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Individual Calculations March 2023 |
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| Paragua, Mark Total change: -12.80 | |   |
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| 2023 February Marshall Premier | New York, NY | USA | 2023-02-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2108 | 2455 | 3.00 | 4 | -0.47 | 10 | -4.70 | |
|  Mottola, Max | | | 2055 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | |  Johnston, Daniel Frank | | | 2070 | USA | 1.00 | 1 | 0.09 | 10 | 0.90 | | | Graif, William Samuel | f | | 2307 | CAN | 0.50 | 1 | -0.20 | 10 | -2.00 | | | Mou, Iris | | wf | 1999 | USA | 0.50 | 1 | -0.44 | 10 | -4.40 | | | * 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) | | | | Marshall Chess Club NYC Winter IM Invitational | New York, NY | USA | 2023-02-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2251 | 2455 | 6.00 | 9 | -0.81 | 10 | -8.10 | |
| | La Manna, Andrea | f | | 2245 | ITA | 1.00 | 1 | 0.23 | 10 | 2.30 | | | Martin Del Campo, Roberto | m | | 2225 | MEX | 1.00 | 1 | 0.21 | 10 | 2.10 | | | Tanenbaum, Zachary | c | | 2244 | USA | 1.00 | 1 | 0.23 | 10 | 2.30 | | | Hardaway, Brewington | f | | 2370 | USA | 0.50 | 1 | -0.12 | 10 | -1.20 | | | Lee, Alice Teresa | f | wm | 2320 | USA | 0.50 | 1 | -0.18 | 10 | -1.80 | | | Moor, Nathaniel Philip | | | 2168 | USA | 0.00 | 1 | -0.84 | 10 | -8.40 | | | Huston, Gus | f | | 2285 | USA | 0.50 | 1 | -0.22 | 10 | -2.20 | | | Moskow, Eric | | | 2144 | USA | 1.00 | 1 | 0.14 | 10 | 1.40 | | | Almeida, Alfonso A | m | | 2254 | MEX | 0.50 | 1 | -0.26 | 10 | -2.60 | |
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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