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Individual Calculations March 2023 |
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| La Manna, Andrea Total change: -33.40 | |   |
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| Marshall Chess Club NYC Winter IM Invitational | New York, NY | USA | 2023-02-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2274 | 2245 | 2.50 | 9 | -1.67 | 20 | -33.40 | |
|  Paragua, Mark | g | | 2455 | PHI | 0.00 | 1 | -0.23 | 20 | -4.60 | | | Almeida, Alfonso A | m | | 2254 | MEX | 1.00 | 1 | 0.51 | 20 | 10.20 | |  Martin Del Campo, Roberto | m | | 2225 | MEX | 0.50 | 1 | -0.03 | 20 | -0.60 | | | Tanenbaum, Zachary | c | | 2244 | USA | 0.00 | 1 | -0.50 | 20 | -10.00 | | | Hardaway, Brewington | f | | 2370 | USA | 0.50 | 1 | 0.17 | 20 | 3.40 | | | Lee, Alice Teresa | f | wm | 2320 | USA | 0.00 | 1 | -0.40 | 20 | -8.00 | | | Moor, Nathaniel Philip | | | 2168 | USA | 0.00 | 1 | -0.61 | 20 | -12.20 | | | Huston, Gus | f | | 2285 | USA | 0.00 | 1 | -0.44 | 20 | -8.80 | | | Moskow, Eric | | | 2144 | USA | 0.50 | 1 | -0.14 | 20 | -2.80 | |
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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