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Individual Calculations July 2009 |
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| Smith, Bryan G Total change: -7.00 | |   |
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| 31st Annual Marchand Open | Rochester, NY | USA | 2009-03-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2218 | 2462 | 3.00 | 3 | 0.61 | 10 | 6.10 | |
|  Strenzwilk, Denis | | | 2112 | USA | 1.00 | 1 | 0.11 | 10 | 1.10 | |  Golyak, Isay | f | | 2263 | USA | 1.00 | 1 | 0.24 | 10 | 2.40 | | | Adu, Oladapo Oluto | m | | 2279 | NGR | 1.00 | 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) | | | | 11th Annual Foxwoods Open | Mashantucket, Connecticut | USA | 2009-04-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2283 | 2474 | 5.00 | 8 | -0.86 | 10 | -8.60 | |
| | Rueda, Libardo | | | 2208 | USA | 1.00 | 1 | 0.18 | 10 | 1.80 | | | Yang, Darwin | f | | 2231 | USA | 0.00 | 1 | -0.80 | 10 | -8.00 | | | Gershenov, Ben | | | 2124 | USA | 1.00 | 1 | 0.11 | 10 | 1.10 | | | Jiang, Louie | | | 2266 | CAN | 1.00 | 1 | 0.23 | 10 | 2.30 | | | Markzon, Gregory | f | | 2203 | USA | 0.50 | 1 | -0.33 | 10 | -3.30 | | | Zierk, Steven C | | | 2296 | USA | 0.50 | 1 | -0.23 | 10 | -2.30 | | | Kleiman, Jake | f | | 2326 | USA | 1.00 | 1 | 0.30 | 10 | 3.00 | | | Ehlvest, Jaan | g | | 2606 | USA | 0.00 | 1 | -0.32 | 10 | -3.20 | |
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) | | | | 18th Annual Chicago Open - Open Section | Wheeling, Illinois | USA | 2009-05-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2413 | 2474 | 3.00 | 6 | -0.45 | 10 | -4.50 | |
| | Homa, Seth | | | 2266 | USA | 0.50 | 1 | -0.27 | 10 | -2.70 | | | Yang, Darwin | f | | 2231 | USA | 1.00 | 1 | 0.20 | 10 | 2.00 | | | Van Wely, Loek | g | | 2622 | NED | 0.50 | 1 | 0.20 | 10 | 2.00 | | | Felecan, Florin | f | | 2369 | USA | 1.00 | 1 | 0.36 | 10 | 3.60 | | | Ehlvest, Jaan | g | | 2606 | USA | 0.00 | 1 | -0.32 | 10 | -3.20 | | | Molner, Mackenzie | | | 2384 | USA | 0.00 | 1 | -0.62 | 10 | -6.20 | |
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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