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Individual Calculations May 2010 |
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| Gruen, Gerd-Peter Total change: -5.50 | |   |
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| Oberliga NRW | Bochum | GER | 2009-09-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2368 | 2377 | 2.00 | 5 | -0.55 | 10 | -5.50 | |
|  Homuth, Wolfgang | | | 2227 | GER | 0.00 | 1 | -0.70 | 10 | -7.00 | | | Tugui, Adrian | | | 2376 | ROU | 1.00 | 1 | 0.50 | 10 | 5.00 | | | Van Oosterom, Chiel | m | | 2386 | NED | 0.00 | 1 | -0.49 | 10 | -4.90 | |  Matthias, Heiner | f | | 2389 | GER | 1.00 | 1 | 0.52 | 10 | 5.20 | | | Zatonskih, Anna | m | wg | 2462 | USA | 0.00 | 1 | -0.38 | 10 | -3.80 | |
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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