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Individual Calculations April 2023 |
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| Black, Raymond Total change: 81.60 | |   |
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| Spring 2023 ALTO | Charlotte, NC | USA | 2023-03-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1968 | 1486 | 2.50 | 5 | 2.04 | 40 | 81.60 | |
|  Wilson, Matthew | | | 2000 | USA | 0.00 | 1 | -0.04 | 40 | -1.60 | |  Walsh, Sara | | | 1609 | USA | 1.00 | 1 | 0.67 | 40 | 26.80 | | | Johnson, Benjamin | | | 1972 | USA | 0.50 | 1 | 0.46 | 40 | 18.40 | | | Ishee, Mark | | | 1959 | USA | 1.00 | 1 | 0.95 | 40 | 38.00 | | | Ivanov, Mike | f | | 2299 | CAN | 0.00 | 1 | 0.00 | 40 | 0.00 | |
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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