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Individual Calculations July 2023 |
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| Yi, Colin Total change: -21.60 | |   |
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| 2023 1000GM Memorial Day Open - Class A | Sunnyvale, CA | USA | 2023-05-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1385 | 1327 | 1.50 | 6 | -1.02 | 40 | -40.80 | |
|  Kostrub, Anders Thomas | | | 1449 | USA | 0.00 | 1 | -0.33 | 40 | -13.20 | |  Penagalapati, Anvitha | | | 1384 | USA | 0.50 | 1 | 0.08 | 40 | 3.20 | | | Soltani, Mohammad | | | 1338 | USA | 0.50 | 1 | 0.02 | 40 | 0.80 | | | Wang, Jessica | | | 1366 | USA | 0.00 | 1 | -0.45 | 40 | -18.00 | | | Kaleeswaran, Jaidev | | | 1355 | USA | 0.50 | 1 | 0.04 | 40 | 1.60 | | | Tirouvingadame, Arivoli | | | 1415 | USA | 0.00 | 1 | -0.38 | 40 | -15.20 | |
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) | | | | 22nd Addison Memorial Championship - 1600-1999 | San Francisco, CA | USA | 2023-06-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1402 | 1345 | 0.50 | 2 | -0.35 | 40 | -14.00 | |
| | Hack, Richard | | | 1428 | USA | 0.50 | 1 | 0.11 | 40 | 4.40 | | | Horde, Nicolas T | | | 1376 | USA | 0.00 | 1 | -0.46 | 40 | -18.40 | |
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) | | | | 2023 National Open - Under 2100 | Las Vegas, NV | USA | 2023-06-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1800 | 1345 | 1.00 | 3 | 0.83 | 40 | 33.20 | |
| | Ackerman, Ryan | | | 1785 | USA | 1.00 | 1 | 0.94 | 40 | 37.60 | | | Ledezma Panades, Hernan Javier | | | 1852 | CHI | 0.00 | 1 | -0.04 | 40 | -1.60 | | | Borse, Prasanna | | | 1763 | USA | 0.00 | 1 | -0.07 | 40 | -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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