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Individual Calculations February 2023 |
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| Gartenlaub, Corin Total change: 37.20 | |   |
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| 11th annual Boston Chess Congress - U2100 Section | Boston MA | USA | 2023-01-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1780 | 1570 | 1.50 | 3 | 0.80 | 40 | 32.00 | |
|  Chen, Xilin | | | 1767 | USA | 0.50 | 1 | 0.25 | 40 | 10.00 | |  McKee, David J | | | 1801 | USA | 1.00 | 1 | 0.79 | 40 | 31.60 | | | Li, Justin Y | | | 1772 | USA | 0.00 | 1 | -0.24 | 40 | -9.60 | |
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) | | | | 55th annual Liberty Bell Open - U2100 | Philadelphia, PA | USA | 2023-01-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1696 | 1570 | 1.50 | 4 | 0.13 | 40 | 5.20 | |
| | Tang, Vincent | | | 1799 | USA | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Stefanello, Michael | | | 1695 | USA | 0.50 | 1 | 0.17 | 40 | 6.80 | | | Camejo, Mauricio | | | 1813 | COL | 0.00 | 1 | -0.20 | 40 | -8.00 | | | Shangin, Lev | | | 1476 | USA | 1.00 | 1 | 0.37 | 40 | 14.80 | |
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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