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Individual Calculations July 2009 |
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| Friedel, Joshua E Total change: 30.50 | |   |
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| 11th Annual Foxwoods Open | Mashantucket, Connecticut | USA | 2009-04-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2460 | 2516 | 6.50 | 9 | 1.48 | 10 | 14.80 | |
|  Kis, Lorand B | | | 2189 | USA | 1.00 | 1 | 0.13 | 10 | 1.30 | |  Coleman, Teddy | f | | 2289 | USA | 1.00 | 1 | 0.21 | 10 | 2.10 | | | Shulman, Yury | g | | 2632 | USA | 0.00 | 1 | -0.34 | 10 | -3.40 | | | Macintyre, Paul | f | | 2290 | USA | 1.00 | 1 | 0.21 | 10 | 2.10 | | | Szuper, Paul | | | 2190 | USA | 1.00 | 1 | 0.13 | 10 | 1.30 | | | Sadvakasov, Darmen | g | | 2619 | KAZ | 0.50 | 1 | 0.14 | 10 | 1.40 | | | Nakamura, Hikaru | g | | 2701 | USA | 0.50 | 1 | 0.24 | 10 | 2.40 | | | Akobian, Varuzhan | g | | 2613 | USA | 1.00 | 1 | 0.63 | 10 | 6.30 | | | Kacheishvili, Giorgi | g | | 2613 | GEO | 0.50 | 1 | 0.13 | 10 | 1.30 | |
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 US Championship | St. Louis, Missouri | USA | 2009-05-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2608 | 2516 | 5.00 | 9 | 1.59 | 10 | 15.90 | |
| | Onischuk, Alexander | g | | 2684 | USA | 0.50 | 1 | 0.22 | 10 | 2.20 | | | Kaidanov, Gregory | g | | 2595 | USA | 1.00 | 1 | 0.61 | 10 | 6.10 | | | Benjamin, Joel | g | | 2583 | USA | 1.00 | 1 | 0.59 | 10 | 5.90 | | | Kamsky, Gata | g | | 2720 | USA | 0.50 | 1 | 0.26 | 10 | 2.60 | | | Shulman, Yury | g | | 2632 | USA | 0.00 | 1 | -0.34 | 10 | -3.40 | | | Brooks, Michael A | m | | 2463 | USA | 1.00 | 1 | 0.43 | 10 | 4.30 | | | Hess, Robert L | m | | 2485 | USA | 0.00 | 1 | -0.54 | 10 | -5.40 | | | Ehlvest, Jaan | g | | 2606 | USA | 1.00 | 1 | 0.62 | 10 | 6.20 | | | Nakamura, Hikaru | g | | 2701 | USA | 0.00 | 1 | -0.26 | 10 | -2.60 | |
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 National Open | Las Vegas, Nevada | USA | 2009-06-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2345 | 2516 | 3.50 | 5 | -0.02 | 10 | -0.20 | |
| | Kerman, David J | | | 2166 | USA | 1.00 | 1 | 0.11 | 10 | 1.10 | | | Langer, Michael | f | | 2260 | USA | 1.00 | 1 | 0.19 | 10 | 1.90 | | | Bareev, Evgeny | g | | 2636 | RUS | 0.00 | 1 | -0.34 | 10 | -3.40 | | | Bournival, Braden | f | | 2294 | USA | 1.00 | 1 | 0.22 | 10 | 2.20 | | | Fernandez, Daniel | m | | 2369 | USA | 0.50 | 1 | -0.20 | 10 | -2.00 | |
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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