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Individual Calculations July 2021 |
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| Costello, Alexander John Total change: -10.20 | |   |
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| 2021 National Open - Championship | Las Vegas, Nevada | USA | 2021-06-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2256 | 2259 | 3.50 | 8 | -0.51 | 20 | -10.20 | |
|  Shetty, Atulya Arya | m | | 2461 | USA | 0.00 | 1 | -0.24 | 20 | -4.80 | |  Amburgy, Ryan | | | 1994 | USA | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Yoo, Christopher Woojin | m | | 2457 | USA | 0.00 | 1 | -0.24 | 20 | -4.80 | | | Woodward, Andy Austin | | | 2083 | USA | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Ostrovskiy, Aleksandr | m | | 2422 | USA | 0.50 | 1 | 0.22 | 20 | 4.40 | | | Maiti, Milind | | | 2068 | USA | 0.50 | 1 | -0.25 | 20 | -5.00 | | | Javakhadze, Zurabi | m | | 2462 | GEO | 0.00 | 1 | -0.24 | 20 | -4.80 | | | Narayanan, Samrug | c | | 2100 | USA | 0.50 | 1 | -0.21 | 20 | -4.20 | |
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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