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Individual Calculations February 2023 |
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| Ingellis, Jonathan Total change: -10.00 | |   |
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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 |
| 1568 | 1513 | 1.50 | 4 | -0.25 | 40 | -10.00 | |
|  Narayanan, Krishna | | | 1524 | USA | 0.50 | 1 | 0.02 | 40 | 0.80 | |  Cao, Frank Zhongtian | | | 1528 | USA | 1.00 | 1 | 0.52 | 40 | 20.80 | | | Rebano, Mario | | | 1806 | PHI | 0.00 | 1 | -0.15 | 40 | -6.00 | | | Wang, Rocky | | | 1414 | USA | 0.00 | 1 | -0.64 | 40 | -25.60 | |
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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