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Individual Calculations May 2015 |
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| Brodsky, David Total change: -50.80 | |   |
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| 9th Annual Philadelphia Open | Philadelphia, Pennsylvania | USA | 2015-04-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2139 | 2327 | 4.00 | 9 | -2.54 | 20 | -50.80 | |
|  Xie, Tianming | | | 1970 | USA | 1.00 | 1 | 0.11 | 20 | 2.20 | |  Xiong, Jeffery | m | | 2482 | USA | 0.00 | 1 | -0.29 | 20 | -5.80 | | | Vettese, Nicholas | c | | 2151 | CAN | 0.00 | 1 | -0.73 | 20 | -14.60 | | | Colding, Ernest | | | 2154 | USA | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Jacobson, Brandon | c | | 2109 | USA | 0.00 | 1 | -0.78 | 20 | -15.60 | | | Tarhon, Brian | | | 2179 | ENG | 0.50 | 1 | -0.20 | 20 | -4.00 | | | Tanenbaum, Zachary | | | 2064 | USA | 0.50 | 1 | -0.32 | 20 | -6.40 | | | Feng, Maggie | | wc | 1971 | USA | 1.00 | 1 | 0.11 | 20 | 2.20 | | | Furfine, Jacob | | | 2169 | USA | 0.00 | 1 | -0.71 | 20 | -14.20 | |
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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