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Individual Calculations February 2023 |
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| Stefanello, Michael Total change: -1.20 | |   |
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| 55th annual Liberty Bell Open - U2100 | Philadelphia, PA | USA | 2023-01-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1621 | 1695 | 3.50 | 6 | -0.03 | 40 | -1.20 | |
|  Nagrocki, Marek A | | | 1695 | USA | 0.00 | 1 | -0.50 | 40 | -20.00 | | | Mays, Shelly | | | 1892 | USA | 1.00 | 1 | 0.75 | 40 | 30.00 | | | Gartenlaub, Corin | | | 1570 | USA | 0.50 | 1 | -0.17 | 40 | -6.80 | |  Wagner, Camden I | | | 1350 | USA | 0.50 | 1 | -0.39 | 40 | -15.60 | | | Dresher, Kevin | | | 1715 | USA | 0.50 | 1 | 0.03 | 40 | 1.20 | | | Johnson, Jeffery W | | | 1504 | USA | 1.00 | 1 | 0.25 | 40 | 10.00 | |
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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