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Individual Calculations July 2009 |
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| Santarius, Erik F Total change: 15.45 | |   |
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| 11th Annual Foxwoods Open | Mashantucket, Connecticut | USA | 2009-04-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2256 | 2252 | 5.00 | 9 | 0.42 | 15 | 6.30 | |
|  Nakamura, Hikaru | g | | 2602 | USA | 0.00 | 1 | -0.11 | 15 | -1.65 | |  Ng, Andrew | | | 2103 | USA | 0.50 | 1 | -0.20 | 15 | -3.00 | | | Swaminathan, Rahul K | | | 2037 | USA | 1.00 | 1 | 0.23 | 15 | 3.45 | | | Tuhrim, Richard J | | | 2022 | USA | 1.00 | 1 | 0.21 | 15 | 3.15 | | | Stopa, Jacek | m | | 2471 | POL | 1.00 | 1 | 0.78 | 15 | 11.70 | | | Ehlvest, Jaan | g | | 2602 | USA | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Kraiouchkine, Nikiita | | | 2081 | CAN | 0.50 | 1 | -0.23 | 15 | -3.45 | | | Kleiman, Jake | f | | 2326 | USA | 0.00 | 1 | -0.40 | 15 | -6.00 | | | Shvartsman, Andrew N | | | 2057 | USA | 1.00 | 1 | 0.25 | 15 | 3.75 | |
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) | | | | 18th Annual Chicago Open - U2300 Section | Wheeling, Illinois | USA | 2009-05-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2196 | 2252 | 3.50 | 5 | 0.61 | 15 | 9.15 | |
| | Hoover, Nathan E | | | 2182 | USA | 1.00 | 1 | 0.40 | 15 | 6.00 | | | Iwu, Okechukwu N | | | 2198 | USA | 0.50 | 1 | -0.08 | 15 | -1.20 | | | Francisco, Richard T | | | 2213 | USA | 1.00 | 1 | 0.45 | 15 | 6.75 | | | Theil, Carey M | | | 2196 | USA | 0.50 | 1 | -0.08 | 15 | -1.20 | | | Anderson, Renard W | f | | 2192 | 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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