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Individual Calculations August 2022 |
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| Dedona, Mark Total change: 61.20 | |   |
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| 2022 World Open FIDE U2400 | Philadelphia, PA | USA | 2022-06-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1963 | 1752 | 2.00 | 3 | 1.16 | 40 | 46.40 | |
|  Martin, Roger | | | 2195 | USA | 1.00 | 1 | 0.94 | 40 | 37.60 | |  Guo, Ethan | | | 1683 | USA | 0.00 | 1 | -0.60 | 40 | -24.00 | | | Macaspac, Arthur | | | 2011 | USA | 1.00 | 1 | 0.82 | 40 | 32.80 | |
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) | | | | 50th Annual World Open - Under 2200 | Philadelphia, Pennsylvania | USA | 2022-06-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1726 | 1752 | 4.00 | 7 | 0.37 | 40 | 14.80 | |
| | Zelinski, Paul B | | | 1352 * | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Ray, Ujan | | | 1710 | USA | 1.00 | 1 | 0.44 | 40 | 17.60 | | | Hoffman, Luc William Crim | | | 1821 | USA | 0.00 | 1 | -0.40 | 40 | -16.00 | | | He, Levon | | | 1953 | USA | 0.00 | 1 | -0.24 | 40 | -9.60 | | | Krishna, Rohan | | | 1799 | USA | 1.00 | 1 | 0.57 | 40 | 22.80 | | | Pillai, Adithya | | | 1771 | USA | 0.00 | 1 | -0.47 | 40 | -18.80 | | | Wang, Kyle Yiwen | | | 1673 | USA | 1.00 | 1 | 0.39 | 40 | 15.60 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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