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Individual Calculations July 2009 |
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| Merwin, Steven E Total change: -2.40 | |   |
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| 9th Annual Sands Regency Reno - Far West Open | Reno, Nevada | USA | 2009-04-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2188 | 2082 | 1.00 | 3 | -0.08 | 15 | -1.20 | |
|  Pupols, Viktors | | | 2217 | USA | 0.00 | 1 | -0.32 | 15 | -4.80 | | | Shipman, Walter J | m | | 2219 | USA | 0.50 | 1 | 0.18 | 15 | 2.70 | |  Dejmek, Mark W | | | 2128 | USA | 0.50 | 1 | 0.06 | 15 | 0.90 | |
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) | | | | 2009 Washington Open | Spokane, Washington | USA | 2009-05-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2024 | 2082 | 0.50 | 1 | -0.08 | 15 | -1.20 | |
| | Gay, Daniel | | | 2024 | USA | 0.50 | 1 | -0.08 | 15 | -1.20 | |
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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