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Individual Calculations October 2008 |
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| Gilruth, Peter Total change: -38.70 | |   |
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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 |
| 2195 | 2224 | 0.50 | 5 | -2.17 | 15 | -32.55 | |
|  Kuderinov, Kirill | m | | 2422 | KAZ | 0.00 | 1 | -0.24 | 15 | -3.60 | |  Cheng, Bindi | f | | 2294 | CAN | 0.00 | 1 | -0.40 | 15 | -6.00 | | | Dejmek, Mark W | | | 2152 | USA | 0.00 | 1 | -0.60 | 15 | -9.00 | | | Schoch, Ian David | | | 1945 | USA | 0.00 | 1 | -0.84 | 15 | -12.60 | | | Stancil, Kimani A | | | 2162 | USA | 0.50 | 1 | -0.09 | 15 | -1.35 | |
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) | | | | Chicago Class Championships | Oak Brook, Illinois | USA | 2008-07-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2243 | 2224 | 2.00 | 5 | -0.41 | 15 | -6.15 | |
| | Yermolinsky, Alex | g | | 2530 | USA | 0.00 | 1 | -0.14 | 15 | -2.10 | | | Cao, Tony | | | 2179 | USA | 0.50 | 1 | -0.06 | 15 | -0.90 | | | Chow, Albert C | f | | 2186 | USA | 0.50 | 1 | -0.05 | 15 | -0.75 | | | Karklins, Andrew | f | | 2267 | USA | 0.00 | 1 | -0.44 | 15 | -6.60 | | | Cohen, Lawrence S | | | 2055 | USA | 1.00 | 1 | 0.28 | 15 | 4.20 | |
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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