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Individual Calculations July 2023 |
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| Zhou, Greg Total change: 17.60 | |   |
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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 |
| 1394 | 1504 | 1.50 | 2 | 0.20 | 40 | 8.00 | |
|  Kaleeswaran, Jaidev | | | 1355 | USA | 1.00 | 1 | 0.30 | 40 | 12.00 | |  Chitta, Adithya | | | 1433 | USA | 0.50 | 1 | -0.10 | 40 | -4.00 | |
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 |
| 1409 | 1504 | 1.50 | 2 | 0.24 | 40 | 9.60 | |
| | Hack, Richard | | | 1428 | USA | 0.50 | 1 | -0.10 | 40 | -4.00 | | | Lu, Katherine Sunny | | | 1389 | USA | 1.00 | 1 | 0.34 | 40 | 13.60 | |
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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