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Individual Calculations August 2022 |
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| Martin, Zachary David Total change: -32.20 | |   |
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| 50th Annual World Open - Under 2200 | Philadelphia, Pennsylvania | USA | 2022-06-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1761 | 1993 | 4.00 | 8 | -2.20 | 20 | -44.00 | |
|  Herman, Geoffrey | | | 1808 | USA | 0.50 | 1 | -0.24 | 20 | -4.80 | |  Eisenhauer, Stephen E | | | 1673 | USA | 0.00 | 1 | -0.87 | 20 | -17.40 | | | Luo, Will | | | 1593 * | USA | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Lang, Jayden | | | 1910 | USA | 0.50 | 1 | -0.11 | 20 | -2.20 | | | Shankar, Pranav | | | 1771 | USA | 0.50 | 1 | -0.28 | 20 | -5.60 | | | Ke, Rianne | | wc | 1706 | USA | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Wang, Kevin | | | 1917 | USA | 1.00 | 1 | 0.40 | 20 | 8.00 | | | Talwalkar, Vedant Ameya | | | 1712 | USA | 0.00 | 1 | -0.84 | 20 | -16.80 | | | * 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) | | | | 67th Annual Maryland Open - Championship | Linthicum Heights, MD | USA | 2022-07-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1896 | 2000 | 2.50 | 3 | 0.59 | 20 | 11.80 | |
| | Zheng, Carissa Ang | | | 1942 | USA | 1.00 | 1 | 0.42 | 20 | 8.40 | | | Diep, Andrew | | | 1932 | USA | 1.00 | 1 | 0.41 | 20 | 8.20 | | | Jayasundera, Shane | | | 1813 | USA | 0.50 | 1 | -0.24 | 20 | -4.80 | |
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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