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Individual Calculations July 2010 |
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| Grefe, John Total change: -10.90 | |   |
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| Spring Tuesday Night Marathon | San Francisco, California | USA | 2010-03-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2198 | 2348 | 1.00 | 3 | -1.09 | 10 | -10.90 | |
|  Wong, Russell | | | 2151 | USA | 0.50 | 1 | -0.25 | 10 | -2.50 | | | Zavadsky, Peter | | | 2275 | SVK | 0.50 | 1 | -0.10 | 10 | -1.00 | | | Fuentes, Romulo | | | 2167 | USA | 0.00 | 1 | -0.74 | 10 | -7.40 | |
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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