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Individual Calculations February 2023 |
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| Wang, Bohan Total change: 104.80 | |   |
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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 |
| 1754 | 1430 | 2.00 | 5 | 1.30 | 40 | 52.00 | |
|  Smith, Micah | | | 1874 | USA | 0.50 | 1 | 0.44 | 40 | 17.60 | |  Wang, Rachel Zihan | | | 1592 | CAN | 1.00 | 1 | 0.71 | 40 | 28.40 | | | Taylor, Michael | | | 1807 | USA | 0.00 | 1 | -0.09 | 40 | -3.60 | | | Thongmee, Thomas | | | 1763 | USA | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Baxter, Brent | | | 1736 | USA | 0.50 | 1 | 0.36 | 40 | 14.40 | |
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) | | | | 11th annual Boston Chess Congress - U2100 Section | Boston MA | USA | 2023-01-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1462 | 1450 | 1.00 | 1 | 0.52 | 40 | 20.80 | |
| | Ji, Y Luke | | | 1462 | USA | 1.00 | 1 | 0.52 | 40 | 20.80 | |
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) | | | | 55th annual Liberty Bell Open - U2100 | Philadelphia, PA | USA | 2023-01-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1731 | 1450 | 1.50 | 4 | 0.80 | 40 | 32.00 | |
| | Tripodi, Matthew | | | 1790 | USA | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Keiper, Ryan | | | 1601 | USA | 1.00 | 1 | 0.70 | 40 | 28.00 | | | Dresher, Kevin | | | 1715 | USA | 0.50 | 1 | 0.32 | 40 | 12.80 | | | Fischer, Robert J | | | 1818 | 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) | | |
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