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Individual Calculations December 2023 |
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| Jammalamadaka, Vihaan Total change: -1.60 | |   |
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| 2023 Washington Challenger's Cup | Seattle, WA | USA | 2023-10-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1731 | 1830 | 3.00 | 4 | 0.69 | 40 | 27.60 | |
|  Lin, Michael | | | 1410 | USA | 1.00 | 1 | 0.07 | 40 | 2.80 | |  Zhou, Yuchen | | | 1430 * | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Willy, Stephen | c | | 2072 | USA | 0.00 | 1 | -0.20 | 40 | -8.00 | | | Sprumont, Oscar | | | 2012 | CAN | 1.00 | 1 | 0.74 | 40 | 29.60 | | | * 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) | | | | Washington Class Championships - Master | Bellevue, WA | USA | 2023-11-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1947 | 1830 | 1.00 | 5 | -0.73 | 40 | -29.20 | |
| | Omori, Michael | | | 1998 | USA | 0.50 | 1 | 0.22 | 40 | 8.80 | | | Min, Ryan | | | 1967 | USA | 0.00 | 1 | -0.32 | 40 | -12.80 | | | Wang, Ted | | | 1969 | USA | 0.00 | 1 | -0.31 | 40 | -12.40 | | | Pupols, Viktors | | | 1790 | USA | 0.00 | 1 | -0.56 | 40 | -22.40 | | | Sprumont, Oscar | | | 2012 | CAN | 0.50 | 1 | 0.24 | 40 | 9.60 | |
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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