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Individual Calculations May 2017 |
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| Brodsky, David Total change: 66.80 | |   |
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| 2017 CCCSA IM Norm Invitational (B Group) | Charlotte, North Carolina | USA | 2017-03-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2302 | 2330 | 6.00 | 9 | 1.19 | 20 | 23.80 | |
|  Wang, Tianqi | | | 2215 | USA | 0.00 | 1 | -0.66 | 20 | -13.20 | |  Martin Del Campo C., Roberto | m | | 2392 | MEX | 0.50 | 1 | 0.09 | 20 | 1.80 | | | Vigorito, David | m | | 2370 | USA | 0.50 | 1 | 0.06 | 20 | 1.20 | | | Ludwig, John G | | | 2397 | USA | 0.00 | 1 | -0.41 | 20 | -8.20 | | | Javakhadze, Zurab | m | | 2470 | GEO | 1.00 | 1 | 0.69 | 20 | 13.80 | | | Potula, Kapish | | | 2075 | USA | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Kleinman, Michael | f | | 2289 | CAN | 1.00 | 1 | 0.44 | 20 | 8.80 | | | Harazinska, Ewa | | wm | 2257 | POL | 1.00 | 1 | 0.40 | 20 | 8.00 | | | Francisco, Richard | | | 2253 | USA | 1.00 | 1 | 0.39 | 20 | 7.80 | |
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) | | | | 11th Annual Philadelphia Open | Philadelphia, Pennsylvania | USA | 2017-04-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2410 | 2313 | 5.50 | 9 | 2.15 | 20 | 43.00 | |
| | Yang, Kevin S | | | 2016 | USA | 0.50 | 1 | -0.35 | 20 | -7.00 | | | Wang, Alex | | | 1985 | USA | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Paragua, Mark | g | | 2521 | PHI | 1.00 | 1 | 0.77 | 20 | 15.40 | | | Shimanov, Aleksandr | g | | 2650 | RUS | 1.00 | 1 | 0.88 | 20 | 17.60 | | | Berczes, David | g | | 2500 | HUN | 1.00 | 1 | 0.74 | 20 | 14.80 | | | Arribas Lopez, Angel | g | | 2498 | ESP | 0.00 | 1 | -0.26 | 20 | -5.20 | | | Gurevich, Daniel | m | | 2465 | USA | 0.50 | 1 | 0.20 | 20 | 4.00 | | | Troff, Kayden W | g | | 2492 | USA | 0.50 | 1 | 0.23 | 20 | 4.60 | | | Li, Ruifeng | g | | 2565 | USA | 0.00 | 1 | -0.19 | 20 | -3.80 | |
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) | | |
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