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Individual Calculations July 2009 |
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| Ehlvest, Jaan Total change: 8.00 | |   |
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| 11th Annual Foxwoods Open | Mashantucket, Connecticut | USA | 2009-04-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2413 | 2606 | 6.50 | 9 | -0.08 | 10 | -0.80 | |
|  Figler, Ilye | f | | 2319 | USA | 1.00 | 1 | 0.16 | 10 | 1.60 | |  Uesugi, Shinsaku | | | 2288 | JPN | 1.00 | 1 | 0.13 | 10 | 1.30 | | | Hess, Robert L | m | | 2485 | USA | 0.00 | 1 | -0.66 | 10 | -6.60 | | | Zenyuk, Iryna | c | wm | 2305 | USA | 1.00 | 1 | 0.15 | 10 | 1.50 | | | Shankland, Samuel | m | | 2446 | USA | 0.50 | 1 | -0.21 | 10 | -2.10 | | | Santarius, Erik F | | | 2256 | USA | 1.00 | 1 | 0.11 | 10 | 1.10 | | | Ivanov, Alexander | g | | 2516 | USA | 0.50 | 1 | -0.12 | 10 | -1.20 | | | Smith, Bryan G | m | | 2474 | USA | 1.00 | 1 | 0.32 | 10 | 3.20 | | | Shulman, Yury | g | | 2632 | USA | 0.50 | 1 | 0.04 | 10 | 0.40 | |
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 |
| 2585 | 2606 | 4.50 | 9 | -0.25 | 10 | -2.50 | |
| | Brooks, Michael A | m | | 2463 | USA | 1.00 | 1 | 0.31 | 10 | 3.10 | | | Nakamura, Hikaru | g | | 2701 | USA | 0.50 | 1 | 0.13 | 10 | 1.30 | | | Onischuk, Alexander | g | | 2684 | USA | 0.50 | 1 | 0.11 | 10 | 1.10 | | | Kaidanov, Gregory | g | | 2595 | USA | 0.50 | 1 | -0.02 | 10 | -0.20 | | | Akobian, Varuzhan | g | | 2613 | USA | 0.00 | 1 | -0.49 | 10 | -4.90 | | | Sevillano, Enrico | m | | 2520 | USA | 0.50 | 1 | -0.12 | 10 | -1.20 | | | Krush, Irina | m | wg | 2452 | USA | 1.00 | 1 | 0.29 | 10 | 2.90 | | | Friedel, Joshua E | g | | 2516 | USA | 0.00 | 1 | -0.62 | 10 | -6.20 | | | Kamsky, Gata | g | | 2720 | USA | 0.50 | 1 | 0.16 | 10 | 1.60 | |
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) | | | | 18th Annual Chicago Open - Open Section | Wheeling, Illinois | USA | 2009-05-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2568 | 2606 | 2.50 | 3 | 0.85 | 10 | 8.50 | |
| | Smith, Bryan G | m | | 2474 | USA | 1.00 | 1 | 0.32 | 10 | 3.20 | | | Shabalov, Alexander | g | | 2569 | USA | 1.00 | 1 | 0.45 | 10 | 4.50 | | | Sargissian, Gabriel | g | | 2660 | ARM | 0.50 | 1 | 0.08 | 10 | 0.80 | |
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) | | | | 2009 National Open | Las Vegas, Nevada | USA | 2009-06-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2440 | 2606 | 4.50 | 6 | 0.28 | 10 | 2.80 | |
| | Haessler, Carl A | | | 2256 | USA | 1.00 | 1 | 0.11 | 10 | 1.10 | | | Panjwani, Raja D | f | | 2364 | CAN | 1.00 | 1 | 0.20 | 10 | 2.00 | | | Kraai, Jesse | g | | 2488 | USA | 0.00 | 1 | -0.66 | 10 | -6.60 | | | Bradford, Joseph M | m | | 2419 | USA | 1.00 | 1 | 0.26 | 10 | 2.60 | | | Izoria, Zviad | g | | 2619 | GEO | 0.50 | 1 | 0.02 | 10 | 0.20 | | | Gurevich, Dmitry | g | | 2494 | USA | 1.00 | 1 | 0.35 | 10 | 3.50 | |
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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