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Individual Calculations September 2022 |
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| Winslow, Elliott Total change: 0.80 | |   |
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| 5th Annual Irwin National Tournament of Senior State Champions | Rancho Mirage, California | USA | 2022-07-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2148 | 2117 | 2.50 | 5 | 0.18 | 20 | 3.60 | |
|  Fedorowicz, John P | g | | 2411 | USA | 0.50 | 1 | 0.35 | 20 | 7.00 | |  Sokolin, Leonid M | m | | 2460 | USA | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Meidinger, Charles L | | | 1763 | USA | 1.00 | 1 | 0.11 | 20 | 2.20 | | | Kaufman, Lawrence C | g | | 2188 | USA | 0.00 | 1 | -0.40 | 20 | -8.00 | | | Holliman, Bob | | | 1916 | USA | 1.00 | 1 | 0.24 | 20 | 4.80 | |
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) | | | | 2nd Peter Grey Memorial Tuesday Night Marathon - 1800+ Round 4-7 | San Francisco, California | USA | 2022-08-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2220 | 2126 | 1.00 | 3 | -0.14 | 20 | -2.80 | |
| | Diaz, Conrado | | | 2207 | PHI | 0.50 | 1 | 0.11 | 20 | 2.20 | | | Griffith, Kyron | m | | 2360 | USA | 0.50 | 1 | 0.29 | 20 | 5.80 | | | Xia, Yusheng | | | 2094 | USA | 0.00 | 1 | -0.54 | 20 | -10.80 | |
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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