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Individual Calculations July 2023 |
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| Ackerman, Ryan Total change: -68.00 | |   |
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| 2023 National Open - Under 2100 | Las Vegas, NV | USA | 2023-06-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1435 | 1785 | 1.00 | 5 | -3.40 | 20 | -68.00 | |
|  Kostrub, Anders | | | 1449 | USA | 0.00 | 1 | -0.88 | 20 | -17.60 | |  Vichare, Ruhan Yogesh | | | 1417 | USA | 0.00 | 1 | -0.90 | 20 | -18.00 | | | Pramod, Pranavi | | | 1385 * | USA | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Yi, Colin | | | 1345 | USA | 0.00 | 1 | -0.94 | 20 | -18.80 | | | Saravanan, Sujan | | | 1580 | USA | 0.50 | 1 | -0.26 | 20 | -5.20 | | | * 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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