Individual Calculations February 2023 |
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Walder, Michael S Total change: -46.40 | | |
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2023 New Year Tuesday Night Marathon - 2000 and over Rounds 1-3 | San Francisco, CA | USA | 2023-01-10 |
Rc | Ro | w | n | change | K | K*chg | Game |
1909 | 1916 | 2.00 | 3 | 0.40 | 20 | 8.00 | |
| Zhou, Ivan | | | 1540 | USA | 1.00 | 1 | 0.09 | 20 | 1.80 | | Griffith, Kyron Waykuan | m | | 2363 | USA | 0.00 | 1 | -0.06 | 20 | -1.20 | | Lum, Michael K | | | 1823 | USA | 1.00 | 1 | 0.37 | 20 | 7.40 | | 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) | | 14th annual Golden State Open - Major | Concord, CA | USA | 2023-01-13 |
Rc | Ro | w | n | change | K | K*chg | Game |
1676 | 1916 | 0.00 | 2 | -1.60 | 20 | -32.00 | |
| Xu, Jayden | | | 1663 | USA | 0.00 | 1 | -0.81 | 20 | -16.20 | | Suarez, Sebby | | | 1689 | USA | 0.00 | 1 | -0.79 | 20 | -15.80 | | 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) | | 2023 SJCC Winter Championship | Milpitas, CA | USA | 2023-01-21 |
Rc | Ro | w | n | change | K | K*chg | Game |
1669 | 1916 | 0.50 | 2 | -1.12 | 20 | -22.40 | |
| Champsi, Imran | | | 1669 | USA | 0.00 | 1 | -0.81 | 20 | -16.20 | | Oza, Nikunj Chandrakant | | | 1668 | USA | 0.50 | 1 | -0.31 | 20 | -6.20 | | 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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