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Individual Calculations February 2023 |
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| Wang, Kevin Total change: 56.00 | |   |
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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 |
| 1646 | 1631 | 4.50 | 6 | 1.65 | 40 | 66.00 | |
|  Keefe, Chris Patrick | | | 1350 | USA | 1.00 | 1 | 0.16 | 40 | 6.40 | |  Sammons, Matthew Willis | | | 1504 | USA | 1.00 | 1 | 0.33 | 40 | 13.20 | | | Lieberman, Jack | | | 1681 | USA | 0.50 | 1 | 0.07 | 40 | 2.80 | | | Fischer, Robert J | | | 1818 | USA | 0.50 | 1 | 0.24 | 40 | 9.60 | | | Miller, David C | | | 1743 | USA | 1.00 | 1 | 0.65 | 40 | 26.00 | | | Sergeev, Aleksey Michael | | | 1778 | USA | 0.50 | 1 | 0.20 | 40 | 8.00 | |
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) | | | | 60th Annual Baltimore Open - U2200 | Linthicum Heights, MD | USA | 2023-01-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1485 | 1631 | 2.50 | 4 | -0.25 | 40 | -10.00 | |
| | Murugan Ayyappan, Adhiraiyan | | | 1606 | USA | 0.50 | 1 | -0.03 | 40 | -1.20 | | | Yang, Aimee | | | 1420 | USA | 0.00 | 1 | -0.77 | 40 | -30.80 | | | Zhu, Florina | | | 1428 | USA | 1.00 | 1 | 0.24 | 40 | 9.60 | | | Fang, Arabella | | | 1486 | USA | 1.00 | 1 | 0.31 | 40 | 12.40 | |
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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