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Individual Calculations April 2023 |
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| Zhurbinsky, David Total change: 30.20 | |   |
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| 2023 Saint Louis Super Swiss | Saint Louis, Missouri | USA | 2023-03-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2245 | 2045 | 2.50 | 8 | 0.34 | 20 | 6.80 | |
|  Escalante, Brian | m | | 2474 | PER | 0.00 | 1 | -0.07 | 20 | -1.40 | |  Marjanovic, Annamaria | | wg | 2264 | HUN | 0.00 | 1 | -0.22 | 20 | -4.40 | | | Tan, Ralph | | | 1984 | USA | 1.00 | 1 | 0.42 | 20 | 8.40 | | | Grabinsky, Aaron | m | | 2405 | USA | 0.00 | 1 | -0.10 | 20 | -2.00 | | | Jacobson, Aaron | f | | 2308 | USA | 0.00 | 1 | -0.18 | 20 | -3.60 | | | Zhang, Alex | | | 1994 | USA | 1.00 | 1 | 0.43 | 20 | 8.60 | | | Ladan, Nicholas | | | 2273 | USA | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Malicka, Maria | f | wc | 2255 | POL | 0.50 | 1 | 0.27 | 20 | 5.40 | |
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) | | | | 27th annual Mid-America Open - Major | St. Louis, Missouri | USA | 2023-03-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2027 | 2045 | 4.00 | 5 | 1.17 | 20 | 23.40 | |
| | Nemmali, Prateek R | | | 1883 | USA | 1.00 | 1 | 0.29 | 20 | 5.80 | | | Murthy, Shamith | | | 1968 | USA | 1.00 | 1 | 0.39 | 20 | 7.80 | | | Kaidanov, Gregory | g | | 2556 | USA | 0.00 | 1 | -0.04 | 20 | -0.80 | | | Seghers, Evan Charles | | | 1809 | USA | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Wisniowski, Natalie | | wc | 1918 | USA | 1.00 | 1 | 0.33 | 20 | 6.60 | |
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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