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Individual Calculations August 2021 |
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| Kozower, Ethan Total change: 154.80 | |   |
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| Marshall FIDE Monday June-July 2021 | New York, NY | USA | 2021-06-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1826 | 1558 | 1.50 | 2 | 1.10 | 40 | 44.00 | |
|  De Villa, Jose | | | 1694 | USA | 1.00 | 1 | 0.68 | 40 | 27.20 | |  Ray, Sarathi | | | 1958 * | USA | 0.50 | 1 | 0.42 | 40 | 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) | | | | 49th Annual World Open - Under 2200 | Philadelphia, Pennsylvania | USA | 2021-07-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1868 | 1574 | 4.00 | 8 | 2.77 | 40 | 110.80 | |
| | Polyakin, Vladimir | | | 1899 | USA | 1.00 | 1 | 0.87 | 40 | 34.80 | | | Penagalapati, Abhinav | | | 1896 | USA | 0.50 | 1 | 0.37 | 40 | 14.80 | | | Barrow, William | | | 1927 | USA | 0.50 | 1 | 0.39 | 40 | 15.60 | | | Karell, Leif Kazuo | | | 1865 | USA | 0.50 | 1 | 0.35 | 40 | 14.00 | | | Books, Muskee | | | 1867 | USA | 0.00 | 1 | -0.15 | 40 | -6.00 | | | Carey, Michael P | | | 1908 | USA | 1.00 | 1 | 0.88 | 40 | 35.20 | | | Starkman, Eric | | | 1791 | USA | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Datar, Nikhil Milind | | | 1794 | USA | 0.50 | 1 | 0.28 | 40 | 11.20 | |
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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