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Individual Calculations November 2023 |
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| Chang, Leonhard Total change: -10.80 | |   |
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| 2nd Skyline Open - U2100 Section | Dulles, VA | USA | 2023-10-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1626 | 1540 | 0.50 | 4 | -1.13 | 40 | -45.20 | |
|  Soni, Arjun Gorakh | | | 1614 | USA | 0.00 | 1 | -0.40 | 40 | -16.00 | |  Boshkin, Anatoly | | | 1902 | USA | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Baim, Emin | | | 1511 | USA | 0.50 | 1 | -0.04 | 40 | -1.60 | | | Zhang, Joy | | | 1477 | USA | 0.00 | 1 | -0.59 | 40 | -23.60 | |
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) | | | | 27th annual Eastern Chess Congress - U2100 | Princeton, NJ | USA | 2023-10-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1594 | 1540 | 3.00 | 5 | 0.86 | 40 | 34.40 | |
| | Tran, Quan | | | 1646 | USA | 1.00 | 1 | 0.64 | 40 | 25.60 | | | Vaneswaran, Anand | | | 1607 | USA | 0.50 | 1 | 0.09 | 40 | 3.60 | | | Thiele, Leander | | | 1602 | USA | 1.00 | 1 | 0.59 | 40 | 23.60 | | | Levkov, Ilya | | | 1627 | RUS | 0.00 | 1 | -0.38 | 40 | -15.20 | | | Maxfield, George D | | | 1486 | USA | 0.50 | 1 | -0.08 | 40 | -3.20 | |
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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