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Individual Calculations September 2009 |
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| Rogers, Norman Total change: 1.65 | |   |
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| 3rd Annual Philadelphia International | Philadelphia, Pennsylvania | USA | 2009-06-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2220 | 2240 | 4.00 | 8 | -0.15 | 15 | -2.25 | |
|  Stopa, Jacek | m | | 2471 | POL | 0.00 | 1 | -0.21 | 15 | -3.15 | |  Szalay, Karoly | | | 2050 | CAN | 1.00 | 1 | 0.25 | 15 | 3.75 | | | Yeager, Daniel A | f | | 2372 | USA | 0.00 | 1 | -0.32 | 15 | -4.80 | | | Mac Kinnon, Keith | | | 2145 | CAN | 0.50 | 1 | -0.13 | 15 | -1.95 | | | Tuhrim, Richard J | | | 2022 | USA | 0.50 | 1 | -0.28 | 15 | -4.20 | | | Saperstein, Craig | | | 1890 | USA | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Bellaiche, Anthony | m | | 2450 | FRA | 0.50 | 1 | 0.27 | 15 | 4.05 | | | Cheng, Bindi | f | | 2361 | CAN | 0.50 | 1 | 0.16 | 15 | 2.40 | |
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) | | | | 37th Annual World Open - Under 2400 Section | Philadelphia, Pennsylvania | USA | 2009-06-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2222 | 2240 | 5.00 | 9 | 0.26 | 15 | 3.90 | |
| | Rosenberg, Evan S | | | 2155 | USA | 0.50 | 1 | -0.12 | 15 | -1.80 | | | Fink Jr, Stanley W | | | 2148 | USA | 1.00 | 1 | 0.37 | 15 | 5.55 | | | Kudryavtsev, Vadim | | | 2165 | RUS | 0.50 | 1 | -0.10 | 15 | -1.50 | | | Rosen, Eric S | | | 2142 | USA | 1.00 | 1 | 0.37 | 15 | 5.55 | | | Sarkar, Justin | m | | 2410 | USA | 0.00 | 1 | -0.28 | 15 | -4.20 | | | Wall, Brian D | | | 2193 | USA | 1.00 | 1 | 0.43 | 15 | 6.45 | | | Hughes, Tyler B | | | 2230 | USA | 0.00 | 1 | -0.51 | 15 | -7.65 | | | Fernandez, Alejandro | | | 2227 | MEX | 1.00 | 1 | 0.48 | 15 | 7.20 | | | Morrison, William | f | | 2324 | USA | 0.00 | 1 | -0.38 | 15 | -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) | | |
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