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Individual Calculations September 2009 |
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| Potthammel, Joerg Total change: 17.10 | |   |
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| 12.offene Seniorenmeisterschaft Niedersachsen | Bad Bevensen | GER | 2009-07-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2092 | 2074 | 4.50 | 7 | 1.14 | 15 | 17.10 | |
|  Kroener, Otto | | | 2039 | GER | 1.00 | 1 | 0.45 | 15 | 6.75 | |  Ljubarskij, Juri | f | | 2274 | GER | 0.50 | 1 | 0.26 | 15 | 3.90 | | | Baum, Bernd, Dr. | f | | 2219 | GER | 0.00 | 1 | -0.31 | 15 | -4.65 | | | Juergens, Peter | | | 2005 | GER | 0.50 | 1 | -0.10 | 15 | -1.50 | | | Wittkugel, Friedhelm | | | 2018 | GER | 1.00 | 1 | 0.42 | 15 | 6.30 | | | Gudat, Alfons | | | 2039 | GER | 0.50 | 1 | -0.05 | 15 | -0.75 | | | Perk, Egbert | | | 2052 | GER | 1.00 | 1 | 0.47 | 15 | 7.05 | |
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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