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Individual Calculations February 2023 |
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| Yang, Andersen Total change: 27.20 | |   |
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| 32nd annual North American Open - U2100 | Paradise, Nevada | USA | 2022-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1620 | 1517 | 2.00 | 5 | 0.08 | 40 | 3.20 | |
|  Phillips, Ryan | | | 1777 | USA | 0.50 | 1 | 0.32 | 40 | 12.80 | |  Cha, Justin | | | 1537 | USA | 0.50 | 1 | 0.03 | 40 | 1.20 | | | Page, Jordan | | | 1568 | USA | 0.00 | 1 | -0.43 | 40 | -17.20 | | | Ying, Elizabeth Wenzhen | | | 1335 | USA | 1.00 | 1 | 0.26 | 40 | 10.40 | | | Stern-Rodriguez, Elias Abraham | | | 1885 | USA | 0.00 | 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) | | | | 11th annual Boston Chess Congress - U2100 Section | Boston MA | USA | 2023-01-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1369 | 1529 | 2.00 | 2 | 0.60 | 40 | 24.00 | |
| | Kypriotakis, Kyriakos | | | 1265 | GRE | 1.00 | 1 | 0.18 | 40 | 7.20 | | | Pan, Zachary | | | 1472 | USA | 1.00 | 1 | 0.42 | 40 | 16.80 | |
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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