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Individual Calculations April 2009 |
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| Kolkwitz, Klaus Total change: -37.50 | |   |
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| 9.Weihnachts-Open | Siebenlehn | GER | 2008-12-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2107 | 1910 | 0.00 | 2 | -0.49 | 15 | -7.35 | |
|  Friedrich, Jan | | | 2156 | GER | 0.00 | 1 | -0.19 | 15 | -2.85 | | | Luhn, Robert | | | 2057 | GER | 0.00 | 1 | -0.30 | 15 | -4.50 | |
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) | | | | 25.offene Berliner Senioren Stadtmeisterschaft | Berlin | GER | 2009-02-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1916 | 1936 | 1.00 | 3 | -0.62 | 15 | -9.30 | |
|  Bauer, Stefan | | | 1768 | GER | 1.00 | 1 | 0.28 | 15 | 4.20 | | | Welz, Peter, Dr. | f | | 2232 | GER | 0.00 | 1 | -0.15 | 15 | -2.25 | | | Poeltelt, Helmut, Dr. | | | 1747 | GER | 0.00 | 1 | -0.75 | 15 | -11.25 | |
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) | | | | 25.ChessOrg Schachfestival Seniors | Bad Woerishofen | GER | 2009-03-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1939 | 1936 | 2.50 | 8 | -1.39 | 15 | -20.85 | |
| | Jurgan, Brigitte | | | 1586 | GER | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Mantzouneas, Nikolaos | | | 1987 | GRE | 0.50 | 1 | 0.07 | 15 | 1.05 | | | Mentel, Juergen Dr. | | | 2110 | GER | 0.50 | 1 | 0.23 | 15 | 3.45 | | | Spurga, Josef | | | 1996 | GER | 0.00 | 1 | -0.42 | 15 | -6.30 | | | Dahlhaus, Friedhelm | | | 2121 | GER | 0.50 | 1 | 0.24 | 15 | 3.60 | | | Klempt, Guenter | | | 2069 | GER | 0.00 | 1 | -0.32 | 15 | -4.80 | | | Garms, Ilse | | | 1720 | GER | 0.00 | 1 | -0.78 | 15 | -11.70 | | | Winkler, Hans | | | 1923 | GER | 0.00 | 1 | -0.52 | 15 | -7.80 | |
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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