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Individual Calculations September 2009 |
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| Bradford, Joseph M Total change: -32.10 | |   |
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| 3rd Annual Philadelphia International | Philadelphia, Pennsylvania | USA | 2009-06-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2325 | 2419 | 3.50 | 7 | -0.78 | 10 | -7.80 | |
|  Mc Cartney, Patrick | | | 2141 | USA | 1.00 | 1 | 0.17 | 10 | 1.70 | |  Bellaiche, Anthony | m | | 2450 | FRA | 0.50 | 1 | 0.04 | 10 | 0.40 | | | Stocek, Jiri | g | | 2573 | CZE | 0.00 | 1 | -0.29 | 10 | -2.90 | | | Battaglini, Gabriel | | | 2325 | FRA | 0.50 | 1 | -0.13 | 10 | -1.30 | | | Naroditsky, Daniel | f | | 2335 | USA | 0.50 | 1 | -0.12 | 10 | -1.20 | | | Ng, Gary K | | | 2085 | CAN | 1.00 | 1 | 0.12 | 10 | 1.20 | | | Fernandez, Daniel | m | | 2369 | USA | 0.00 | 1 | -0.57 | 10 | -5.70 | |
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) | | | | 37th Annual World Open - Open Section | Philadelphia, Pennsylvania | USA | 2009-06-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2453 | 2419 | 0.00 | 3 | -1.38 | 10 | -13.80 | |
| | Kacheishvili, Giorgi | g | | 2613 | GEO | 0.00 | 1 | -0.25 | 10 | -2.50 | | | Hansen, Eric | f | | 2398 | CAN | 0.00 | 1 | -0.53 | 10 | -5.30 | | | Morshedi, Ali | f | | 2347 | USA | 0.00 | 1 | -0.60 | 10 | -6.00 | |
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) | | | | 2009 Canadian Open | Edmonton, Alberta | CAN | 2009-07-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2274 | 2409 | 3.00 | 6 | -1.05 | 10 | -10.50 | |
| | Moloney, Nicholas | | | 2199 | ENG | 0.50 | 1 | -0.27 | 10 | -2.70 | | | Davies, Lucas | | | 2172 | CAN | 1.00 | 1 | 0.20 | 10 | 2.00 | | | Adams, Michael | g | | 2699 | ENG | 0.00 | 1 | -0.16 | 10 | -1.60 | | | Kagramanov, Dina | | wf | 2093 | CAN | 1.00 | 1 | 0.13 | 10 | 1.30 | | | Langer, Michael | f | | 2263 | USA | 0.50 | 1 | -0.20 | 10 | -2.00 | | | Plotkin, Victor | | | 2215 | CAN | 0.00 | 1 | -0.75 | 10 | -7.50 | |
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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