 | 1.80 | |  Pena Gomez, Manuel | m | | 2420 | ESP | 0.50 | 1 | 0.29 | 15 | 4.35 | | | Erwich, Frank | f | | 2360 | NED | 0.50 | 1 | 0.22 | 15 | 3.30 | | | Van Wessel, Rudy | f | | 2371 | NED | 0.00 | 1 | -0.26 | 15 | -3.90 | | | Slingerland, Fred | m | | 2390 | NED | 0.50 | 1 | 0.26 | 15 | 3.90 | | | Vreeburg, Jan | | | 1912 | NED | 1.00 | 1 | 0.17 | 15 | 2.55 | | | Pijpers, Arthur | | | 2296 | NED | 0.00 | 1 | -0.36 | 15 | -5.40 | |
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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