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Individual Calculations October 2008 |
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| Harper, Warren Total change: 15.15 | |   |
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| 36th Annual World Open (Open Section) | Philadelphia, Pennsylvania | USA | 2008-06-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2298 | 2254 | 4.50 | 9 | 0.46 | 15 | 6.90 | |
|  Ivanov, Alexander | g | | 2560 | USA | 0.00 | 1 | -0.14 | 15 | -2.10 | |  Stancil, Kimani A | | | 2162 | USA | 1.00 | 1 | 0.37 | 15 | 5.55 | | | Shabalov, Alexander | g | | 2604 | USA | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Carroll, William | | | 1951 | USA | 1.00 | 1 | 0.14 | 15 | 2.10 | | | Almeida, Alfonso A | m | | 2424 | MEX | 0.00 | 1 | -0.28 | 15 | -4.20 | | | Karell, Leif Kazuo | | | 2040 | USA | 1.00 | 1 | 0.23 | 15 | 3.45 | | | Mohota, Nisha | | wg | 2400 | IND | 0.50 | 1 | 0.20 | 15 | 3.00 | | | Ippolito, Dean J | m | | 2425 | USA | 0.00 | 1 | -0.27 | 15 | -4.05 | | | Greanias, Steven D | | | 2117 | USA | 1.00 | 1 | 0.32 | 15 | 4.80 | |
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) | | | | 2008 US Class Championships | Houston, Texas | USA | 2008-07-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2123 | 2294 | 2.00 | 2 | 0.55 | 15 | 8.25 | |
| | Dejmek, Mark W | | | 2136 | USA | 1.00 | 1 | 0.29 | 15 | 4.35 | | | Greanias, Steven D | | | 2109 | USA | 1.00 | 1 | 0.26 | 15 | 3.90 | |
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) | | |
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